As of 13:56 PDT

South San Francisco, CA weather in October

72°

South San Francisco, Sunday, 9 August, 13:56

Partly cloudy. Feels like 72°. High 77°, low 60°.

Pressure29.85 inHg

Wind2 mph SW

Humidity65%

Visibility6.2 mi

Dew point60°

See detailed hourly forecast

In October, South San Francisco, CA averages a high of 68.5° and a low of 54.7°. About 0.9 inches of precipitation fall over the month (3 wet days). The record high is 97° (2024) and the record low 43.3° (1971). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	70.9°	56.7°	5%	97° (2024)	48.6° (2019)
2	70.7°	56.5°	7%	90.9° (2024)	48.4° (2019)
3	70.3°	55.9°	5%	91.2° (1980)	50.2° (2021)
4	70.3°	56.3°	7%	87.8° (1987)	50.9° (2017)
5	71.1°	55.9°	8%	93.9° (1987)	48.9° (2017)
6	71.4°	56.1°	7%	93.7° (2024)	49.5° (2007)
7	70.7°	55.9°	3%	89.2° (1996)	49.6° (2017)
8	70.2°	55.6°	2%	90.3° (1996)	50.7° (1975)
9	69.8°	55.6°	12%	82.9° (1966)	50° (1985)
10	68.4°	55.4°	10%	84.7° (1991)	49.6° (2009)
11	68.2°	55°	8%	79.7° (2004)	48.9° (2013)
12	70.2°	54.9°	7%	86.5° (2010)	46.9° (2019)
13	70.2°	55.4°	8%	89.6° (1978)	46.2° (2019)
14	69.4°	55.6°	12%	89.4° (1961)	47.5° (2021)
15	68.9°	55°	7%	91° (1961)	48.4° (1981)
16	69.3°	54.9°	10%	91.6° (2020)	46.9° (1971)
17	69.4°	55°	12%	87.6° (2020)	48.4° (1971)
18	68.2°	54.3°	10%	83.5° (1974)	48.9° (1971)
19	68.2°	54.5°	5%	90.7° (2023)	46.9° (2021)
20	67.3°	54.1°	12%	85.1° (1991)	48.9° (1990)
21	67.1°	53.8°	10%	82.9° (1964)	48.7° (1971)
22	66.9°	54.3°	13%	84.9° (1965)	48° (1961)
23	67.6°	54.3°	18%	89.4° (1965)	48.4° (2024)
24	67.6°	54.5°	15%	86.7° (2017)	48° (1975)
25	67.3°	54.5°	17%	86° (2003)	48° (2006)
26	66.9°	53.4°	12%	85.6° (2003)	46.2° (2023)
27	66°	53.2°	5%	83.7° (2003)	45.5° (2022)
28	65.1°	53.2°	17%	81.1° (2003)	45.3° (1971)
29	65.1°	52.5°	18%	77.7° (1966)	43.3° (1971)
30	64.6°	52.3°	17%	81° (1966)	44.1° (1971)
31	65.8°	52.3°	13%	80.8° (1966)	46.8° (2000)