Silicon Valley, California, United States of America: What to pack, what to wear, and when to go [2024]

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Ready to pack for Silicon Valley, California, United States of America? If you're planning to go to Silicon Valley, we have some important information about when to go, what to wear, and what to pack.

Contents

When to go to Silicon Valley, California, United States of America

Based on the climate and weather in Silicon Valley, California, United States of America, the best time to go is July. See below for details.

What to wear/what to pack for Silicon Valley, California, United States of America

Already know when you're traveling?

Here are some general tips on what to wear in Silicon Valley, as well as several items to remember to pack when traveling there.

What to wear/what to pack for Silicon Valley, California, United States of America by month

January

If you vacation in Silicon Valley during January, you are likely to find that it is chilly. Temperatures tend to hover around the high 50s F (mid 10s C) during the day, while at night they can dip into the low 40s F (single digits C). In terms of precipitation, you can expect it to rain 5-10 days this month.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Anti-theft backpack

    For a little peace of mind, an anti-theft backpack protects your belongings.

  • Voice and data SIM card

    A SIM card that works in Silicon Valley. A good global SIM card works in most countries, but check the country list before buying.

  • AirTag to track your luggage

    With airports repeatedly losing things these days, an AirTag can help you find it anywhere in the world: AirTag for iPhones.

Comfort + Essentials

  • Luggage scale to avoid fees

    Airlines charge huge amounts for overweight luggage. Avoid penalties with this

  • Power bank for devices

    A portable power bank, like this one

  • Travel neck support pillow

    A good option is this one

  • Voltage adapter

    A plug adapter that supports outlet types A and B. Ensure that you choose the correct type. A lot of adapters available are just plug changers and expect your devices to convert the voltage themselves. If yours can't do that they could get destroyed. This one works in most countries.

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

February

February in Silicon Valley is relatively cool. The average overnight temperatures in the area are in the 40s F (single digits C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

  • Voice and data SIM card

    A SIM card that works in Silicon Valley. A good global SIM card works in most countries, but check the country list before buying.

  • Anti-theft backpack

    For a little peace of mind, an anti-theft backpack protects your things.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • AirTag to track your luggage

    With airlines repeatedly losing bags these days, an AirTag can help you locate it anywhere in the world: AirTag for iPhones.

Comfort + Essentials

  • Travel pillow

    Our fave is this one

  • Luggage scale to avoid fees

    Airlines charge large prices for overweight luggage. Avoid penalties with this

  • Voltage adapter

    A plug adapter that supports outlet types A and B. Take care to get the right type. Many adapters available are just plugs and expect your electronics to change the voltage themselves. If yours can't do that they could burn up. This one is sufficent for most countries.

  • Power bank for devices

    A portable power bank, like this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

March

If you visit Silicon Valley during March, you may find that it is mild. Temperatures tend to hover around the 60s F (high 10s C) during the day, while at night they can dip into the high 40s F (single digits C). In terms of precipitation, you can expect it to rain 5-10 days this month.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

  • AirTag to track your luggage

    With airlines always losing luggage nowadays, an AirTag can help you find it anywhere in the world: AirTag for iPhones.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Voice and data SIM card

    A SIM card that works in Silicon Valley. A good global SIM card works in most countries, but check the country list before buying.

  • Anti-theft backpack

    For a bit of protection, an anti-theft backpack protects your stuff.

Comfort + Essentials

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Power bank for devices

    A portable power bank, like this one

  • Travel neck pillow

    A versatile choice is this one

  • Luggage scale to avoid fees

    Airlines charge large amounts for overweight luggage. Avoid surcharges with this

  • Travel voltage adapter

    A plug adapter that supports outlet types A and B. Check that you find the correct kind. The vast majority of adapters that you can buy are just plug changers and require your electronics to convert the voltage themselves. If your devices can't do that they could get destroyed. This one should be appropriate for most places.

April

April in Silicon Valley is mild. Temperatures average in the high 60s F (low 20s C) during the day. It rains once in a while.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • AirTag to track your luggage

    With airlines constantly losing luggage nowadays, an AirTag can help you find it anywhere in the world: AirTag for iPhones.

  • Voice and data SIM card

    A SIM card that works in Silicon Valley. A good global SIM card works in most countries, but check the country list before buying.

  • Anti-theft backpack

    For a bit of peace of mind, an anti-theft backpack protects your stuff.

Comfort + Essentials

  • Power bank for devices

    A portable power bank, like this one

  • Luggage scale to avoid fees

    Airlines charge large amounts for overweight luggage. Avoid penalties with this

  • Travel voltage adapter

    A plug adapter that supports outlet types A and B. Check that you pick the correct type. Most adapters currently sold are simply plugs and expect your devices to adjust the voltage themselves. If your electronics can't do that they could get fried. This one is sufficent for most countries.

  • Travel neck pillow

    A good option is this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

May

Traveling to Silicon Valley in May, you will notice that it is a perfect temperature and dry with little rain. Expect it to rain occasionally. Daytime temperatures are in the 70s F (mid 20s C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Anti-theft backpack

    For a little protection, an anti-theft backpack protects your things.

  • Voice and data SIM card

    A SIM card that works in Silicon Valley. A good global SIM card works in most countries, but check the country list before buying.

  • AirTag to track your luggage

    With airports always losing bags nowadays, an AirTag can find it anywhere anywhere: AirTag for iPhones.

Comfort + Essentials

  • Travel neck pillow

    An excellent option is this one

  • Power bank for devices

    A portable power bank, like this one

  • Luggage scale to avoid fees

    Airlines charge excessive penalties for overweight luggage. Avoid surcharges with this

  • Travel voltage adapter

    A plug adapter that supports outlet types A and B. Be careful to find the correct type. Most adapters on sale are simply plug changers and require your electronics to change the voltage themselves. If your electronics can't do that they could get destroyed. This one is sufficent for most places.

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

June

Traveling to Silicon Valley in June, you will notice that it is a perfect temperature and very dry with almost no rain. Daytime temperatures are in the high 70s F (mid 20s C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • AirTag to track your luggage

    With airports constantly losing bags these days, an AirTag can locate it anywhere in the world: AirTag for iPhones.

  • Voice and data SIM card

    A SIM card that works in Silicon Valley. A good global SIM card works in most countries, but check the country list before buying.

  • Anti-theft backpack

    For a little peace of mind, an anti-theft backpack protects your belongings.

Comfort + Essentials

  • Travel voltage adapter

    A plug adapter that supports outlet types A and B. Be sure to pick the correct type. The majority of adapters on sale are simply plug changers and expect your devices to convert the voltage themselves. If your devices can't do that they could get destroyed. This one works in most places.

  • Luggage scale to avoid fees

    Airlines charge excessive prices for overweight luggage. Avoid surcharges with this

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Power bank for devices

    A portable power bank, like this one

  • Travel neck pillow

    A great choice is this one

July

If you vacation in Silicon Valley during July, you are likely to notice that it is hot and very dry with almost no rain. Temperatures tend to hover around the low 80s F (high 20s C) during the day, while at night they can dip into the high 50s F (mid 10s C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Voice and data SIM card

    A SIM card that works in Silicon Valley. A good global SIM card works in most countries, but check the country list before buying.

  • Anti-theft backpack

    For a bit of peace of mind, an anti-theft backpack protects your stuff.

  • AirTag to track your luggage

    With airlines always losing luggage nowadays, an AirTag can locate it anywhere in the world: AirTag for iPhones.

Comfort + Essentials

  • Plug adapter

    A plug adapter that supports outlet types A and B. Make sure to find the necessary type. The vast majority of adapters available online are just plug changers and expect your devices to change the voltage themselves. If your electronics can't do that they could get fried. This one should be appropriate for most locations.

  • Travel neck pillow

    A great choice is this one

  • Power bank for devices

    A portable power bank, like this one

  • Luggage scale to avoid fees

    Airlines charge huge prices for overweight luggage. Avoid penalties with this

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

August

If you are traveling to Silicon Valley in August, you will notice that it is pretty consistently hot and very dry with almost no rain. Daytime temperatures are in the low 80s F (high 20s C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

  • AirTag to track your luggage

    With airlines always losing bags recently, an AirTag can help you locate it anywhere in the world: AirTag for iPhones.

  • Anti-theft backpack

    For a little peace of mind, an anti-theft backpack protects your stuff.

  • Voice and data SIM card

    A SIM card that works in Silicon Valley. A good global SIM card works in most countries, but check the country list before buying.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

Comfort + Essentials

  • Power bank for devices

    A portable power bank, like this one

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Luggage scale to avoid fees

    Airlines charge excessive amounts for overweight luggage. Save money with this

  • Plug adapter

    A plug adapter that supports outlet types A and B. It's important that you get the necessary kind. Many adapters currently available are simply plugs and require your devices to adjust the voltage themselves. If your electronics can't do that they could get destroyed. This one should work in most areas.

  • Travel neck support pillow

    A top rated pillow is this one

September

September in Silicon Valley is pretty consistently hot and very dry with almost no rain. Temperatures average in the low 80s F (high 20s C) during the day.

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Voice and data SIM card

    A SIM card that works in Silicon Valley. A good global SIM card works in most countries, but check the country list before buying.

  • Anti-theft backpack

    For a bit of peace of mind, an anti-theft backpack protects your things.

  • AirTag to track your luggage

    With airports repeatedly losing bags recently, an AirTag can help you find it anywhere anywhere: AirTag for iPhones.

Comfort + Essentials

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Luggage scale to avoid fees

    Airlines charge large amounts for overweight luggage. Avoid surcharges with this

  • Travel pillow

    Our favorite is this one

  • Voltage step down adapter

    A plug adapter that supports outlet types A and B. Ensure that you get the correct kind. The majority of adapters on sale are simply plug changers and require your devices to change the voltage themselves. If your devices can't do that they could get destroyed. This one should be sufficient for most locations.

  • Power bank for devices

    A portable power bank, like this one

October

Traveling to Silicon Valley in October, you will notice that it is a perfect temperature and dry with little rain. Expect it to rain occasionally. Daytime temperatures are in the 70s F (low 20s C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

  • Voice and data SIM card

    A SIM card that works in Silicon Valley. A good global SIM card works in most countries, but check the country list before buying.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • AirTag to track your luggage

    With airports always losing luggage these days, an AirTag can help you find it anywhere on earth: AirTag for iPhones.

  • Anti-theft backpack

    For a little protection, an anti-theft backpack protects your things.

Comfort + Essentials

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Plug adapter

    A plug adapter that supports outlet types A and B. Be sure to get the necessary type. Most adapters available are just plug changers and require your devices to convert the voltage themselves. If your electronics can't do that they could get fried. This one should be sufficient for most places.

  • Travel pillow

    Our favorite is this one

  • Power bank for devices

    A portable power bank, like this one

  • Luggage scale to avoid fees

    Airlines charge huge penalties for overweight luggage. Save money with this

November

November in Silicon Valley is relatively cool. The average overnight temperatures in the area are in the 40s F (single digits C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

  • Anti-theft backpack

    For a bit of peace of mind, an anti-theft backpack protects your stuff.

  • AirTag to track your luggage

    With airlines always losing bags recently, an AirTag can help you locate it anywhere in the world: AirTag for iPhones.

  • Voice and data SIM card

    A SIM card that works in Silicon Valley. A good global SIM card works in most countries, but check the country list before buying.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

Comfort + Essentials

  • Luggage scale to avoid fees

    Airlines charge excessive prices for overweight luggage. Avoid penalties with this

  • Power bank for devices

    A portable power bank, like this one

  • Travel neck support pillow

    What we like is this one

  • Voltage step down adapter

    A plug adapter that supports outlet types A and B. Make sure to find the right type. Most adapters on sale are simply plugs and require your devices to convert the voltage themselves. If yours can't do that they could burn up. This one should be sufficient for most places.

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

December

December in Silicon Valley can be chilly. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 50s F (single digits C) to high 50s F (mid 10s C), although night temperatures can dip into the low 40s F (single digits C).

What to wear/what to pack:

Clothes + Footwear
Health
Safety + Security

  • Voice and data SIM card

    A SIM card that works in Silicon Valley. A good global SIM card works in most countries, but check the country list before buying.

  • AirTag to track your luggage

    With airports always losing bags these days, an AirTag can find it anywhere in the world: AirTag for iPhones.

  • Money/passport pouch

    A money pouch is vital for protecting your passport and credit cards.

  • Anti-theft backpack

    For a little protection, an anti-theft backpack protects your stuff.

Comfort + Essentials

  • Airplane phone mount

    Make your flight more comfortable with an airplane phone mount

  • Travel neck support pillow

    A versatile choice is this one

  • Power bank for devices

    A portable power bank, like this one

  • Luggage scale to avoid fees

    Airlines charge large penalties for overweight luggage. Avoid penalties with this

  • Plug adapter

    A plug adapter that supports outlet types A and B. Check that you pick the necessary type. The majority of adapters currently being sold are just plugs and require your electronics to adjust the voltage themselves. If your electronics can't do that they could get destroyed. This one should be sufficient for most countries.

What to do in Silicon Valley, California, United States of America

Silicon Valley is a hub of innovation, technology and entrepreneurship. Nestled in the heart of California, this region is home to some of the world's biggest tech companies, including Apple, Google, Facebook, and many more. But, beyond the bustling business atmosphere, Silicon Valley offers a range of tourist attractions that are unique to the area.

Here are the top tourist attractions in Silicon Valley that should be on every traveler’s list:

1. The Tech Museum of Innovation - This is a haven for tech enthusiasts, where visitors can explore interactive exhibits that showcase the latest breakthroughs in robotics, artificial intelligence, biotechnology, and more. The museum also offers an IMAX theater and a planetarium, making it a top destination for families.

2. Stanford University - Located in the heart of Silicon Valley, Stanford University offers breathtaking architecture and stunning campus grounds. Visitors can explore the university's art museum, catch a game at the football stadium or enjoy a meal at one of the many on-campus restaurants.

3. Winchester Mystery House - Built by the widow of the inventor of the Winchester rifle, the Winchester Mystery House is a quirky and fascinating attraction that features a maze-like layout, secret passages, and staircases that lead to nowhere. Visitors can take a guided tour to discover the haunted history of this unique mansion.

4. California's Great America - This amusement park is a popular destination for thrill-seekers and families looking for a fun day out. With roller coasters, thrill rides, water attractions, and a range of family-friendly activities, California's Great America offers something for everyone.

5. Computer History Museum - Silicon Valley is known for its tech history, and the Computer History Museum captures the entire story of computers and computing. This museum features interactive displays, artifacts, and exhibits that showcase the evolution of technology over the years.

6. NASA Ames Research Center - Space enthusiasts and science lovers will appreciate this research center’s important work for space exploration programs. It houses exhibits and artifacts that highlight the history of NASA and the many space missions they have conducted.

7. Santana Row - After a day of exploring, a visit to Santana Row is recommended. This upscale shopping and dining center offers a range of high-end shops and fine dining establishments. With its stunning architecture, art installations, and entertainment events, it’s a top destination for locals and visitors alike.

In conclusion, Silicon Valley is not just a destination for tech enthusiasts, but for anyone interested in exploring California’s rich history and popular attractions. These top tourist attractions offer a chance to explore the unique culture of Silicon Valley and experience the best of the region. A visit to the valley promises to be a one-of-a-kind experience that will leave you with unforgettable memories.

About your travel guide

Hi! I'm Dev. I've traveled all over the world and in my travels, I have made many packing lists. In this series, my team and I have compiled the most useful information, as well as things we couldn't live without, to help you plan your trip.

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