March weather in South San Francisco, CA
The average temperature in South San Francisco in March is 55.5°F (47.6°F–63.4°F). Average precipitation: 2.73 inches.
March is a spring month in South San Francisco, and is cooler than the annual average of 58.7°F. Daily temperatures swing about 15.8°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 11h 45m. For travel, March is a comfortable month to visit.
Avg High
63.4°F
Avg Low
47.6°F
Precipitation
2.73 in
Daylight
11h 45m
March records in South San Francisco
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 73.9°F (1959) | 35.1°F (1955) | 1.06 in (1974) |
| March 2 | 71.1°F (1994) | 34.0°F (1953) | 1.26 in (1995) |
| March 3 | 80.1°F (1959) | 30.9°F (1966) | 0.89 in (2010) |
| March 4 | 77.0°F (1959) | 35.1°F (1966) | 1.36 in (1996) |
| March 5 | 75.9°F (1959) | 35.1°F (1955) | 1.45 in (2016) |
| March 6 | 73.9°F (1953) | 35.1°F (1956) | 1.13 in (1992) |
| March 7 | 77.0°F (1953) | 35.1°F (1956) | 0.63 in (1968) |
| March 8 | 79.0°F (2004) | 37.0°F (1974) | 1.99 in (1978) |
| March 9 | 75.0°F (2004) | 37.0°F (1974) | 0.91 in (1995) |
| March 10 | 78.1°F (2004) | 33.1°F (1951) | 1.80 in (1986) |
| March 11 | 82.9°F (2005) | 35.1°F (1951) | 0.70 in (1949) |
| March 12 | 77.0°F (2007) | 35.1°F (1954) | 1.46 in (1971) |
| March 13 | 77.0°F (2017) | 33.1°F (1954) | 0.92 in (1975) |
| March 14 | 82.9°F (2015) | 36.0°F (1953) | 1.52 in (1952) |
| March 15 | 81.0°F (2004) | 39.0°F (1969) | 1.20 in (1977) |
| March 16 | 82.9°F (2026) | 36.0°F (1950) | 1.22 in (1954) |
| March 17 | 84.9°F (2026) | 36.0°F (1966) | 0.68 in (1991) |
| March 18 | 81.0°F (2026) | 37.0°F (1973) | 0.72 in (1989) |
| March 19 | 84.9°F (2026) | 39.0°F (1955) | 1.05 in (2011) |
| March 20 | 89.1°F (2026) | 37.9°F (1952) | 1.51 in (1958) |
| March 21 | 75.0°F (2026) | 37.9°F (1955) | 1.86 in (1975) |
| March 22 | 82.0°F (2022) | 39.0°F (1951) | 1.83 in (1995) |
| March 23 | 75.9°F (2026) | 39.0°F (1951) | 1.51 in (1958) |
| March 24 | 78.1°F (1970) | 37.9°F (1948) | 1.48 in (2011) |
| March 25 | 84.9°F (1952) | 37.0°F (1964) | 0.57 in (2006) |
| March 26 | 79.0°F (1952) | 37.9°F (1948) | 1.05 in (1985) |
| March 27 | 80.1°F (2026) | 39.9°F (1951) | 1.59 in (1963) |
| March 28 | 77.0°F (2018) | 37.0°F (1950) | 0.65 in (1946) |
| March 29 | 84.0°F (2026) | 37.9°F (1975) | 1.05 in (1958) |
| March 30 | 79.0°F (2018) | 37.9°F (1955) | 1.14 in (1967) |
| March 31 | 81.0°F (2021) | 39.0°F (1971) | 1.67 in (1982) |