Weather & Climate in Elk Grove, CA

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

Elk Grove enjoys a temperate climate with an average annual temperature of 60°F (15°C). Winters average 47°F in January while summers reach 76°F in July. The area gets 313 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 32.1 inches. The area receives 1.4 inches of snow annually. Air quality is rated Good with a median AQI of 48. The city sits at an elevation of 43 feet.

Temperature

47°F Jan (9°C) 76°F Jul (25°C)

Annual Average	59.7°F
	11% above US avg
January Average	47°F (9°C)
July Average	76°F (25°C)
Sunny Days	313 days/yr

Geography

Elevation	43 ft (13 m)
Area	42.2 sq mi (109.4 km²)
Population Density	4,160/sq mi
Coordinates	38.4146°N, 121.3850°W
Timezone	America/Los_Angeles
County	Sacramento County County
Nearest Airport	Sacramento International (SMF) 22 miles away

Precipitation & Snow

Annual Rainfall 32.1"

15% below US avg

Snowfall 1.4"

Wettest Month (Jan) 3.86"

Driest Month (Jul) 0.08"

Air Quality

AQI Median	48.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively High
Risk Score	98.1 / 100
Social Vulnerability	37.4 / 100
Community Resilience	57.0 / 100

Hazard Breakdown

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

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

Earthquake History

4,376 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	84 km	11 km
Sep 3, 2000	5 km WSW of Yountville, California	M4.9	90 km	9 km
Sep 4, 1995	13 km SW of Middletown, California	M4.8	122 km	7 km
Jun 26, 2005	8 km NNW of Tahoe Vista, California	M4.8	149 km	-2 km
May 12, 2006	7 km W of Cobb, California	M4.7	132 km	4 km
May 21, 1996	8 km ESE of East Foothills, California	M4.7	121 km	8 km
Aug 11, 1993	14 km ESE of Alum Rock, California	M4.7	125 km	9 km
May 7, 2021	19km NW of Truckee, CA	M4.7	149 km	10 km
Jan 2, 2025	4 km NW of Cobb, CA	M4.7	128 km	1 km
Aug 18, 1999	0 km S of Bolinas, California	M4.6	127 km	8 km
Jan 11, 2000	6 km N of Geyserville, California	M4.6	139 km	6 km
Feb 18, 2004	4 km WNW of Cobb, California	M4.6	129 km	3 km
Jan 12, 2014	8 km W of Cobb, California	M4.5	132 km	2 km
Sep 19, 2023	15 km SW of Westley, CA	M4.5	109 km	4 km
Aug 3, 2006	5 km W of Glen Ellen, California	M4.5	105 km	9 km
Jun 8, 2024	7 km NW of The Geysers, CA	M4.5	133 km	4 km
Sep 19, 1992	7 km NW of Cobb, California	M4.5	132 km	3 km
Apr 24, 2007	7 km WSW of Cobb, California	M4.5	130 km	2 km
Jun 3, 2023	2km NW of The Geysers, CA	M4.5	128 km	4 km
Mar 14, 2013	5 km W of Cobb, California	M4.4	130 km	1 km

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

Tornado History

77 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 1 injury.

Date	Rating	Distance	Path	Fatalities
Feb 7, 1978	EF2	32 km	1.9 mi	0
Apr 27, 1953	EF2	92 km	0.1 mi	0
Mar 11, 2023	EF1	92 km	0.8 mi	0
Jan 10, 2023	EF1	66 km	0.4 mi	0
Dec 24, 2015	EF1	40 km	6.2 mi	0
Oct 22, 2012	EF1	75 km	0.3 mi	0
Oct 22, 2012	EF1	75 km	4.0 mi	0
Oct 22, 2012	EF1	75 km	2.0 mi	0
Jan 23, 2010	EF1	65 km	1.6 mi	0
Apr 14, 2006	EF1	92 km	0.5 mi	0
Dec 12, 1996	EF1	86 km	0.6 mi	0
Apr 19, 1988	EF1	34 km	0.2 mi	0
Apr 19, 1988	EF1	35 km	1.0 mi	0
Mar 22, 1983	EF1	34 km	2.0 mi	0
Mar 4, 1978	EF1	100 km	2.5 mi	0
Mar 1, 1978	EF1	92 km	1.5 mi	0
May 31, 1967	EF1	50 km	0.1 mi	0
Jan 14, 2023	EF0	24 km	0.3 mi	0
Nov 8, 2022	EF0	11 km	0.8 mi	0
Nov 18, 2020	EF0	41 km	4.4 mi	0

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

Tsunami History

4 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	101 km
1856	N. CALIFORNIA	Eruption + Earthquake	0.6 m	—	130 km
1906	N. CALIFORNIA	Eruption + Earthquake	0.1 m	—	126 km
1865	N. CALIFORNIA	Eruption + Earthquake	—	—	142 km

Source: NOAA/NCEI Historical Tsunami Database.

Nearby Volcanoes

1 volcano within 200 km. Closest: Clear Lake (135 km).

Name	Type	Elevation	Last Eruption	Distance
Clear Lake	Volcanic field	1,439 m (4,721 ft)	Unknown	135 km

Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: HENNESSEY (314,241 acres, 2020).

Year	Name	Acres Burned	Distance
2020	HENNESSEY	314,241	82 km
2014	KING	99,070	93 km
2018	COUNTY	92,450	73 km
2022	MOSQUITO	77,858	92 km
2015	BUTTE	72,894	71 km
2017	NUNS	56,883	98 km
2017	ATLAS	51,664	75 km
2004	RUMSEY	39,335	86 km
1999	SIXTEEN	37,162	93 km
1988	49R	36,673	94 km
1988	MILLER	35,750	62 km
1992	CLEVELAND	21,835	95 km
1992	GULCH	18,019	83 km
2004	POWER	17,266	97 km
2024	CORRAL	16,138	87 km
2001	DARBY	14,734	97 km
2006	ZAM ASSIST	14,404	59 km
2018	WAVERLY	12,238	66 km
2009	CORRAL	12,006	92 km
1996	SCOTT	8,828	34 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	47°F (9°C)	3.9 in	Wettest
February	51°F (11°C)	3.4 in
March	55°F (13°C)	2.8 in
April	60°F (15°C)	1.1 in
May	66°F (19°C)	0.5 in
June	72°F (22°C)	0.2 in
July	76°F (25°C)	0.1 in	Warmest, Driest
August	74°F (23°C)	0.1 in
September	71°F (22°C)	0.3 in
October	64°F (18°C)	1.0 in
November	53°F (12°C)	2.5 in
December	46°F (8°C)	2.6 in	Coldest

Elk Grove has a seasonal temperature swing of 30°F / from 46°F in December to 76°F in July. Total annual precipitation is 18.3 inches, with January being the wettest month (3.9") and July the driest (0.1").

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