As of 17:28 PDT

Marin City, CA weather in September

65°

Marin City, Sunday, 9 August, 17:28

Mostly clear. Feels like 65°. High 84°, low 59°.

Pressure29.80 inHg

Wind10 mph W

Humidity78%

Visibility6.2 mi

Dew point60°

See detailed hourly forecast

In September, Marin City, CA averages a high of 73.1° and a low of 55.2°. About 0.2 inches of precipitation fall over the month (1 wet days). The record high is 105.8° (2022) and the record low 46.6° (2007). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	74.7°	55.8°	2%	102.7° (2017)	50.4° (1973)
2	74.5°	55.9°	2%	103.3° (2017)	50.7° (1975)
3	73.6°	55.8°	0%	91.9° (2024)	49.3° (1973)
4	73.8°	55.8°	0%	91.4° (2022)	50.7° (1989)
5	74.8°	55.8°	0%	100.8° (2022)	49.5° (1969)
6	74.7°	55.6°	0%	105.8° (2022)	48.9° (1969)
7	75.2°	55.8°	2%	101.8° (2020)	50° (1960)
8	74.3°	55.9°	2%	94.8° (2020)	50.4° (2002)
9	72.5°	55.6°	7%	87.3° (1976)	50.5° (1965)
10	72.9°	55.2°	3%	89.2° (2017)	48.9° (1985)
11	73.9°	55.6°	0%	91.6° (1979)	50.5° (1986)
12	72.7°	55.2°	0%	89.8° (1979)	50.2° (1972)
13	72.1°	55.2°	2%	91° (1971)	50° (1993)
14	70.7°	55.2°	3%	94.5° (1971)	48.6° (1970)
15	70.7°	54.7°	2%	90.3° (1971)	47.7° (1970)
16	71.2°	55.2°	7%	88.9° (1968)	48.6° (2006)
17	72.1°	55.4°	5%	89.8° (1984)	49.6° (1980)
18	72.1°	55.8°	5%	91° (2000)	48.4° (2008)
19	72.7°	54.9°	5%	86° (2002)	47.5° (2008)
20	73.6°	55.2°	3%	89.6° (1983)	48.6° (2007)
21	73.4°	54.7°	5%	86.5° (2003)	49.1° (1999)
22	72.7°	54.5°	3%	86.5° (1964)	48.7° (2005)
23	73.8°	54.1°	2%	93° (2024)	49.1° (1993)
24	73.6°	54.9°	7%	89.4° (1978)	48.6° (1988)
25	73.2°	55°	10%	93.9° (2019)	49.1° (1996)
26	73.4°	55°	5%	88.5° (1963)	49.1° (1988)
27	73.2°	55.2°	7%	90° (2020)	49.3° (1986)
28	73°	54.7°	3%	96.8° (2020)	48° (2002)
29	72.3°	54.7°	3%	87.1° (1999)	47.1° (1974)
30	72.7°	54.7°	5%	87.8° (2024)	46.6° (2007)