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

What kind of temperatures can you expect in South San Francisco during January? Discover if this is the best time for your journey with our detailed monthly weather breakdown.

Temperatures

The typical weather for January in South San Francisco includes moderate temperatures and moderate rainfall. Anticipate daytime temperatures around 14°C, while night temperatures can drop to 7°C.

Precipitation

South San Francisco in January usually receives moderate rainfall, averaging around 73 mm for the month. When we look at the climate data from the last 30 years, you can expect around 9 days of rain.

Average sunshine

Expect a moderate amount of sunlight, with approximately 186 hours. This means a pleasant mix of sun and clouds.

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 South San Francisco climate page with graphs.

 

South San Francisco, monthly averages in January

Min Temperature 7°C  

Max Temperature 14°C  

Water Temperature 12°C *  

Chance of Rain 30%  

Precipitation 73 mm  

Rainy days 9 days  

Humidity 80% *  

Windspeed 11 km/h *  

Sunshine 186 hours *  

Percentage Sunshine 61% *  

Data from: San Francisco, the United States of America (4 KM, 2 Miles).

Where to go in the United States of America in January

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

Weather conditions Weather

Temperatures

Precipitation

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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 this month?

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.

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in South San Francisco.

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 travel conditions. Find out where to go with our weather planner.