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Weather & Climate in Greenfield, CA

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

Greenfield enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 49°F in January while summers reach 84°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 6.7 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 344 feet.

Temperature

49°F Jan (9°C) 84°F Jul (29°C)
Annual Average65.1°F
21% above US avg
January Average49°F (9°C)
July Average84°F (29°C)
Sunny Days330 days/yr

Geography

Elevation344 ft (105 m)
Area1.5 sq mi (3.8 km²)
Population Density14,856/sq mi
Coordinates35.2695°N, 119.0095°W
TimezoneAmerica/Los_Angeles
CountyKern County County
Nearest AirportSanta Barbara Municipal (SBA)
75 miles away

Precipitation & Snow

Annual Rainfall 6.7"
83% below US avg
Wettest Month (Feb) 1.22"
Driest Month (Jun) 0.08"

Air Quality

AQI Median48.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively High
Risk Score98.9 / 100
Social Vulnerability61.1 / 100
Community Resilience6.5 / 100

Hazard Breakdown

Tornado Very Low
Earthquake Relatively High
Wildfire Relatively High
Flood Relatively High
Hail Relatively Low
Strong Wind Relatively Low
Heat Wave Relatively High
Winter Weather Relatively Moderate
Lightning Relatively High
Drought Relatively High
Cold Wave Very Low
Landslide Relatively High
Volcano Very Low
Avalanche Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

7,748 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.1.

Jul 6, 2019 Ridgecrest Earthquake Sequence M7.1 139 km 8 km
Jan 17, 1994 Northridge, California, earthquake M6.7 125 km 18 km
Jul 4, 2019 Ridgecrest Earthquake Sequence M6.4 145 km 11 km
Sep 28, 2004 2004 Parkfield, California Earthquake M6.0 137 km 8 km
Jan 17, 1994 1km ENE of Granada Hills, California M5.9 120 km 5 km
Jun 28, 1991 The 1991 Sierra Madre, California Earthquake M5.8 145 km 8 km
Sep 20, 1995 16km NNE of Ridgecrest, California M5.8 136 km 5 km
Jul 11, 1992 12km NW of California City, California M5.7 86 km 10 km
Jan 17, 1994 7km NNE of Simi Valley, California M5.6 109 km 9 km
Jun 4, 2020 17km S of Searles Valley, CA M5.5 148 km 8 km
Jul 6, 2019 15km ESE of Little Lake, CA M5.5 134 km 5 km
Jul 6, 2019 20km E of Little Lake, CA M5.4 139 km 7 km
Jul 5, 2019 16km W of Searles Valley, CA M5.4 141 km 7 km
Aug 17, 1995 17km N of Ridgecrest, California M5.4 134 km 5 km
Jan 18, 1994 10km ESE of Piru, California M5.2 103 km 11 km
Mar 20, 1994 3km WNW of Panorama City, California M5.2 125 km 12 km
Aug 7, 2024 24 km SW of Lamont, CA M5.2 20 km 12 km
Jan 17, 1994 9km N of Chatsworth, California M5.2 110 km 5 km
May 28, 1993 21km SW of Lamont, California M5.2 16 km 21 km
Jan 7, 1996 16km N of Ridgecrest, California M5.2 135 km 3 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

16 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF1.

Date Rating Distance Path Fatalities
Mar 17, 1991 EF1 46 km 0.1 mi 0
Nov 1, 1964 EF1 82 km 1.0 mi 0
Jun 2, 2019 EF0 23 km 0.2 mi 0
Feb 23, 2015 EF0 75 km 0.5 mi 0
Nov 9, 2012 EF0 97 km 0.3 mi 0
Feb 27, 2010 EF0 24 km 0.5 mi 0
Sep 1, 2007 EF0 87 km 13.1 mi 0
Apr 3, 1999 EF0 10 km 0.1 mi 0
Mar 22, 1997 EF0 58 km 0.2 mi 0
Feb 17, 1997 EF0 11 km 0.3 mi 0
Nov 22, 1996 EF0 22 km 2.0 mi 0
Jun 26, 1995 EF0 100 km 2.0 mi 0
May 13, 1995 EF0 80 km 2.5 mi 0
Feb 23, 1993 EF0 50 km 0.1 mi 0
Feb 19, 1993 EF0 93 km 0.1 mi 0
Apr 20, 1988 EF0 41 km 0.2 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Tsunami History

3 tsunamis recorded within 500 km. Highest wave on record: 3.4 m (11 ft).

Year Location Cause Max Wave Deaths Distance
1812 S. CALIFORNIA Eruption + Earthquake 3.4 m 1 144 km
1930 S. CALIFORNIA Eruption + Earthquake 3.1 m 1 142 km
1994 WEST COAST, USA Earthquake 0.1 m 57 125 km
Source: NOAA/NCEI Historical Tsunami Database.

Nearby Volcanoes

1 volcano within 200 km. Closest: Golden Trout Creek (136 km).

Name Type Elevation Last Eruption Distance
Golden Trout Creek Volcanic field 2,886 m (9,469 ft) -5550 136 km
Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: THOMAS (281,982 acres, 2017).

Year Name Acres Burned Distance
2017 THOMAS 281,982 94 km
2007 ZACA 241,846 87 km
2006 DAY 159,713 73 km
1985 WHEELER 2 126,854 90 km
2021 WINDY 97,831 86 km
2009 LA BREA 84,213 100 km
2003 PIRU 63,920 89 km
2016 ERSKINE 48,066 70 km
1985 FERNDALE 46,724 96 km
1997 LOKERN 46,139 45 km
2007 BUCKWEED 41,332 98 km
2007 RANCH 37,009 88 km
2017 PIER 36,626 99 km
2008 PIUTE 36,251 66 km
2013 POWERHOUSE 32,329 84 km
2020 LAKE 30,971 77 km
2016 CEDAR 29,191 70 km
2021 FRENCH 27,331 62 km
2011 BRECKENRIDGE COMPLEX 27,229 31 km
1993 STECKEL 26,202 100 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 49°F (9°C) 1.0 in
February 53°F (12°C) 1.2 in Wettest
March 57°F (14°C) 1.2 in
April 62°F (17°C) 0.6 in
May 69°F (21°C) 0.2 in
June 76°F (24°C) 0.1 in
July 84°F (29°C) 0.0 in Warmest, Driest
August 80°F (26°C) 0.1 in
September 75°F (24°C) 0.2 in
October 66°F (19°C) 0.3 in
November 55°F (13°C) 0.8 in
December 47°F (8°C) 0.7 in Coldest

Greenfield has a seasonal temperature swing of 37°F / from 47°F in December to 84°F in July. Total annual precipitation is 6.4 inches, with February being the wettest month (1.2") and July the driest (0.0").

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