City and County of San Francisco (San Francisco)
January
Weather in City and County of San Francisco for January 2025
Your guide to City and County of San Francisco weather in January - trends and predictions
In general, the average temperature in City and County of San Francisco at the beginning of January is 12.9 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 14.9 °F by the end of January.
City and County of San Francisco sees moderate rainfall in January, averaging 7 rainy days.
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24
Dry days
7
Rainy days
0
Snow days
14°/7°
Temperatures
19 km/h
Avg max wind
75 %
Avg humidity
City and County of San Francisco in January average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  14° | 2  12° | 3  12° | 4  13° | 5 14° | ||
| 6  13° | 7 12° | 8 13° | 9 14° | 10 12° | 11 11° | 12 13° |
| 13 14° | 14 13° | 15 11° | 16 11° | 17 13° | 18 13° | 19 13° |
| 20 13° | 21  13° | 22  14° | 23 15° | 24 13° | 25 15° | 26 17° |
| 27 16° | 28 15° | 29 14° | 30 14° | 31 13° |
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Temperatures trend during January in City and County of San Francisco
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jan. 1 | Sunny | 14° /8° | 0 mm | 4 | |
| Jan. 2 | Heavy rain at times | 12° /8° | 6.8 mm | 3 | |
| Jan. 3 | Patchy rain possible | 12° /7° | 8.1 mm | 3 | |
| Jan. 4 | Moderate or heavy rain shower | 13° /7° | 11.9 mm | 4 | |
| Jan. 5 | Moderate or heavy rain shower | 14° /8° | 6.8 mm | 4 | |
| Jan. 6 | Overcast | 13° /9° | 3.7 mm | 3 | |
| Jan. 7 | Heavy rain at times | 12° /8° | 5.8 mm | 4 | |
| Jan. 8 | Patchy rain possible | 13° /8° | 8.2 mm | 3 | |
| Jan. 9 | Moderate or heavy rain shower | 14° /9° | 14.7 mm | 4 | |
| Jan. 10 | Moderate or heavy rain shower | 12° /9° | 11.7 mm | 3 | |
| Jan. 11 | Moderate or heavy rain shower | 11° /7° | 8.2 mm | 4 | |
| Jan. 12 | Sunny | 13° /8° | 0.2 mm | 4 | |
| Jan. 13 | Moderate or heavy rain shower | 14° /10° | 13.7 mm | 3 | |
| Jan. 14 | Moderate or heavy rain shower | 13° /10° | 14 mm | 3 | |
| Jan. 15 | Heavy rain at times | 11° /9° | 6.6 mm | 4 | |
| Jan. 16 | Patchy rain possible | 11° /8° | 10.4 mm | 3 | |
| Jan. 17 | Overcast | 13° /8° | 0.3 mm | 3 | |
| Jan. 18 | Overcast | 13° /8° | 1.4 mm | 4 | |
| Jan. 19 | Sunny | 13° /7° | 5.6 mm | 4 | |
| Jan. 20 | Sunny | 13° /7° | 10 mm | 4 | |
| Jan. 21 | Partly cloudy | 13° /7° | 0.4 mm | 4 | |
| Jan. 22 | Cloudy | 14° /9° | 15.2 mm | 3 | |
| Jan. 23 | Sunny | 15° /8° | 0 mm | 4 | |
| Jan. 24 | Sunny | 13° /7° | 2.2 mm | 4 | |
| Jan. 25 | Sunny | 15° /7° | 0.2 mm | 4 | |
| Jan. 26 | Sunny | 17° /9° | 0 mm | 5 | |
| Jan. 27 | Sunny | 16° /9° | 0 mm | 5 | |
| Jan. 28 | Overcast | 15° /9° | 0 mm | 4 | |
| Jan. 29 | Patchy rain possible | 14° /9° | 0.7 mm | 4 | |
| Jan. 30 | Sunny | 14° /7° | 0 mm | 5 | |
| Jan. 31 | Partly cloudy | 13° /7° | 19.8 mm | 4 | |
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Important Notice
Our weather forecast for City and County of San Francisco in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the City and County of San Francisco forecast closer to your planned date for the most up-to-date weather information.
City and County of San Francisco in January - FAQ
What are the expected maximum and minimum temperatures in City and County of San Francisco during January?
During January, expect a variety of temperatures with highs around 14° and lows near 7°, suitable for diverse activities and preferences.
How much rainfall should be expected in City and County of San Francisco during January?
Significant rainfall exceeding 373.1 mm is expected in City and County of San Francisco during January, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in City and County of San Francisco during January?
The average wind speed in City and County of San Francisco during January is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in City and County of San Francisco
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Where is City and County of San Francisco?Get accurate weather forecasts for City and County of San Francisco, located at latitude 37.775 and longitude -122.419. Stay updated with localized weather information tailored for City and County of San Francisco.
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