San Francisco weather in March: San Francisco, California: normal highs, lows, rain and records for March
San Francisco in March has a normal high of 62°F and a normal low of 49°F, a daily mean of 56°F, holding near 62°F all month. Measurable precipitation falls on 11 days in a normal March, 3.15 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 17°C and low of 9°C, 80 mm of precipitation in March.
- NOAA stationSan Francisco Downtown
- Station IDUSW00023272
- Location37.77°N 122.43°W
- Elevation150 ft (46 m)
- Population827,526
- Jan 58° 47°
- Feb 60° 48°
- Mar 62° 49°
- Apr 63° 50°
- May 64° 51°
- Jun 67° 53°
- Jul 66° 54°
- Aug 68° 56°
- Sep 70° 56°
- Oct 70° 54°
- Nov 64° 51°
- Dec 58° 47°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is San Francisco in March?
The normal high is 62°F and the normal low 49°F, for a daily mean of 55.5°F. March is 1.3°F warmer than February and 0.9°F cooler than April. March is the 9th warmest month of the year in San Francisco and the 4th wettest. Across the month the normal high rises 1°F, from 62°F on March 1 to 63°F on March 31. From one year to the next March's mean temperature typically moves about 2.2°F either way (NOAA's standard deviation), so roughly two Marchs in three average between 53°F and 58°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 39%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| March 1 | 62°F | 49°F | 39% | 26% |
| March 8 | 62°F | 49°F | 37% | 24% |
| March 15 | 62°F | 49°F | 34% | 22% |
| March 22 | 62°F | 49°F | 32% | 21% |
| March 31 | 63°F | 49°F | 29% | 18% |
Every day of March: normal high, low and chance of precipitation (warmest afternoon March 30, coldest night March 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| March 1 | 62°F | 49°F | 39% | 26% | 11 h 20 min |
| March 2 | 62°F | 49°F | 39% | 26% | 11 h 20 min |
| March 3 | 62°F | 49°F | 38% | 25% | 11 h 20 min |
| March 4 | 62°F | 49°F | 38% | 25% | 11 h 30 min |
| March 5 | 62°F | 49°F | 38% | 25% | 11 h 30 min |
| March 6 | 62°F | 49°F | 37% | 24% | 11 h 30 min |
| March 7 | 62°F | 49°F | 37% | 24% | 11 h 30 min |
| March 8 | 62°F | 49°F | 37% | 24% | 11 h 40 min |
| March 9 | 62°F | 49°F | 36% | 24% | 11 h 40 min |
| March 10 | 62°F | 49°F | 36% | 23% | 11 h 40 min |
| March 11 | 62°F | 49°F | 36% | 23% | 11 h 40 min |
| March 12 | 62°F | 49°F | 35% | 23% | 11 h 50 min |
| March 13 | 62°F | 49°F | 35% | 23% | 11 h 50 min |
| March 14 | 62°F | 49°F | 35% | 22% | 11 h 50 min |
| March 15 | 62°F | 49°F | 34% | 22% | 11 h 50 min |
| March 16 | 62°F | 49°F | 34% | 22% | 12 h |
| March 17 | 62°F | 49°F | 34% | 22% | 12 h |
| March 18 | 62°F | 49°F | 33% | 21% | 12 h |
| March 19 | 62°F | 49°F | 33% | 21% | 12 h |
| March 20 | 62°F | 49°F | 33% | 21% | 12 h 10 min |
| March 21 | 62°F | 49°F | 33% | 21% | 12 h 10 min |
| March 22 | 62°F | 49°F | 32% | 21% | 12 h 10 min |
| March 23 | 62°F | 49°F | 32% | 20% | 12 h 10 min |
| March 24 | 62°F | 49°F | 32% | 20% | 12 h 20 min |
| March 25 | 62°F | 49°F | 31% | 20% | 12 h 20 min |
| March 26 | 62°F | 49°F | 31% | 20% | 12 h 20 min |
| March 27 | 63°F | 49°F | 31% | 19% | 12 h 20 min |
| March 28 | 63°F | 49°F | 30% | 19% | 12 h 30 min |
| March 29 | 63°F | 49°F | 30% | 19% | 12 h 30 min |
| March 30 | 63°F | 49°F | 29% | 19% | 12 h 30 min |
| March 31 | 63°F | 49°F | 29% | 18% | 12 h 30 min |
- Normal high
- 62°FMarch average
- Normal low
- 49°FMarch average
- Precipitation
- 3.15 inmonth total
- Days with precipitation
- 110.01 inch or more
- Daylight
- 11 h 20 min to 12 h 30 minMarch 1 to March 31
- Days at 70°F or more
- 5
- Days at 80°F or more
- 1
- Sunshine
- 79%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00023272; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in San Francisco in March?
On a given March day the chance of 0.01 inch or more is 34% on average, highest around March 1 (39%). In all, 3.15 in falls on 11 days of a normal March.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00023272.
What are the records for March in San Francisco?
The warmest March temperature on this station's record (since 1874) is 90°F, on March 20, 2026; the coldest is 33°F, on March 3, 1896. The wettest March brought 9.04 in (1983); the snowiest, 1.0 inches (1896).
The March mean against the 1991-2020 normal of 55.5°F: 2021 53.4°F (−2.1), 2022 54.5°F (−1.0), 2023 51.2°F (−4.3), 2024 55.3°F (−0.2), 2025 54.4°F (−1.1), 2026 62.6°F (+7.1). 1 of 6 ran warmer than normal.
| March | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 53.4°F | −2.1°F | 1.62 in |
| 2022 | 54.5°F | −1.0°F | 0.48 in |
| 2023 | 51.2°F | −4.3°F | 6.99 in |
| 2024 | 55.3°F | −0.2°F | 4.00 in |
| 2025 | 54.4°F | −1.1°F | 1.93 in |
| 2026 | 62.6°F | +7.1°F | 0.15 in |
Source: records: ACIS, station USW00023272; recent months: ACIS, station USW00023272. Records and recent months use complete months only.
How does March in San Francisco compare across California?
Across the 219 places PlainClimate covers in California, March normal highs run from 43°F in Tahoma to 81°F in Brawley; San Francisco's is 62°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- San Francisco in February60°F by day, 48°F at night
- San Francisco in April63°F by day, 50°F at night
- San Francisco through the yearEvery month, frost dates, records and recent years
- California in MarchThe statewide normal and the warmest and coolest places
- Brawley: California's warmest Marchnormal high 81°F