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Douglas Flat, CA

Full City Profile · California · Calaveras County County

3.2 /5.0
B Good
187 Population 275/sq mi density
$123,289 Median Income $50,345 per capita
$319,700 Home Value $471,669 Zillow
63°F Avg Temperature 326 sunny days/yr
460 Violent Crime/100K 7,000 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$123,289 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$319,700 home value, /mo rent
F
Safety
1.0 / 5.0
460 violent crimes/100K (21% above avg)
D
Education
1.8 / 5.0
9.6% bachelor's degree or higher
Douglas Flat 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. Annual precipitation totals 29.8 inches. The area receives 0.2 inches of snow annually. Air quality is rated Good with a median AQI of 48.

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

Elevation1,929 ft (588 m)
Area0.7 sq mi (1.8 km²)
Population Density275/sq mi
Coordinates38.1146°N, 120.4529°W
TimezoneAmerica/Los_Angeles
CountyCalaveras County County
Nearest AirportMerced Yosemite Regional (MCE)
56 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

Air Pollutants (EPA 2023)

Ozone (O₃)0.0414 ppm
PM2.5 (Fine Particles)5.6 μg/m³

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

3,926 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.1. Most recent: M2.7 on Aug 7, 2025.

Sep 12, 1994 4 km S of Carter Springs, Nevada M6.1 105 km
Jul 8, 2021 Antelope Valley, CA M6.0 94 km
Oct 24, 1990 3 km NE of Mono City, California M5.8 117 km
Sep 12, 1994 8 km ESE of Mesa Vista, California M5.1 98 km
Jul 8, 2021 32km SE of Markleeville, CA M5.0 94 km
Nov 30, 1997 2 km ESE of Mammoth Lakes, California M4.9 143 km
Dec 22, 1995 California-Nevada border region M4.9 98 km
Nov 22, 1997 3 km ESE of Mammoth Lakes, California M4.9 143 km
Dec 28, 1995 9 km WNW of Topaz Lake, Nevada M4.8 96 km
Dec 31, 1997 9 km ESE of Mammoth Lakes, California M4.8 149 km
Oct 30, 1998 4 km N of Tahoe Vista, California M4.8 135 km
Jun 26, 2005 8 km NNW of Tahoe Vista, California M4.8 136 km
Apr 26, 2008 27km SE of Smith Valley, NV M4.7 128 km
Dec 23, 1995 8 km WNW of Topaz Lake, Nevada M4.7 99 km
May 21, 1996 8 km ESE of East Foothills, California M4.7 140 km
Mar 9, 2007 13 km SE of Walker, California M4.7 102 km
Aug 11, 1993 14 km ESE of Alum Rock, California M4.7 140 km
Jul 8, 2021 29km ENE of Dardanelle, CA M4.6 89 km
Dec 12, 1996 4 km SSW of Topaz Lake, Nevada M4.6 99 km
Apr 11, 2020 29km SE of Bodie, CA M4.6 149 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

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

Date Rating Distance Fatalities
Apr 27, 1953 EF2 71 km 0
Mar 11, 2023 EF1 22 km 0
Jan 10, 2023 EF1 27 km 0
Dec 24, 2015 EF1 88 km 0
Nov 15, 2015 EF1 72 km 0
Apr 14, 2006 EF1 71 km 0
Dec 16, 2002 EF1 87 km 0
Dec 12, 1996 EF1 52 km 0
Nov 22, 1996 EF1 87 km 0
Apr 19, 1988 EF1 89 km 0
Apr 19, 1988 EF1 61 km 0
Mar 4, 1978 EF1 85 km 0
Mar 4, 1978 EF1 63 km 0
Mar 1, 1978 EF1 65 km 0
May 31, 1967 EF1 76 km 0
Apr 1, 1958 EF1 77 km 0
Jan 14, 2023 EF0 64 km 0
Nov 8, 2022 EF0 79 km 0
Nov 18, 2020 EF0 75 km 0
May 18, 2020 EF0 60 km 0
Source: NOAA SPC (EF0+, 1950–2024)

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 130 km
Mammoth Mountain Lava dome(s) 3,369 m (11,053 ft) 1260 136 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Wildfire History

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

Year Name Acres Distance
2013 RIM 257,084 48 km
2021 CALDOR 226,583 69 km
2014 KING 99,070 91 km
2018 FERGUSON 97,307 78 km
2017 DETWILER 83,297 69 km
2015 BUTTE 72,894 21 km
2021 TAMARACK 70,171 92 km
1996 ACKERSON COMPLEX (ACKERSON) 58,161 60 km
1987 PAPER 49,296 36 km
1987 LARSON 49,250 62 km
1987 HAMM 39,333 49 km
2018 DONNELL 36,151 63 km
2008 TELEGRAPH 33,479 68 km
2020 SLINK 26,437 89 km
2002 CANNON 23,605 96 km
1992 CLEVELAND 21,835 80 km
2022 OAK 19,408 82 km
2015 WASHINGTON 18,485 88 km
1992 GULCH 18,019 8 km
1990 A-ROCK 17,706 74 km
Source: NIFC/IRWIN (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

Douglas Flat 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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