Hillsborough, California, United States of America: What to pack, what to wear, and when to go [2022]
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Traveling to Hillsborough, California, United States of America? If you're planning to go to Hillsborough, we've got some important information about when to go, what to wear, and what to pack.
Contents
- When to go to Hillsborough
- Important essentials for Hillsborough
- Activities for Hillsborough
- Hillsborough in January: weather and what to pack
- Hillsborough in February: weather and what to pack
- Hillsborough in March: weather and what to pack
- Hillsborough in April: weather and what to pack
- Hillsborough in May: weather and what to pack
- Hillsborough in June: weather and what to pack
- Hillsborough in July: weather and what to pack
- Hillsborough in August: weather and what to pack
- Hillsborough in September: weather and what to pack
- Hillsborough in October: weather and what to pack
- Hillsborough in November: weather and what to pack
- Hillsborough in December: weather and what to pack

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 Hillsborough, California, United States of America
Based on the climate and weather in Hillsborough, the best time to go is July. See below for details.
Important essentials for Hillsborough, California, United States of America
Here are some general tips on what to wear in Hillsborough, as well as several items to remember to pack when traveling there.
IMPORTANT COVID-19 ESSENTIALS
-
Proof of COVID-19 vaccination/negative test
Travel disinfecting wipes
Use these to sanitize plane and hotel surfaces.
Hand sanitizer
This hand sanitizer is an easy-to-carry TSA-friendly product.
Kids' KN95 masks
N95 masks don't exist for kids. These are a good alternative (and can also be used by adults if N95 masks are not available).
A vaccine card protector
Vaccine cards often wear away. An unreadable vaccination card can cause severe consequences. This vaccine card protector helps stop that.
Touchless thermometer
A touchless thermometer is important to have.
N95 masks
These N95 masks provide the best level of COVID protection possible.
Other health necessities
Don't forget these
Airplane or car necessities
Money/passport pouch
A money pouch is vital for protecting your passport and credit cards.
For families with young children
Photography accessories
- cell phone photography gimbal
- camera drone for outdoor shots
- extra batteries
- extra memory cards
Voice and data SIM card
A SIM card that works in Hillsborough. A good global SIM card works in most countries, but check the country list before buying.
Power bank for devices
A portable power bank, like this one
Plug adapter
A plug adapter that supports outlet types A and B. This one is sufficent for most countries, but check with your hotel.
Activities for Hillsborough, California, United States of America
Here are some activity recommendations and activity-specific packing tips for Hillsborough.
What to wear/what to pack for Hillsborough, California, United States of America by month
Already know when you're traveling?
January
In January, Hillsborough is cool. Temperatures routinely are in the 50s F (mid 10s C) range. At night, lows are in the low 40s F (single digits C). This is also a rainy time for Hillsborough, with several of the days of the month having rain.
What to wear/what to pack:
Light and heavy skirts
-
Dresses
Pants or jeans
-
Long sleeve shirts or blouses
Light jacket or fleece
-
Standard footwear
Extra socks
A rain coat to layer with a jacket
100% waterproof footwear
We use rain boots:
Rain pants
These pants will be a lifesaver in a storm.
Waterproof phone bag
Wind resistant umbrella
This one is a great one to buy.
Waterproof bag/luggage cover
So your suitcases don't get wet. We like:
February
February in Hillsborough can be chilly. Temperatures average in the low 60s F (mid 10s C) during the day. It rains regularly.
What to wear/what to pack:
-
Standard footwear
-
Dresses
Light jacket or fleece
Light and heavy skirts
-
Long sleeve shirts or blouses
Pants or jeans
Extra socks
A rain coat to layer with another jacket
100% waterproof footwear
We recommend these rain boots:
Rain pants
These are a lifesaver in a rainstorm.
Waterproof phone bag
Wind resistant umbrella
This one is a perfect choice.
Waterproof bag/luggage cover
So your suitcases remain dry. We like:
March
If you vacation in Hillsborough during March, you will probably see that it is chilly. 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). In terms of precipitation, you can expect it to rain a bit less than half of the time.
What to wear/what to pack:
Light jacket or fleece
Pants or jeans
-
Long sleeve shirts or blouses
-
Dresses
-
Standard footwear
Extra socks
Light and heavy skirts
A rain jacket to layer with another jacket
100% waterproof footwear
We recommend rain boots:
Rain pants
Rain pants will be vital in a storm.
Waterproof phone bag
Wind resistant umbrella
This one is an excellent option.
Waterproof bag/luggage cover
So your suitcases stay dry. We recommend:
April
If you visit Hillsborough during April, you might see that it is balmy. Temperatures tend to hover around the 60s F (high 10s C) during the day, while at night they can dip into the 40s F (single digits C). In terms of precipitation, you can expect it to rain occasionally.
What to wear/what to pack:
-
Dresses
Extra socks
Light jacket or fleece
-
Long sleeve shirts or blouses
-
Standard footwear
Pants or jeans
Light and heavy skirts
A rain coat to layer with another jacket
100% waterproof footwear
We like rain boots:
Rain pants
Rain pants can be a lifesaver in heavy rain.
Waterproof phone bag
Wind resistant umbrella
This one is a great one to buy.
Waterproof bag/luggage cover
So your belongings stay dry. We like:
May
If you visit Hillsborough during May, you might find that it is balmy and dry with little rain. Temperatures tend to hover around the high 60s F (low 20s C) during the day, while at night they can dip into the high 40s F (single digits C).
What to wear/what to pack:
June
Traveling to Hillsborough in June, you will notice that it is mild and very dry with almost no rain. Daytime temperatures are in the low 70s F (low 20s C).
What to wear/what to pack:
Breathable footwear or sandals
Sandals
Light dresses
You can find some great options here
-
Long and short sleeve shirts
Bug repellent
Light skirts
Short pants or heavy shorts
Extra socks
Sunscreen lotion
July
If you go to Hillsborough in July, you will notice that it is warm and very dry with almost no rain. Daytime temperatures are in the 70s F (low 20s C).
What to wear/what to pack:
Extra socks
Short pants or heavy shorts
Breathable footwear or sandals
Light skirts
Sunscreen lotion
Light dresses
You can find some great options here
Sandals
Bug repellent
-
Long and short sleeve shirts
August
If you are traveling to Hillsborough in August, you will notice that it is a perfect temperature and very dry with almost no rain. Daytime temperatures are in the 70s F (mid 20s C).
What to wear/what to pack:
Light dresses
You can find some great options here
Sunscreen lotion
Breathable footwear or sandals
Short pants or heavy shorts
Bug repellent
-
Long and short sleeve shirts
Light skirts
Sandals
Extra socks
September
September here is a perfect temperature 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:
Extra socks
Light dresses
You can find some great options here
-
Long and short sleeve shirts
Breathable footwear or sandals
Light skirts
Bug repellent
Short pants or heavy shorts
Sunscreen lotion
Sandals
October
Traveling to Hillsborough in October, you will notice that it is balmy and dry with little rain. Expect it to rain once in a while. Daytime temperatures are in the low 70s F (low 20s C).
What to wear/what to pack:
Bug repellent
Extra socks
Light dresses
You can find some great options here
Sandals
Sunscreen lotion
Light skirts
Short pants or heavy shorts
-
Long and short sleeve shirts
Breathable footwear or sandals
A rain coat to layer with a coat
100% waterproof footwear
We recommend rain boots:
Rain pants
These will be essential in a storm.
Waterproof phone bag
Wind resistant umbrella
This one is a perfect option.
Waterproof bag/luggage cover
So your bags remain dry. We recommend:
November
If you vacation in Hillsborough during November, you are likely to notice that it is chilly. Temperatures tend to hover around the 60s F (high 10s C) during the day, while at night they can dip into the 40s F (single digits C). In terms of precipitation, you can expect it to rain about a third of the time.
What to wear/what to pack:
Extra socks
Pants or jeans
-
Standard footwear
Light and heavy skirts
-
Dresses
Light jacket or fleece
-
Long sleeve shirts or blouses
A rain poncho to layer with a coat
100% waterproof footwear
We suggest these rain boots:
Rain pants
These pants will be vital in a rainstorm.
Waterproof phone bag
Windproof umbrella
This one is a great option.
Waterproof bag/luggage cover
So your belongings stay dry. We recommend:
December
December in Hillsborough can be chilly. The average overnight temperatures in the area are in the low 40s F (single digits C), with a few days below 32 F (single digits C).
What to wear/what to pack:
Extra socks
-
Standard footwear
-
Dresses
Pants or jeans
Light and heavy skirts
-
Long sleeve shirts or blouses
Light jacket or fleece
A rain coat to layer with a coat
100% waterproof footwear
We use rain boots:
Rain pants
These pants can be essential in heavy rain.
Waterproof phone bag
Windproof umbrella
This one is a perfect one to buy.
Waterproof bag/luggage cover
So your suitcases stay dry. We recommend:
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