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Weather & Climate in Wildomar, CA

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

Wildomar enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 54°F in January while summers reach 80°F in July. The area gets 330 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 11.7 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 1,529 feet.

Temperature

54°F Jan (12°C) 80°F Jul (27°C)
Annual Average66.0°F
22% above US avg
January Average54°F (12°C)
July Average80°F (27°C)
Sunny Days330 days/yr

Geography

Elevation1,529 ft (466 m)
Area23.7 sq mi (61.4 km²)
Population Density1,557/sq mi
Coordinates33.6173°N, 117.2583°W
TimezoneAmerica/Los_Angeles
CountyOrange County County
Nearest AirportSan Bernardino International (SBD)
33 miles away

Precipitation & Snow

Annual Rainfall 11.7"
69% below US avg
Snowfall 0.2"
Wettest Month (Feb) 2.76"
Driest Month (Jun) 0.08"

Air Quality

AQI Median48.0
RatingGood

Natural Hazard Risk

Overall RiskVery High
Risk Score99.8 / 100
Social Vulnerability24.9 / 100
Community Resilience16.3 / 100

Hazard Breakdown

Tornado Relatively Moderate
Hurricane No Rating
Earthquake Very High
Wildfire Relatively High
Flood Very High
Hail Relatively Moderate
Strong Wind Relatively Moderate
Heat Wave Relatively High
Winter Weather Very Low
Lightning Relatively Moderate
Drought Relatively Low
Cold Wave No Rating
Landslide Relatively High
Coastal Flood Relatively High
Tsunami Relatively Low
Avalanche Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

12,176 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.3.

Jun 28, 1992 The 1992 Landers, California Earthquake M7.3 100 km 0 km
Oct 16, 1999 The 1999 Hector Mine, California Earthquake M7.1 143 km 14 km
Jan 17, 1994 Northridge, California, earthquake M6.7 135 km 18 km
Jun 28, 1992 The 1992 Big Bear, California Earthquake M6.3 76 km 4 km
Apr 23, 1992 The 1992 Joshua Tree, California Earthquake M6.1 95 km 12 km
Jan 17, 1994 1km ENE of Granada Hills, California M5.9 135 km 5 km
Jun 28, 1991 The 1991 Sierra Madre, California Earthquake M5.8 99 km 8 km
Oct 16, 1999 13km WSW of Ludlow, CA M5.8 148 km 14 km
Jun 28, 1992 3km NE of Yucca Valley, California M5.8 97 km -1 km
Jun 28, 1992 2km SSW of Joshua Tree, California M5.7 103 km 6 km
Jun 29, 1992 3km ESE of Yucca Valley, California M5.7 96 km 10 km
Oct 16, 1999 7km ENE of Running Springs, CA M5.6 72 km 6 km
Jun 28, 1992 11km SSE of Big Bear Lake, California M5.5 71 km 10 km
Feb 28, 1990 The 1990 Upland, California Earthquake M5.5 71 km 3 km
Jun 28, 1992 0km E of Yucca Valley, CA M5.5 95 km 8 km
Jul 5, 1992 21km SW of Ludlow, California M5.4 138 km 5 km
Jul 7, 2010 20km NNW of Borrego Springs, CA M5.4 76 km 12 km
Jun 28, 1992 26km NNW of Yucca Valley, CA M5.4 106 km 4 km
Oct 16, 1999 32km SSW of Ludlow, California M5.4 130 km 1 km
Jul 1, 1992 24km N of Yucca Valley, California M5.3 108 km 5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

100 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 15 injuries.

Date Rating Distance Path Fatalities
May 22, 2008 EF2 29 km 2.8 mi 0
Nov 9, 1982 EF2 89 km 10.0 mi 0
Nov 7, 1966 EF2 61 km 0.2 mi 0
Mar 22, 2023 EF1 90 km 0.5 mi 0
Jan 19, 2010 EF1 81 km 4.6 mi 0
Feb 19, 2005 EF1 17 km 2.8 mi 0
Nov 10, 2000 EF1 77 km 0.4 mi 0
Jan 29, 1998 EF1 63 km 0.5 mi 0
Jan 9, 1998 EF1 86 km 1.5 mi 0
Dec 21, 1997 EF1 69 km 1.0 mi 0
Nov 11, 1997 EF1 53 km 0.2 mi 0
Dec 22, 1996 EF1 56 km 0.1 mi 0
Jan 14, 1993 EF1 70 km 1.0 mi 0
Dec 7, 1992 EF1 70 km 0.1 mi 0
Dec 7, 1992 EF1 66 km 0.1 mi 0
Mar 27, 1991 EF1 53 km 0.2 mi 0
Mar 27, 1991 EF1 69 km 3.0 mi 0
Mar 19, 1991 EF1 98 km 1.0 mi 0
Mar 16, 1986 EF1 66 km 1.2 mi 0
Nov 9, 1982 EF1 38 km 0.2 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Tsunami History

4 tsunamis recorded within 500 km. Highest wave on record: 3.1 m (10 ft).

Year Location Cause Max Wave Deaths Distance
1930 S. CALIFORNIA Eruption + Earthquake 3.1 m 1 136 km
1862 S. CALIFORNIA Eruption + Earthquake 1.2 m — 102 km
1994 WEST COAST, USA Earthquake 0.1 m 57 135 km
1855 S. CALIFORNIA Eruption + Earthquake — — 95 km
Source: NOAA/NCEI Historical Tsunami Database.

Nearby Volcanoes

1 volcano within 200 km. Closest: Salton Buttes (159 km).

Name Type Elevation Last Eruption Distance
Salton Buttes Lava dome(s) -40 m (-131 ft) 210 159 km
Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: CEDAR (268,362 acres, 2003).

Year Name Acres Burned Distance
2003 CEDAR 268,362 88 km
2007 WITCH 167,551 75 km
2003 OLD 90,180 70 km
2006 MILLARD 86,585 81 km
2002 PINES 65,407 82 km
1999 WILLOW 63,525 82 km
2003 PARADISE 55,995 56 km
2003 GRAND PRIX 50,799 66 km
2007 POOMACHA 47,496 47 km
2006 ESPERANZA 40,566 44 km
2002 WILLIAMS 37,505 80 km
2016 BLUE CUT 36,856 82 km
2008 YELLOW 33,232 31 km
2020 APPLE 32,374 59 km
2015 LAKE 30,421 75 km
2008 FREEWAY COMPLEX 29,350 57 km
2022 FAIRVIEW 28,680 37 km
2013 MOUNTAIN 28,202 59 km
2007 SANTIAGO 27,605 39 km
1998 EDNA 27,561 39 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 54°F (12°C) 2.7 in
February 53°F (12°C) 2.8 in Wettest
March 55°F (13°C) 2.5 in
April 59°F (15°C) 1.0 in
May 63°F (17°C) 0.3 in
June 70°F (21°C) 0.1 in Driest
July 80°F (27°C) 0.1 in Warmest
August 78°F (26°C) 0.2 in
September 74°F (23°C) 0.5 in
October 67°F (20°C) 0.4 in
November 58°F (14°C) 1.6 in
December 52°F (11°C) 2.1 in Coldest

Wildomar has a seasonal temperature swing of 28°F / from 52°F in December to 80°F in July. Total annual precipitation is 14.1 inches, with February being the wettest month (2.8") and June the driest (0.1").

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