San Francisco (CA)
March
Weather in San Francisco, California for March 2026
Your guide to San Francisco weather in March - trends and predictions
So far, March 2026 in San Francisco is slightly warmer than the historical average by 0.9 °F.
The forecast for the coming days of March 2026 predicts a temperature of 17.6 °F , which is warmer than usual.
In general, the average temperature in San Francisco at the beginning of March is 13 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 13.9 °F by the end of March.
San Francisco experiences heavy rainfall in March, with over 20 rainy days and an average total precipitation 120.4 mm.
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Temperatures
Rain 🌧️
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7
Dry days
24
Rainy days
0
Snow days
14°/8°
Temperatures
20 km/h
Avg max wind
75 %
Avg humidity
San Francisco Weather March
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Temperatures trend during March in San Francisco
See the weather trend as well as the moving average line
March weather in San Francisco day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Mar. 1 |  Fog | 14° /8° | 2.3 mm | 3 | |
| Mar. 2 |  Sunny | 14° /8° | 4.4 mm | 3 | |
| Mar. 3 |  Cloudy | 12° /7° | 2.1 mm | 3 | |
| Mar. 4 |  Overcast | 12° /8° | 0.6 mm | 3 | |
| Mar. 5 | Sunny | 13° /7° | 1.3 mm | 3 | |
| Mar. 6 |  Partly cloudy | 13° /7° | 1.8 mm | 3 | |
| Mar. 7 | Sunny | 13° /6° | 0.3 mm | 4 | |
| Mar. 8 | Sunny | 14° /8° | 0.8 mm | 4 | |
| Mar. 9 |  Patchy rain possible | 12° /7° | 5.4 mm | 3 | |
| Mar. 10 |  Moderate rain at times | 14° /7° | 8.6 mm | 4 | |
| Mar. 11 | Partly cloudy | 14° /7° | 1.4 mm | 4 | |
| Mar. 12 | Sunny | 14° /8° | 8.3 mm | 3 | |
| Mar. 13 | Sunny | 13° /8° | 4.7 mm | 3 | |
| Mar. 14 | Sunny | 25° /9° | 0 mm | 1.3 | |
| Mar. 15 | Fog | 14° /10° | 0 mm | 1.3 | |
| Mar. 16 | Fog | 17° /10° | 0 mm | 1.4 | |
| Mar. 17 | Partly cloudy | 24° /11° | 0 mm | 0 | |
| Mar. 18 | Sunny | 23° /16° | 0 mm | 5 | |
| Mar. 19 | Sunny | 23° /16° | 0 mm | 5 | |
| Mar. 20 | Partly cloudy | 23° /17° | 0 mm | 5 | |
| Mar. 21 | Partly cloudy | 19° /12° | 0 mm | 5 | |
| Mar. 22 | Sunny | 16° /10° | 0 mm | 4 | |
| Mar. 23 | Partly cloudy | 12° /9° | 0 mm | 4 | |
| Mar. 24 | Patchy rain possible | 12° /8° | 1.1 mm | 3 | |
| Mar. 25 | Sunny | 13° /8° | 0 mm | 3 | |
| Mar. 26 | Sunny | 15° /8° | 0 mm | 4 | |
| Mar. 27 | Patchy rain possible | 11° /9° | 3.2 mm | 3 | |
| Mar. 28 | Light rain shower | 14° /9° | 8.1 mm | 4 | |
| Mar. 29 | Sunny | 13° /8° | 7.5 mm | 4 | |
| Mar. 30 | Overcast | 15° /8° | 0.9 mm | 4 | |
| Mar. 31 | Sunny | 16° /8° | 6.3 mm | 4 | |
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Important Notice
Our weather forecast for San Francisco in March 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 San Francisco forecast closer to your planned date for the most up-to-date weather information.
Change Month
San Francisco in March - FAQ
What are the expected maximum and minimum temperatures in San Francisco during March?
During March, expect a variety of temperatures with highs around 14° and lows near 8°, suitable for diverse activities and preferences.
How much rainfall should be expected in San Francisco during March?
Significant rainfall exceeding 120.4 mm is expected in San Francisco during March, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in San Francisco during March?
The average wind speed in San Francisco during March is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
March rainfall patterns in San Francisco
Explore the daily rainfall trends and prepare for San Franciscos March weather 💧
Typically, San Francisco has 24 rainy days in March with a total of 120.4 mm of rainfall.
UV exposure in San Francisco during March
Stay informed about UV levels for safe outdoor activities throughout the month of March ☀️
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