Weather & Climate in Sausalito, CA

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Sausalito enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 52°F in January while summers reach 60°F in July / relatively mild seasonal variation. The area gets 323 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 22.9 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 48. The city sits at an elevation of 321 feet.

Temperature

52°F Jan (11°C) 60°F Jul (16°C)

Annual Average	57.7°F
	7% above US avg
January Average	52°F (11°C)
July Average	60°F (16°C)
Sunny Days	323 days/yr

Geography

Elevation	321 ft (98 m)
Area	2.3 sq mi (5.9 km²)
Population Density	4,074/sq mi
Coordinates	37.8584°N, 122.4918°W
Timezone	America/Los_Angeles
County	San Mateo County County
Nearest Airport	Metro Oakland International (OAK) 18 miles away

Precipitation & Snow

Annual Rainfall 22.9"

40% below US avg

Wettest Month (Jan) 7.17"

Driest Month (Jul) 0.08"

Air Quality

AQI Median	48.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively High
Risk Score	99.2 / 100
Social Vulnerability	20.5 / 100
Community Resilience	97.6 / 100

Hazard Breakdown

Tornado	Relatively Low
Earthquake	Relatively High
Wildfire	Relatively Moderate
Flood	Relatively High
Hail	Very Low
Strong Wind	Relatively Low
Heat Wave	Relatively Moderate
Winter Weather	Very Low
Lightning	Relatively Moderate
Drought	Relatively High
Cold Wave	No Rating
Landslide	Relatively High
Coastal Flood	Relatively High
Tsunami	Relatively Moderate

Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

4,926 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.

Aug 24, 2014	The 2014 South Napa, California Earthquake	M6.0	43 km	11 km
Apr 18, 1990	5 km NNW of Aromas, California	M5.4	127 km	5 km
Apr 18, 1990	4 km E of Interlaken, California	M5.1	123 km	7 km
Jan 16, 1993	9 km E of Gilroy, California	M4.9	130 km	7 km
Apr 19, 1996	2 km E of Aromas, California	M4.9	133 km	5 km
May 14, 2002	5 km SSW of Gilroy, California	M4.9	127 km	7 km
Apr 18, 1990	4 km NNW of Aromas, California	M4.9	127 km	6 km
Sep 3, 2000	5 km WSW of Yountville, California	M4.9	58 km	9 km
Sep 4, 1995	13 km SW of Middletown, California	M4.8	94 km	7 km
May 12, 2006	7 km W of Cobb, California	M4.7	110 km	4 km
May 21, 1996	8 km ESE of East Foothills, California	M4.7	88 km	8 km
Apr 18, 1990	4 km N of Aromas, California	M4.7	128 km	4 km
Aug 11, 1993	14 km ESE of Alum Rock, California	M4.7	94 km	9 km
Jan 2, 2025	4 km NW of Cobb, CA	M4.7	112 km	1 km
Aug 18, 1999	0 km S of Bolinas, California	M4.6	18 km	8 km
Mar 24, 1991	1 km NNE of Interlaken, California	M4.6	120 km	15 km
Jan 11, 2000	6 km N of Geyserville, California	M4.6	108 km	6 km
Feb 18, 2004	4 km WNW of Cobb, California	M4.6	111 km	3 km
Jan 12, 2014	8 km W of Cobb, California	M4.5	110 km	2 km
Sep 19, 2023	15 km SW of Westley, CA	M4.5	115 km	4 km

Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

39 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 9 injuries.

Date	Rating	Distance	Path	Fatalities
May 5, 1998	EF2	68 km	0.6 mi	0
Jun 1, 1958	EF2	63 km	15.0 mi	0
Jan 11, 1951	EF2	63 km	5.7 mi	0
Dec 14, 2024	EF1	99 km	0.3 mi	0
Mar 18, 2011	EF1	69 km	0.1 mi	0
Jan 23, 2010	EF1	64 km	1.6 mi	0
Mar 20, 2005	EF1	24 km	3.0 mi	0
Dec 5, 1998	EF1	68 km	1.5 mi	0
May 5, 1998	EF1	63 km	0.3 mi	0
Dec 23, 1996	EF1	58 km	6.0 mi	0
Feb 22, 1996	EF1	80 km	1.0 mi	0
Dec 2, 1992	EF1	70 km	7.5 mi	0
Dec 2, 1992	EF1	67 km	1.0 mi	0
Dec 2, 1992	EF1	82 km	3.0 mi	0
Feb 27, 1983	EF1	68 km	0.8 mi	0
Jan 14, 1980	EF1	68 km	0.3 mi	0
Nov 10, 1964	EF1	79 km	1.0 mi	0
Feb 17, 1959	EF1	99 km	0.5 mi	0
Apr 1, 1958	EF1	29 km	0.2 mi	0
Apr 27, 2016	EF0	80 km	0.2 mi	0

Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Tsunami History

5 tsunamis recorded within 500 km. Highest wave on record: 4.5 m (15 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1868	N. CALIFORNIA	Eruption + Earthquake	4.5 m	30	39 km
1989	N. CALIFORNIA	Earthquake	1.0 m	62	106 km
1856	N. CALIFORNIA	Eruption + Earthquake	0.6 m	—	43 km
1906	N. CALIFORNIA	Eruption + Earthquake	0.1 m	—	18 km
1865	N. CALIFORNIA	Eruption + Earthquake	—	—	90 km

Source: NOAA/NCEI Historical Tsunami Database.

Nearby Volcanoes

1 volcano within 200 km. Closest: Clear Lake (126 km).

Name	Type	Elevation	Last Eruption	Distance
Clear Lake	Volcanic field	1,439 m (4,721 ft)	Unknown	126 km

Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: SCU LIGHTNING COMPLEX (405,787 acres, 2020).

Year	Name	Acres Burned	Distance
2020	SCU LIGHTNING COMPLEX	405,787	96 km
2020	HENNESSEY	314,241	87 km
2018	COUNTY	92,450	96 km
2020	CZU AUG LIGHTNING	85,894	83 km
2019	KINCADE	77,780	94 km
2020	GLASS	68,020	77 km
2017	NUNS	56,883	55 km
2020	WALLBRIDGE	55,194	96 km
2017	ATLAS	51,664	61 km
2017	TUBBS	36,981	81 km
1988	MILLER	35,750	73 km
2024	CORRAL	16,138	94 km
2004	GEYSERS	12,075	99 km
2009	CORRAL	12,006	93 km
1995	VISION	11,931	39 km
1985	LEXINGTON	11,550	94 km
2015	WRAGG	8,455	79 km
2009	LOCKHEED	8,287	90 km
2014	MONTICELLO	6,984	84 km
1984	SITE 300 3	6,911	92 km

Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	52°F (11°C)	7.2 in	Wettest
February	53°F (12°C)	6.1 in
March	55°F (13°C)	5.0 in
April	57°F (14°C)	1.9 in
May	61°F (16°C)	0.7 in
June	64°F (18°C)	0.2 in
July	60°F (16°C)	0.1 in	Driest
August	67°F (19°C)	0.1 in	Warmest
September	67°F (19°C)	0.4 in
October	63°F (17°C)	1.7 in
November	56°F (13°C)	4.8 in
December	50°F (10°C)	5.7 in	Coldest

Sausalito has a seasonal temperature swing of 17°F / from 50°F in December to 67°F in August. Total annual precipitation is 33.9 inches, with January being the wettest month (7.2") and July the driest (0.1").

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