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Weather & Climate in Murphys, CA

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

Murphys enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 48°F in January while summers reach 81°F in July. The area gets 326 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 29.8 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 2,248 feet.

Temperature

48°F Jan (9°C) 81°F Jul (27°C)
Annual Average63.0°F
17% above US avg
January Average48°F (9°C)
July Average81°F (27°C)
Sunny Days326 days/yr

Geography

Elevation2,248 ft (685 m)
Area10.3 sq mi (26.7 km²)
Population Density335/sq mi
Coordinates38.1361°N, 120.4439°W
TimezoneAmerica/Los_Angeles
CountyCalaveras County County
Nearest AirportMerced Yosemite Regional (MCE)
58 miles away

Precipitation & Snow

Annual Rainfall 29.8"
22% below US avg
Snowfall 0.2"
Wettest Month (Jan) 6.46"
Driest Month (Jul) 0.12"

Air Quality

AQI Median48.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Moderate
Risk Score86.6 / 100
Social Vulnerability57.9 / 100
Community Resilience39.5 / 100

Hazard Breakdown

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

Earthquake History

3,924 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.1.

Sep 12, 1994 4 km S of Carter Springs, Nevada M6.1 103 km 14 km
Jul 8, 2021 Antelope Valley, CA M6.0 92 km 7 km
Oct 24, 1990 3 km NE of Mono City, California M5.8 116 km 11 km
Apr 11, 2020 30km SE of Bodie, CA M5.2 150 km 8 km
Sep 12, 1994 8 km ESE of Mesa Vista, California M5.1 96 km -1 km
Jul 8, 2021 32km SE of Markleeville, CA M5.0 92 km 7 km
Nov 30, 1997 2 km ESE of Mammoth Lakes, California M4.9 143 km 5 km
Dec 22, 1995 California-Nevada border region M4.9 96 km 4 km
Nov 22, 1997 3 km ESE of Mammoth Lakes, California M4.9 144 km 5 km
Oct 30, 1998 4 km N of Tahoe Vista, California M4.8 132 km 1 km
Dec 28, 1995 9 km WNW of Topaz Lake, Nevada M4.8 94 km -1 km
Dec 31, 1997 9 km ESE of Mammoth Lakes, California M4.8 149 km 4 km
Jun 26, 2005 8 km NNW of Tahoe Vista, California M4.8 134 km -2 km
May 21, 1996 8 km ESE of East Foothills, California M4.7 142 km 8 km
Mar 9, 2007 13 km SE of Walker, California M4.7 100 km 7 km
Apr 26, 2008 27km SE of Smith Valley, NV M4.7 126 km 4 km
Dec 23, 1995 8 km WNW of Topaz Lake, Nevada M4.7 97 km -1 km
Aug 11, 1993 14 km ESE of Alum Rock, California M4.7 142 km 9 km
May 7, 2021 19km NW of Truckee, CA M4.7 148 km 10 km
Jul 8, 2021 29km ENE of Dardanelle, CA M4.6 87 km 2 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.

Tornado History

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

Date Rating Distance Path Fatalities
Apr 27, 1953 EF2 73 km 0.1 mi 0
Mar 11, 2023 EF1 24 km 0.8 mi 0
Jan 10, 2023 EF1 28 km 0.4 mi 0
Dec 24, 2015 EF1 86 km 6.2 mi 0
Nov 15, 2015 EF1 75 km 3.0 mi 0
Apr 14, 2006 EF1 73 km 0.5 mi 0
Dec 16, 2002 EF1 90 km 1.3 mi 0
Dec 12, 1996 EF1 54 km 0.6 mi 0
Nov 22, 1996 EF1 90 km 0.2 mi 0
Apr 19, 1988 EF1 62 km 0.2 mi 0
Apr 19, 1988 EF1 88 km 1.0 mi 0
Mar 4, 1978 EF1 87 km 1.0 mi 0
Mar 4, 1978 EF1 66 km 2.5 mi 0
Mar 1, 1978 EF1 67 km 1.5 mi 0
May 31, 1967 EF1 77 km 0.1 mi 0
Apr 1, 1958 EF1 80 km 2.0 mi 0
Jan 14, 2023 EF0 64 km 0.3 mi 0
Nov 8, 2022 EF0 80 km 0.8 mi 0
Nov 18, 2020 EF0 73 km 4.4 mi 0
May 18, 2020 EF0 60 km 0.1 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).

Nearby Volcanoes

3 volcanoes within 200 km. Closest: Mono Lake Volcanic Field (125 km).

Name Type Elevation Last Eruption Distance
Mono Lake Volcanic Field Pyroclastic cone(s) 2,121 m (6,959 ft) 1790 125 km
Mono-Inyo Craters Lava dome(s) 2,796 m (9,173 ft) 1380 129 km
Mammoth Mountain Lava dome(s) 3,369 m (11,053 ft) 1260 136 km
Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: RIM (257,084 acres, 2013).

Year Name Acres Burned Distance
2013 RIM 257,084 48 km
2021 CALDOR 226,583 67 km
2014 KING 99,070 89 km
2018 FERGUSON 97,307 79 km
2017 DETWILER 83,297 71 km
2015 BUTTE 72,894 19 km
2021 TAMARACK 70,171 90 km
1996 ACKERSON COMPLEX (ACKERSON) 58,161 60 km
1987 PAPER 49,296 37 km
1987 LARSON 49,250 63 km
1987 HAMM 39,333 51 km
2018 DONNELL 36,151 61 km
2008 TELEGRAPH 33,479 70 km
2020 SLINK 26,437 87 km
2002 CANNON 23,605 95 km
1992 CLEVELAND 21,835 78 km
2022 OAK 19,408 83 km
2015 WASHINGTON 18,485 86 km
1992 GULCH 18,019 6 km
1990 A-ROCK 17,706 75 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 48°F (9°C) 6.5 in Wettest
February 46°F (8°C) 5.8 in
March 49°F (9°C) 5.6 in
April 53°F (12°C) 3.2 in
May 60°F (15°C) 0.8 in
June 68°F (20°C) 0.3 in
July 81°F (27°C) 0.1 in Warmest, Driest
August 75°F (24°C) 0.2 in
September 70°F (21°C) 0.6 in
October 62°F (17°C) 2.1 in
November 50°F (10°C) 5.5 in
December 44°F (7°C) 5.4 in Coldest

Murphys has a seasonal temperature swing of 38°F / from 44°F in December to 81°F in July. Total annual precipitation is 36.0 inches, with January being the wettest month (6.5") and July the driest (0.1").

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