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Imperial, CA

Full City Profile · California · Imperial County County

3.0 /5.0
B Good
20,943 Population 3,319/sq mi density
$83,214 Median Income $28,599 per capita
$344,700 Home Value $430,863 Zillow
$1,396 Median Rent 30.6% income on rent
74°F Avg Temperature 330 sunny days/yr
28 Violent Crime/100K 310 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.0 / 5.0
$83,214 median income, 4.8% unemployment
A
Affordability
4.3 / 5.0
$344,700 home value, $1,396/mo rent
F
Safety
1.0 / 5.0
28 violent crimes/100K
C+
Education
2.6 / 5.0
20.3% bachelor's degree or higher
Imperial has a warm climate with an average annual temperature of 74°F (23°C). Winters average 56°F in January while summers reach 93°F in July. The area gets 330 sunny days per year. Annual precipitation totals 2.4 inches. Air quality is rated Moderate with a median AQI of 63.

Temperature

56°F Jan (13°C) 93°F Jul (34°C)
Annual Average73.7°F
36% above US avg
January Average56°F (13°C)
July Average93°F (34°C)
Sunny Days330 days/yr

Geography

Elevation-59 ft (-18 m)
Area5.9 sq mi (15.2 km²)
Population Density3,319/sq mi
Coordinates32.8388°N, 115.5720°W
TimezoneAmerica/Los_Angeles
CountyImperial County County
Nearest AirportCalexico International (CXL)
12 miles away

Precipitation & Snow

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

Air Quality

AQI Median63.0
RatingModerate
Good Days %22.7%
Unhealthy Days50

Air Pollutants (EPA 2023)

Ozone (O₃)0.0502 ppm
NO₂ (Nitrogen Dioxide)13.9 ppb
SO₂ (Sulfur Dioxide)0.52 ppb
CO (Carbon Monoxide)0.25 ppm
PM2.5 (Fine Particles)9.1 μg/m³

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

12,503 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.2. Most recent: M3.3 on Aug 15, 2025.

Apr 4, 2010 The 2010 Sierra El Mayor, B.C., Mexico Earthquake M7.2 67 km
Apr 23, 1992 The 1992 Joshua Tree, California Earthquake M6.1 143 km
Dec 30, 2009 12km N of Delta, B.C., MX M5.8 55 km
Jun 15, 2010 8km ESE of Ocotillo, CA M5.7 35 km
Feb 22, 2002 13km WSW of Delta, B.C., MX M5.7 62 km
Apr 4, 2010 12km SSW of Estacion Coahuila, B.C., MX M5.7 96 km
Dec 8, 2001 22km S of Estacion Coahuila, B.C., MX M5.7 108 km
Apr 4, 2010 9km SW of Delta, B.C., MX M5.4 67 km
Jul 7, 2010 20km NNW of Borrego Springs, CA M5.4 106 km
Aug 26, 2012 4km NNW of Brawley, CA M5.4 20 km
Apr 4, 2010 12km WNW of Alberto Oviedo Mota, B.C., MX M5.4 69 km
May 24, 2006 6km SSW of Delta, B.C., MX M5.4 67 km
Aug 26, 2012 5km NNW of Brawley, CA M5.3 20 km
Dec 3, 1991 71km E of Maneadero, B.C., MX M5.3 122 km
Apr 8, 2010 12km SW of Alberto Oviedo Mota, B.C., MX M5.3 80 km
Mar 23, 1994 35km E of Maneadero, B.C., MX M5.3 136 km
Apr 4, 2010 15km SSW of Progreso, B.C., MX M5.3 43 km
Jun 5, 2021 11km W of Calipatria, CA M5.3 34 km
Apr 5, 2010 27km SSW of Estacion Coahuila, B.C., MX M5.2 104 km
Apr 14, 2025 5 km S of Julian, CA M5.2 98 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

14 tornadoes (EF0+) within 100 km since 1950. Strongest: EF3. Total: 8 injuries.

Date Rating Distance Fatalities
Feb 9, 1978 EF3 94 km 0
Aug 6, 2015 EF1 95 km 0
Aug 29, 1993 EF1 1 km 0
Sep 22, 1987 EF1 98 km 0
Sep 13, 1966 EF1 85 km 0
Jul 5, 1965 EF1 89 km 0
Aug 30, 2000 EF0 50 km 0
Jul 12, 1999 EF0 89 km 0
Sep 24, 1997 EF0 11 km 0
May 20, 1997 EF0 80 km 0
May 5, 1992 EF0 1 km 0
Sep 18, 1985 EF0 83 km 0
Jun 7, 1972 EF0 71 km 0
Jul 5, 1965 EF0 70 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Nearby Volcanoes

1 volcano within 200 km. Closest: Salton Buttes (40 km).

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

Wildfire History

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

Year Name Acres Distance
2002 PINES 65,407 100 km
2006 HORSE 16,659 99 km
2011 EAGLE 14,743 100 km
2012 WILSON 12,048 92 km
2012 STEWART 9,501 92 km
2016 BORDER 3 7,958 97 km
2013 CHARIOT 7,250 83 km
1995 BUTTERFIELD 7,165 81 km
2021 SOUTHERN 5,525 85 km
2012 BANNER 5,371 85 km
2012 BORDER 6 5,301 71 km
2007 INKOPAH 5,037 52 km
2006 CIBOLA 4,703 97 km
1989 THING 2 4,650 76 km
1999 LAGUNA 100 4,586 78 km
2011 THREE SLASHES 4,581 94 km
2001 BELL 3,700 100 km
1999 SHOCKEY 3,522 82 km
2013 FELIPE 2,961 96 km
2012 SHOCKEY 2,667 76 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 56°F (13°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 93°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

Imperial has a seasonal temperature swing of 38°F / from 55°F in December to 93°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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