Weather & Climate in Arden-Arcade, CA

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

Arden-Arcade enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 48°F in January while summers reach 79°F in July. The area gets 315 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 32.6 inches. Air quality is rated Good with a median AQI of 48. The city sits at an elevation of 72 feet.

Temperature

48°F Jan (9°C) 79°F Jul (26°C)

Annual Average	60.7°F
	12% above US avg
January Average	48°F (9°C)
July Average	79°F (26°C)
Sunny Days	315 days/yr

Geography

Elevation	72 ft (22 m)
Area	17.9 sq mi (46.4 km²)
Population Density	6,058/sq mi
Coordinates	38.6006°N, 121.3846°W
Timezone	America/Los_Angeles
County	Sacramento County County
Nearest Airport	Sacramento International (SMF) 13 miles away

Precipitation & Snow

Annual Rainfall 32.6"

14% below US avg

Snowfall 0.7"

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

4,629 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	92 km	11 km
Aug 10, 2001	3 km N of Blairsden, California	M5.2	150 km	5 km
Sep 12, 1994	8 km ESE of Mesa Vista, California	M5.1	147 km	-1 km
Aug 10, 2016	20 km NNE of Upper Lake, California	M5.1	147 km	14 km
Sep 3, 2000	5 km WSW of Yountville, California	M4.9	93 km	9 km
Sep 4, 1995	13 km SW of Middletown, California	M4.8	118 km	7 km
Oct 30, 1998	4 km N of Tahoe Vista, California	M4.8	139 km	1 km
Jun 26, 2005	8 km NNW of Tahoe Vista, California	M4.8	136 km	-2 km
May 12, 2006	7 km W of Cobb, California	M4.7	126 km	4 km
May 21, 1996	8 km ESE of East Foothills, California	M4.7	141 km	8 km
Aug 11, 1993	14 km ESE of Alum Rock, California	M4.7	146 km	9 km
Jan 2, 2025	4 km NW of Cobb, CA	M4.7	122 km	1 km
May 7, 2021	19km NW of Truckee, CA	M4.7	133 km	10 km
Aug 18, 1999	0 km S of Bolinas, California	M4.6	137 km	8 km
Jan 11, 2000	6 km N of Geyserville, California	M4.6	134 km	6 km
Feb 18, 2004	4 km WNW of Cobb, California	M4.6	123 km	3 km
Jan 12, 2014	8 km W of Cobb, California	M4.5	126 km	2 km
Sep 19, 2023	15 km SW of Westley, CA	M4.5	130 km	4 km
Aug 3, 2006	5 km W of Glen Ellen, California	M4.5	108 km	9 km
Jun 8, 2024	7 km NW of The Geysers, CA	M4.5	127 km	4 km

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

Tornado History

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

Date	Rating	Distance	Path	Fatalities
Feb 7, 1978	EF2	12 km	1.9 mi	0
Jan 10, 2023	EF1	79 km	0.4 mi	0
Dec 24, 2015	EF1	26 km	6.2 mi	0
Oct 22, 2012	EF1	55 km	0.3 mi	0
Oct 22, 2012	EF1	56 km	4.0 mi	0
Oct 22, 2012	EF1	56 km	2.0 mi	0
Jan 23, 2010	EF1	83 km	1.6 mi	0
Jan 8, 2005	EF1	96 km	0.1 mi	0
Jan 7, 1993	EF1	96 km	0.1 mi	0
Dec 17, 1992	EF1	80 km	5.0 mi	0
Apr 19, 1988	EF1	52 km	0.2 mi	0
Apr 19, 1988	EF1	21 km	1.0 mi	0
Mar 22, 1983	EF1	14 km	2.0 mi	0
Jun 28, 1970	EF1	91 km	2.3 mi	0
May 31, 1967	EF1	71 km	0.1 mi	0
Jan 14, 2023	EF0	38 km	0.3 mi	0
Nov 8, 2022	EF0	31 km	0.8 mi	0
Nov 18, 2020	EF0	34 km	4.4 mi	0
May 18, 2020	EF0	37 km	0.1 mi	0
Sep 28, 2019	EF0	32 km	1.7 mi	0

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

Tsunami History

3 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	118 km
1856	N. CALIFORNIA	Eruption + Earthquake	0.6 m	—	146 km
1906	N. CALIFORNIA	Eruption + Earthquake	0.1 m	—	140 km

Source: NOAA/NCEI Historical Tsunami Database.

Nearby Volcanoes

1 volcano within 200 km. Closest: Clear Lake (127 km).

Name	Type	Elevation	Last Eruption	Distance
Clear Lake	Volcanic field	1,439 m (4,721 ft)	Unknown	127 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	78 km
2021	CALDOR	226,583	96 km
2014	KING	99,070	82 km
2015	ROCKY	96,125	99 km
2018	COUNTY	92,450	68 km
2022	MOSQUITO	77,858	78 km
2015	BUTTE	72,894	78 km
2017	ATLAS	51,664	79 km
2004	RUMSEY	39,335	79 km
1999	SIXTEEN	37,162	85 km
1988	49R	36,673	73 km
1988	MILLER	35,750	65 km
2013	AMERICAN	27,938	91 km
1992	CLEVELAND	21,835	87 km
2008	AMERICAN RIVER COMPLEX (GOVERNMENT)	20,709	96 km
2012	SIXTEEN COMPLEX	18,191	92 km
1992	GULCH	18,019	92 km
2004	POWER	17,266	97 km
2001	STAR	16,846	95 km
2017	CASCADE	16,155	84 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	48°F (9°C)	3.9 in	Wettest
February	52°F (11°C)	3.3 in
March	55°F (13°C)	2.8 in
April	60°F (16°C)	1.2 in
May	67°F (19°C)	0.4 in
June	73°F (23°C)	0.2 in
July	79°F (26°C)	0.1 in	Warmest, Driest
August	76°F (24°C)	0.1 in
September	73°F (23°C)	0.4 in
October	65°F (18°C)	1.1 in
November	54°F (12°C)	2.8 in
December	47°F (8°C)	2.6 in	Coldest

Arden-Arcade has a seasonal temperature swing of 32°F / from 47°F in December to 79°F in July. Total annual precipitation is 18.8 inches, with January being the wettest month (3.9") and July the driest (0.1").

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