As of 15:18 PDT

South San Francisco, CA weather in March

70°

South San Francisco, Sunday, 9 August, 15:18

Partly cloudy. Feels like 70°. High 78°, low 60°.

Pressure29.83 inHg

Wind6 mph W

Humidity70%

Visibility6.2 mi

Dew point63°

See detailed hourly forecast

In March, South San Francisco, CA averages a high of 59.2° and a low of 48°. About 3.0 inches of precipitation fall over the month (9 wet days). The record high is 78.4° (2005) and the record low 35.8° (2006). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	56.8°	47.1°	37%	66.6° (1963)	39.2° (2023)
2	57.6°	47.5°	47%	70.5° (1994)	38.1° (1971)
3	57.2°	47.3°	35%	66.9° (2020)	37.9° (1976)
4	57.7°	47.1°	35%	70.2° (1984)	38.8° (1962)
5	57.9°	47.1°	40%	73° (1972)	38.7° (1976)
6	58.5°	46.9°	33%	70.5° (1993)	39.2° (2023)
7	58.3°	47.1°	33%	71.1° (1972)	39° (2023)
8	58.8°	47.7°	27%	73.9° (2004)	39.6° (1964)
9	58.6°	47.5°	22%	70° (2004)	39° (2023)
10	59°	48.4°	37%	72.7° (2004)	39.9° (2009)
11	59.4°	47.8°	35%	78.4° (2005)	35.8° (2006)
12	59.4°	48.4°	30%	71.1° (1994)	40.8° (1962)
13	58.5°	48.2°	33%	72.1° (1994)	39.7° (1962)
14	59.2°	48.2°	37%	75.4° (2015)	37.9° (1975)
15	59.5°	48°	30%	73.6° (2004)	41.5° (1969)
16	59.4°	48.2°	32%	74.8° (1972)	41.4° (1969)
17	59.7°	47.7°	22%	76.3° (1978)	40.8° (1966)
18	60.1°	47.8°	23%	74.3° (1978)	40.8° (2018)
19	60.4°	48.6°	13%	72.9° (1960)	42.3° (2012)
20	59.5°	48.4°	33%	73.8° (2004)	43° (1968)
21	59.5°	48.2°	28%	70.3° (1997)	38.8° (1969)
22	59°	48.4°	27%	71.4° (2022)	42.4° (1987)
23	59.2°	48.6°	32%	70.9° (1966)	42.3° (2009)
24	59.2°	48.2°	27%	75.6° (2025)	40.3° (1991)
25	59°	48.4°	33%	76.8° (2025)	42.6° (2023)
26	59.5°	48°	18%	75.2° (2015)	41.4° (2020)
27	59.9°	48.6°	20%	72.7° (1986)	41.7° (1991)
28	60.4°	48.2°	28%	73.6° (1986)	40.1° (1975)
29	60.6°	48.6°	15%	72.9° (2018)	41.4° (1975)
30	61°	48.4°	20%	73.4° (1987)	41.9° (2023)
31	61°	48.6°	22%	76.1° (2021)	41.2° (2008)