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Weather & Climate in Whitmore, CA

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

Whitmore has a cool climate with an average annual temperature of 45°F (7°C). Winters average 32°F in January while summers reach 63°F in July. The area gets 275 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 42.1 inches. Air quality is rated Good with a median AQI of 48. The city sits at an elevation of 1,965 feet.

Temperature

32°F Jan (-0°C) 63°F Jul (17°C)
Annual Average44.5°F
18% below US avg
January Average32°F (-0°C)
July Average63°F (17°C)
Sunny Days275 days/yr

Geography

Elevation1,965 ft (599 m)
Area6.5 sq mi (16.9 km²)
Population Density31/sq mi
Coordinates40.6125°N, 121.9359°W
TimezoneAmerica/Los_Angeles
CountyShasta County County
Nearest AirportRedding Regional (RDD)
21 miles away

Precipitation & Snow

Annual Rainfall 42.1"
11% above US avg
Wettest Month (Jan) 7.36"
Driest Month (Jul) 0.20"

Air Quality

AQI Median48.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Moderate
Risk Score93.4 / 100
Social Vulnerability41.1 / 100
Community Resilience47.7 / 100

Hazard Breakdown

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

Earthquake History

1,532 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.7.

May 24, 2013 2 km NNE of Canyondam, California M5.7 88 km 8 km
May 11, 2023 Lake Almanor Earthquake M5.5 83 km 6 km
Apr 30, 2008 3 km NNW of Burnt Ranch, California M5.4 134 km 28 km
Aug 10, 2001 3 km N of Blairsden, California M5.2 143 km 5 km
May 12, 2023 4km NW of Canyondam, CA M5.2 85 km 6 km
Nov 26, 1998 7km NW of Redding, CA M5.1 40 km 25 km
Sep 8, 2023 12 km NE of Burney, CA M5.0 49 km 16 km
May 24, 2013 1km NNW of Canyondam, CA M4.9 87 km 4 km
Jan 19, 2008 31 km NW of Rancho Tehama Reserve, California M4.7 81 km 2 km
Nov 26, 1998 5km NNW of Redding, CA M4.6 39 km 25 km
Jan 19, 2008 34 km WNW of Rancho Tehama Reserve, California M4.5 86 km 10 km
Jul 21, 1998 4 km NNW of Redding, California M4.5 40 km 23 km
Aug 28, 2016 8 km ESE of Mad River, California M4.5 126 km 36 km
May 10, 2005 10 km NW of Burney, California M4.4 40 km 17 km
Mar 9, 1992 8 km SE of Hyampom, California M4.4 122 km 33 km
Apr 5, 2024 6 km NW of Belden, CA M4.4 83 km 8 km
Mar 27, 1997 14km SW of Manton, CA M4.4 32 km 8 km
Nov 5, 1997 3 km ENE of East Quincy, California M4.4 117 km -1 km
Jun 14, 1991 8 km SW of Hat Creek, California M4.4 34 km 11 km
Dec 20, 2000 12 km NNW of Burney, California M4.4 47 km 17 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

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

Date Rating Distance Path Fatalities
Sep 24, 1986 EF2 77 km 2.0 mi 0
May 9, 1980 EF2 59 km 0.1 mi 0
May 19, 1953 EF2 98 km 2.0 mi 0
Dec 19, 2023 EF1 90 km 0.4 mi 0
Mar 23, 1978 EF1 97 km 0.1 mi 0
Mar 5, 1978 EF1 73 km 0.1 mi 0
Mar 4, 1978 EF1 87 km 1.5 mi 0
Apr 25, 2021 EF0 90 km 2.0 mi 0
Jan 4, 2021 EF0 73 km 2.7 mi 0
Jan 4, 2021 EF0 80 km 0.8 mi 0
Mar 29, 2014 EF0 86 km 0.0 mi 0
Apr 4, 2013 EF0 56 km 0.8 mi 0
Feb 19, 2013 EF0 65 km 0.5 mi 0
Apr 17, 1993 EF0 99 km 0.1 mi 0
Mar 14, 1987 EF0 87 km 0.2 mi 0
Jan 22, 1981 EF0 98 km 0.1 mi 0
Mar 5, 1978 EF0 71 km 0.1 mi 0
Mar 5, 1978 EF0 37 km 0.1 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Nearby Volcanoes

4 volcanoes within 200 km. Closest: Lassen Volcanic Center (39 km).

Name Type Elevation Last Eruption Distance
Lassen Volcanic Center Stratovolcano 3,187 m (10,456 ft) 1917 39 km
Shasta Stratovolcano 4,317 m (14,163 ft) 1250 91 km
Medicine Lake Shield 2,412 m (7,913 ft) 1060 116 km
Clear Lake Volcanic field 1,439 m (4,721 ft) Unknown 196 km
Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: DIXIE (979,795 acres, 2021).

Year Name Acres Burned Distance
2021 DIXIE 979,795 96 km
2018 CARR 233,710 57 km
1990 CAMPBELL 128,266 64 km
2021 MCFARLAND 121,554 91 km
2012 CHIPS 79,978 85 km
2018 DELTA 63,732 62 km
1992 FOUNTAIN 62,340 27 km
1999 GUN 2 61,203 50 km
2020 ZOGG 56,941 62 km
2008 BTU LIGHTNING COMPLEX (LONG BRANCH-JACK) 52,091 94 km
2000 STORRIE 49,588 85 km
2012 BAGLEY 47,731 48 km
2018 HIRZ 46,700 50 km
1994 BARKLEY 44,256 57 km
2014 BALD 39,770 60 km
2008 SHU LIGHTNING COMPLEX (MOON) 36,514 62 km
1999 MHRD COMPLEX (BUCKS) 34,459 97 km
2014 EILER 30,967 38 km
2008 SHU LIGHTNING COMPLEX (MOTION) 29,346 49 km
2012 PONDEROSA 28,690 25 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 32°F (-0°C) 7.4 in Coldest, Wettest
February 44°F (7°C) 6.1 in
March 47°F (8°C) 6.1 in
April 52°F (11°C) 3.4 in
May 60°F (15°C) 1.9 in
June 68°F (20°C) 0.9 in
July 63°F (17°C) 0.2 in Driest
August 73°F (23°C) 0.6 in Warmest
September 68°F (20°C) 1.4 in
October 59°F (15°C) 3.1 in
November 47°F (8°C) 6.8 in
December 41°F (5°C) 7.0 in

Whitmore has a seasonal temperature swing of 41°F / from 32°F in January to 73°F in August. Total annual precipitation is 44.9 inches, with January being the wettest month (7.4") and July the driest (0.2").

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