Sunnyvale, California, United States of America: What to pack, what to wear, and when to go [2022]

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Traveling to Sunnyvale, California, United States of America? If you're planning to go to Sunnyvale, here is some important information about when to go, what to wear, and what to pack.

Contents

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.


When to go to Sunnyvale, California, United States of America

Based on the climate and weather in Sunnyvale, the best time to go is August. See below for details.

Important essentials for Sunnyvale, California, United States of America

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

COVID-19 ESSENTIALS FOR 2022


  • Travel disinfecting wipes

    Use these to sanitize plane and hotel surfaces.


  • Hand sanitizer

    This hand sanitizer is a good TSA-friendly option.


  • A vaccine card protector

    Vaccine cards can wear out. An unreadable card can have severe consequences. This vaccine card protector helps avoid that.


  • Travel insurance

    If you or a companion get COVID-19, your amazing trip can be ruined. Good travel insurance can help. See plans


  • Kids' KN95 masks

    N95 masks are not available for kids. These are a good alternative (and can also be used by adults if N95 masks are not available).


  • N95 masks to use in crowded airports

    These N95 masks provide the best level of COVID-19 protection possible.

General health necessities

Don't forget these

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

Already know when you're traveling?

January

January in Sunnyvale is cool. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 50s F (low 10s 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:

If you go to Sunnyvale Heritage Park and Museum, you'll probably do a lot of walking. These are a must:


  • Ultralight day pack

    Like this, so you don't have to lug around a heavy suitcase.


  • Binoculars

    Like these


  • Good hiking shoes

    These are designed for this kind of walking, and can breathe and can get wet


  • Small portable cooler

    Save money on drinks with this portable cooler.

February

If you vacation in Sunnyvale during February, you are likely to find that it is crisp. Temperatures tend to hover around the low 60s F (high 10s C) during the day, while at night they can dip into the 40s F (single digits C). Humidity is generally between 50 and 60% during the day. In terms of precipitation, you can expect it to rain about a third of the time.

What to wear/what to pack:

If you go to Sunnyvale Heritage Park and Museum, you'll probably do a lot of walking. These are a must:


  • Ultralight day pack

    Like this, so you don't have to lug around a heavy suitcase.


  • Binoculars

    Like these


  • Good hiking shoes

    These are designed for this kind of walking, and can breathe and can get wet


  • Small portable cooler

    Save money on drinks with this portable cooler.

March

If you vacation in Sunnyvale during March, you might notice that it is crisp. 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). Humidity is generally between 50 and 60% during the day. In terms of precipitation, you can expect it to rain about a third of the time.

What to wear/what to pack:

If you go to Sunnyvale Heritage Park and Museum, you'll probably do a lot of walking. These are a must:


  • Ultralight day pack

    Like this, so you don't have to lug around a heavy suitcase.


  • Binoculars

    Like these


  • Good hiking shoes

    These are designed for this kind of walking, and can breathe and can get wet


  • Small portable cooler

    Save money on drinks with this portable cooler.

April

April for Sunnyvale is balmy. Temperatures average in the high 60s F (low 20s C) during the day. It rains sometimes.

What to wear/what to pack:

If you go to Sunnyvale Heritage Park and Museum, you'll probably do a lot of walking. These are a must:


  • Ultralight day pack

    Like this, so you don't have to lug around a heavy suitcase.


  • Binoculars

    Like these


  • Good hiking shoes

    These are designed for this kind of walking, and can breathe and can get wet


  • Small portable cooler

    Save money on drinks with this portable cooler.

May

If you visit Sunnyvale during May, you may find that it is mild and dry with little rain. Temperatures tend to hover around the low 70s F (low 20s C) during the day, while at night they can dip into the low 50s F (low 10s C). Humidity is generally between 50 and 60% during the day.

What to wear/what to pack:

If you go to Sunnyvale Heritage Park and Museum, you'll probably do a lot of walking. These are a must:


  • Ultralight day pack

    Like this, so you don't have to lug around a heavy suitcase.


  • Binoculars

    Like these


  • Good hiking shoes

    These are designed for this kind of walking, and can breathe and can get wet


  • Small portable cooler

    Save money on drinks with this portable cooler.

June

June for Sunnyvale is warm and very dry with almost no rain. Temperatures average in the 70s F (mid 20s C) during the day.

What to wear/what to pack:

If you go to Sunnyvale Heritage Park and Museum, you'll probably do a lot of walking. These are a must:


  • Ultralight day pack

    Like this, so you don't have to lug around a heavy suitcase.


  • Binoculars

    Like these


  • Good hiking shoes

    These are designed for this kind of walking, and can breathe and can get wet


  • Small portable cooler

    Save money on drinks with this portable cooler.

July

If you are traveling to Sunnyvale in July, you will notice that it is warm and very dry with almost no rain. Daytime temperatures are in the high 70s F (mid 20s C).

What to wear/what to pack:

If you go to Sunnyvale Heritage Park and Museum, you'll probably do a lot of walking. These are a must:


  • Ultralight day pack

    Like this, so you don't have to lug around a heavy suitcase.


  • Binoculars

    Like these


  • Good hiking shoes

    These are designed for this kind of walking, and can breathe and can get wet


  • Small portable cooler

    Save money on drinks with this portable cooler.

August

August is warm and very dry with almost no rain. Temperatures average in the high 70s F (mid 20s C) during the day.

What to wear/what to pack:

If you go to Sunnyvale Heritage Park and Museum, you'll probably do a lot of walking. These are a must:


  • Ultralight day pack

    Like this, so you don't have to lug around a heavy suitcase.


  • Binoculars

    Like these


  • Good hiking shoes

    These are designed for this kind of walking, and can breathe and can get wet


  • Small portable cooler

    Save money on drinks with this portable cooler.

September

September in this region is a perfect temperature and very dry with almost no rain. Temperatures average in the high 70s F (mid 20s C) during the day.

What to wear/what to pack:

If you go to Sunnyvale Heritage Park and Museum, you'll probably do a lot of walking. These are a must:


  • Ultralight day pack

    Like this, so you don't have to lug around a heavy suitcase.


  • Binoculars

    Like these


  • Good hiking shoes

    These are designed for this kind of walking, and can breathe and can get wet


  • Small portable cooler

    Save money on drinks with this portable cooler.

October

If you go to Sunnyvale in October, you will notice that it is warm and dry with little rain. Expect it to rain sometimes. Daytime temperatures are in the low 70s F (low 20s C).

What to wear/what to pack:

If you go to Sunnyvale Heritage Park and Museum, you'll probably do a lot of walking. These are a must:


  • Ultralight day pack

    Like this, so you don't have to lug around a heavy suitcase.


  • Binoculars

    Like these


  • Good hiking shoes

    These are designed for this kind of walking, and can breathe and can get wet


  • Small portable cooler

    Save money on drinks with this portable cooler.

November

November in Sunnyvale is balmy. Temperatures average in the 60s F (high 10s C) during the day. It rains regularly.

What to wear/what to pack:

If you go to Sunnyvale Heritage Park and Museum, you'll probably do a lot of walking. These are a must:


  • Ultralight day pack

    Like this, so you don't have to lug around a heavy suitcase.


  • Binoculars

    Like these


  • Good hiking shoes

    These are designed for this kind of walking, and can breathe and can get wet


  • Small portable cooler

    Save money on drinks with this portable cooler.

December

If you are traveling to Sunnyvale in December, you will notice that it is relatively cool. Expect it to rain regularly. Daytime temperatures are in the high 50s F (mid 10s C).

What to wear/what to pack:

If you go to Sunnyvale Heritage Park and Museum, you'll probably do a lot of walking. These are a must:


  • Ultralight day pack

    Like this, so you don't have to lug around a heavy suitcase.


  • Binoculars

    Like these


  • Good hiking shoes

    These are designed for this kind of walking, and can breathe and can get wet


  • Small portable cooler

    Save money on drinks with this portable cooler.

Activities for Sunnyvale, California, United States of America

Here are some activity recommendations and activity-specific packing tips for Sunnyvale.

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