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Weather & Climate in Brawley, CA

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

Brawley has a warm climate with an average annual temperature of 74°F (23°C). Winters average 57°F in January while summers reach 92°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 2.4 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 -113 feet.

Temperature

57°F Jan (14°C) 92°F Jul (34°C)
Annual Average73.8°F
37% above US avg
January Average57°F (14°C)
July Average92°F (34°C)
Sunny Days330 days/yr

Geography

Elevation-113 ft (-34 m)
Area7.7 sq mi (19.9 km²)
Population Density3,329/sq mi
Coordinates32.9785°N, 115.5286°W
TimezoneAmerica/Los_Angeles
CountyImperial County County
Nearest AirportCalexico International (CXL)
21 miles away

Precipitation & Snow

Annual Rainfall 2.4"
94% below US avg
Snowfall 0.0"
Wettest Month (Jan) 0.43"
Driest Month (May) 0.04"

Air Quality

AQI Median48.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively High
Risk Score96.5 / 100
Social Vulnerability85.2 / 100
Community Resilience2.4 / 100

Hazard Breakdown

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

Earthquake History

12,915 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.2.

Apr 4, 2010 The 2010 Sierra El Mayor, B.C., Mexico Earthquake M7.2 80 km 10 km
Apr 23, 1992 The 1992 Joshua Tree, California Earthquake M6.1 131 km 12 km
Dec 30, 2009 12km N of Delta, B.C., MX M5.8 65 km 6 km
Jun 15, 2010 8km ESE of Ocotillo, CA M5.7 47 km 9 km
Dec 8, 2001 22km S of Estacion Coahuila, B.C., MX M5.7 120 km 7 km
Feb 22, 2002 13km WSW of Delta, B.C., MX M5.7 76 km 7 km
Apr 4, 2010 12km SSW of Estacion Coahuila, B.C., MX M5.7 108 km 10 km
Jun 28, 1992 2km SSW of Joshua Tree, California M5.7 147 km 6 km
Jun 29, 1992 3km ESE of Yucca Valley, California M5.7 149 km 10 km
Apr 4, 2010 9km SW of Delta, B.C., MX M5.4 80 km 10 km
Jul 7, 2010 20km NNW of Borrego Springs, CA M5.4 101 km 12 km
Aug 26, 2012 4km NNW of Brawley, CA M5.4 5 km 8 km
Apr 4, 2010 12km WNW of Alberto Oviedo Mota, B.C., MX M5.4 82 km 10 km
May 24, 2006 6km SSW of Delta, B.C., MX M5.4 80 km 6 km
Aug 26, 2012 5km NNW of Brawley, CA M5.3 5 km 8 km
Dec 3, 1991 71km E of Maneadero, B.C., MX M5.3 138 km 6 km
Apr 8, 2010 12km SW of Alberto Oviedo Mota, B.C., MX M5.3 94 km 10 km
Apr 4, 2010 15km SSW of Progreso, B.C., MX M5.3 59 km 10 km
Sep 15, 1992 9km SE of Yucca Valley, California M5.3 143 km 7 km
Jun 5, 2021 11km W of Calipatria, CA M5.3 21 km 6 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

17 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 8 injuries.

Date Rating Distance Path Fatalities
Feb 9, 1978 EF3 80 km 2.0 mi 0
Aug 6, 2015 EF1 85 km 4.0 mi 0
Aug 29, 1993 EF1 15 km 0.1 mi 0
Sep 22, 1987 EF1 96 km 0.5 mi 0
Sep 13, 1966 EF1 85 km 0.1 mi 0
Jul 5, 1965 EF1 88 km 2.0 mi 0
Apr 21, 2015 EF0 92 km 10.0 mi 0
Jan 21, 2010 EF0 94 km 14.3 mi 0
Aug 30, 2000 EF0 43 km 3.0 mi 0
Jul 12, 1999 EF0 89 km 0.1 mi 0
Sep 24, 1997 EF0 26 km 1.5 mi 0
May 20, 1997 EF0 75 km 0.1 mi 0
May 5, 1992 EF0 15 km 0.2 mi 0
Sep 22, 1987 EF0 99 km 0.5 mi 0
Sep 18, 1985 EF0 71 km 0.1 mi 0
Jun 7, 1972 EF0 57 km 0.1 mi 0
Jul 5, 1965 EF0 68 km 0.1 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Nearby Volcanoes

1 volcano within 200 km. Closest: Salton Buttes (26 km).

Name Type Elevation Last Eruption Distance
Salton Buttes Lava dome(s) -40 m (-131 ft) 210 26 km
Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: PINES (65,407 acres, 2002).

Year Name Acres Burned Distance
2002 PINES 65,407 99 km
2011 EAGLE 14,743 96 km
2012 WILSON 12,048 90 km
2012 STEWART 9,501 92 km
2013 CHARIOT 7,250 87 km
1995 BUTTERFIELD 7,165 84 km
2021 SOUTHERN 5,525 87 km
2012 BANNER 5,371 86 km
2012 BORDER 6 5,301 82 km
2007 INKOPAH 5,037 64 km
2006 CIBOLA 4,703 86 km
1989 THING 2 4,650 81 km
1999 LAGUNA 100 4,586 83 km
2011 THREE SLASHES 4,581 84 km
1999 SHOCKEY 3,522 92 km
1989 LAGUNA II 3,042 99 km
2013 FELIPE 2,961 96 km
2012 SHOCKEY 2,667 85 km
2007 PINE 2,302 96 km
1989 FERGUSON 2,284 96 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 57°F (14°C) 0.4 in Wettest
February 60°F (15°C) 0.4 in
March 64°F (18°C) 0.4 in
April 70°F (21°C) 0.1 in
May 77°F (25°C) 0.0 in Driest
June 86°F (30°C) 0.0 in
July 92°F (34°C) 0.1 in Warmest
August 91°F (33°C) 0.4 in
September 86°F (30°C) 0.3 in
October 75°F (24°C) 0.2 in
November 63°F (17°C) 0.2 in
December 55°F (13°C) 0.4 in Coldest

Brawley has a seasonal temperature swing of 38°F / from 55°F in December to 92°F in July. Total annual precipitation is 2.9 inches, with January being the wettest month (0.4") and May the driest (0.0").

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