Weather & Climate in Livermore, CA

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

Livermore enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 47°F in January while summers reach 69°F in July. The area gets 325 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 26.3 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 509 feet.

Temperature

47°F Jan (8°C) 69°F Jul (20°C)

Annual Average	56.9°F
	5% above US avg
January Average	47°F (8°C)
July Average	69°F (20°C)
Sunny Days	325 days/yr

Geography

Elevation	509 ft (155 m)
Area	25.2 sq mi (65.2 km²)
Population Density	3,232/sq mi
Coordinates	37.6870°N, 121.7598°W
Timezone	America/Los_Angeles
County	Alameda County County
Nearest Airport	Norman Y Mineta San Jose International (SJC) 24 miles away

Precipitation & Snow

Annual Rainfall 26.3"

31% below US avg

Snowfall 0.9"

Wettest Month (Jan) 3.66"

Driest Month (Jul) 0.04"

Air Quality

AQI Median	48.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very High
Risk Score	99.8 / 100
Social Vulnerability	27.5 / 100
Community Resilience	91.2 / 100

Hazard Breakdown

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

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

Earthquake History

4,498 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	76 km	11 km
Apr 18, 1990	5 km NNW of Aromas, California	M5.4	84 km	5 km
Apr 18, 1990	4 km E of Interlaken, California	M5.1	81 km	7 km
Aug 12, 1998	10 km SW of Ridgemark, California	M5.1	107 km	9 km
Jan 16, 1993	9 km E of Gilroy, California	M4.9	79 km	7 km
Apr 18, 1990	4 km NNW of Aromas, California	M4.9	85 km	6 km
Apr 19, 1996	2 km E of Aromas, California	M4.9	90 km	5 km
May 14, 2002	5 km SSW of Gilroy, California	M4.9	81 km	7 km
Apr 23, 1995	22 km NNE of Soledad, California	M4.9	130 km	7 km
Sep 3, 2000	5 km WSW of Yountville, California	M4.9	96 km	9 km
Sep 4, 1995	13 km SW of Middletown, California	M4.8	140 km	7 km
Apr 18, 1990	4 km N of Aromas, California	M4.7	85 km	4 km
May 21, 1996	8 km ESE of East Foothills, California	M4.7	37 km	8 km
Aug 11, 1993	14 km ESE of Alum Rock, California	M4.7	42 km	9 km
Aug 27, 2011	21 km NE of Soledad, California	M4.6	133 km	8 km
Aug 18, 1999	0 km S of Bolinas, California	M4.6	85 km	8 km
Mar 24, 1991	1 km NNE of Interlaken, California	M4.6	80 km	15 km
Sep 19, 2023	15 km SW of Westley, CA	M4.5	49 km	4 km
Jan 12, 2011	9 km SSE of San Juan Bautista, California	M4.5	105 km	8 km
Aug 3, 2006	5 km W of Glen Ellen, California	M4.5	105 km	9 km

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

Tornado History

74 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 10 injuries.

Date	Rating	Distance	Path	Fatalities
May 5, 1998	EF2	43 km	0.6 mi	0
Mar 11, 1985	EF2	98 km	0.5 mi	0
Apr 27, 1953	EF2	67 km	0.1 mi	0
Jan 11, 1951	EF2	47 km	5.7 mi	0
Dec 14, 2024	EF1	75 km	0.3 mi	0
Jan 10, 2023	EF1	98 km	0.4 mi	0
Nov 15, 2015	EF1	85 km	3.0 mi	0
Jan 23, 2010	EF1	25 km	1.6 mi	0
Apr 14, 2006	EF1	67 km	0.5 mi	0
Mar 20, 2005	EF1	58 km	3.0 mi	0
Dec 20, 2001	EF1	80 km	0.5 mi	0
May 5, 1998	EF1	47 km	0.3 mi	0
Dec 12, 1996	EF1	81 km	0.6 mi	0
Apr 19, 1988	EF1	76 km	0.2 mi	0
Jan 14, 1980	EF1	25 km	0.3 mi	0
Mar 4, 1978	EF1	82 km	2.5 mi	0
Mar 4, 1978	EF1	86 km	1.0 mi	0
Mar 1, 1978	EF1	73 km	1.5 mi	0
May 31, 1967	EF1	51 km	0.1 mi	0
Apr 1, 1965	EF1	79 km	0.1 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	30 km
1989	N. CALIFORNIA	Earthquake	1.0 m	62	73 km
1856	N. CALIFORNIA	Eruption + Earthquake	0.6 m	—	52 km
1906	N. CALIFORNIA	Eruption + Earthquake	0.1 m	—	65 km
1865	N. CALIFORNIA	Eruption + Earthquake	—	—	56 km

Source: NOAA/NCEI Historical Tsunami Database.

Nearby Volcanoes

1 volcano within 200 km. Closest: Clear Lake (168 km).

Name	Type	Elevation	Last Eruption	Distance
Clear Lake	Volcanic field	1,439 m (4,721 ft)	Unknown	168 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	32 km
2020	CZU AUG LIGHTNING	85,894	72 km
2017	NUNS	56,883	98 km
2017	ATLAS	51,664	86 km
2007	LICK	47,424	59 km
2006	CANYON	36,851	52 km
1988	MILLER	35,750	88 km
2003	ANNIE	17,383	68 km
2024	CORRAL	16,138	27 km
2018	WAVERLY	12,238	88 km
2009	CORRAL	12,006	26 km
1985	LEXINGTON	11,550	62 km
2015	WRAGG	8,455	92 km
2009	LOCKHEED	8,287	78 km
2003	BIRD	7,727	40 km
2014	MONTICELLO	6,984	98 km
1984	SITE 300 3	6,911	26 km
2005	TESLA	6,638	17 km
2003	DEL PUERTO	6,441	42 km
2016	COLD	6,289	98 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	47°F (8°C)	3.7 in	Coldest, Wettest
February	50°F (10°C)	3.1 in
March	53°F (12°C)	2.8 in
April	57°F (14°C)	1.1 in
May	62°F (17°C)	0.4 in
June	68°F (20°C)	0.1 in
July	69°F (20°C)	0.0 in	Driest
August	73°F (23°C)	0.1 in	Warmest
September	71°F (21°C)	0.3 in
October	64°F (18°C)	1.1 in
November	54°F (12°C)	2.5 in
December	47°F (8°C)	2.8 in

Livermore has a seasonal temperature swing of 26°F / from 47°F in January to 73°F in August. Total annual precipitation is 18.0 inches, with January being the wettest month (3.7") and July the driest (0.0").

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