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

This article contains affiliate links to Amazon and other vendors. We may earn commission from purchases made through these links.

Traveling to San Bruno, California, United States of America? If you're planning to go to San Bruno, we've got 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 San Bruno, California, United States of America

Based on the climate and weather in San Bruno, the best time to go is July. See below for details.

Important essentials for San Bruno, California, United States of America

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

COVID-19 ESSENTIALS FOR 2022


  • N95 masks to use in crowded airports

    These N95 masks provide the best level of COVID protection you can have.


  • Hand sanitizer

    This hand sanitizer is a good TSA-friendly choice.


  • Travel disinfecting wipes

    Use these to sanitize plane and hotel surfaces.


  • A vaccine card protector

    Vaccine cards frequently become worn. An unreadable vaccine card can have severe consequences. This vaccine card protector helps avoid that.


  • 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).


  • Travel insurance

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

General health necessities

Don't forget these

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

Already know when you're traveling?

January

January in San Bruno is chilly and somewhat rainy. The rain can amount to several inches/centimeters. During this time, temperatures average in the high 40s F (single digits C) to 50s F (low 10s C), although night temperatures can dip into the low 30s F (single digits C).

What to wear/what to pack:

February

If you vacation in San Bruno during February, you are likely to see that it is relatively cool and somewhat rainy. Temperatures tend to hover around the high 50s F (mid 10s C) during the day, while at night they can dip into the 40s F (single digits C). Humidity is generally between 60 and 70% during the day. In terms of precipitation, you can expect it to rain regularly.

What to wear/what to pack:

March

March in San Bruno is relatively cool and somewhat rainy. The average overnight temperatures in the area are in the 40s F (single digits C). It tends to rain a bit less than half of the time. But the colder weather doesn't bring low humidity, which is in the 60% to 70% range on average.

What to wear/what to pack:

April

If you visit San Bruno during April, you will probably find that it is cool. 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 60 and 70% during the day. In terms of precipitation, you can expect it to rain sometimes.

What to wear/what to pack:

May

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

What to wear/what to pack:

June

If you visit San Bruno during June, you may see that it is mild and very dry with almost no rain. Temperatures tend to hover around the low 60s F (low 20s C) during the day, while at night they can dip into the low 50s F (low 10s C). Humidity is generally around 60 during the day.

What to wear/what to pack:

July

If you vacation in San Bruno during July, you are likely to find that it is mild and very dry with almost no rain. Temperatures tend to hover around the low 70s F (low 20s C) during the day, while at night they can dip into the 50s F (low 10s C). Humidity is generally between 60 and 70% during the day.

What to wear/what to pack:

August

August in this region is mild and very dry with almost no rain. Temperatures average in the low 70s F (low 20s C) during the day.

What to wear/what to pack:

September

If you visit San Bruno during September, you may see that it is warm and very dry with almost no rain. Temperatures tend to hover around the 70s F (low 20s C) during the day, while at night they can dip into the 50s F (low 10s C). Humidity is generally around 60 during the day.

What to wear/what to pack:

October

October in San Bruno is mild and dry with little rain. Temperatures average in the low 70s F (low 20s C) during the day. It rains sometimes.

What to wear/what to pack:

November

If you vacation in San Bruno during November, you will probably find that it can be chilly. Temperatures tend to hover around the low 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 60 and 70% during the day. In terms of precipitation, you can expect it to rain regularly.

What to wear/what to pack:

December

December in San Bruno is chilly and somewhat rainy. The average overnight temperatures in the area are in the low 40s F (single digits C). It tends to rain a bit less than half of the time. But the colder weather doesn't bring low humidity, which is in the 60% to 70% range on average.

What to wear/what to pack:

Activities for San Bruno, California, United States of America

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

Check out our guides for these other locations: East Kalimantan, Indonesia, Olhão, Portugal, Irene, South Africa, University Heights, Ohio, United States of America, Fuyang, China, Lexington, North Carolina, United States of America, Riding Mountain National Park, Manitoba, Canada, Vannaire, France, Mount Agung, Indonesia, Gorham, Maine, United States of America, and Thies, Senegal.