ClimateForecastJanuaryFebruary >>

San Bruno weather in January (California, United States of America)

How is the weather in San Bruno in January? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In January, San Bruno generally has moderate temperatures and moderate rainfall. Anticipate daytime temperatures around 14°C, while night temperatures can drop to 7°C.

San Bruno in January usually receives moderate rainfall, averaging around 72 mm for the month. Typically around 9 days of rainfall is expected.

The area enjoys a balanced 186 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

In case you lean more towards enjoying temperate temperatures and rain-free days May, June, July, August, September and October typically offer the most optimal weather. In contrast, December tends to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized San Bruno climate page with graphs.

 

San Bruno, monthly averages in January

Min TemperatureMin Temperature 7°C  
Max TemperatureMax Temperature 14°C  
Water TemperatureWater Temperature 12°C *  
Chance of RainChance of Rain 30%  
PrecipitationPrecipitation 72 mm  
Rainy daysRainy days 9 days  
HumidityHumidity 80% *  
WindspeedWindspeed 11 km/h *  
SunshineSunshine 186 hours *  
Percentage SunshinePercentage Sunshine 61% *  
* Data from: San Francisco, the United States of America (2 KM, 1 Miles).

Where to go in the United States of America in January

Find out more about the weather in the United States of America in January and which places have the best weather conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in San Bruno in January?

Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay. With a water temperature of around 12°C there is no need to bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in January.

Swimming
5/10
Cycling
6/10
Walking
6/10
Camping
4/10
Outdoor sports
9/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in San Bruno.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.