Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Plumas Lake enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 47°F in January while summers reach 76°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 18.0 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 43 feet.
Temperature
47°F Jan (8°C)76°F Jul (25°C)
Annual Average
61.2°F
13% above US avg
January Average
47°F (8°C)
July Average
76°F (25°C)
Sunny Days
330 days/yr
Geography
Elevation
43 ft (13 m)
Area
8.4 sq mi (21.7 km²)
Population Density
711/sq mi
Coordinates
38.9791°N, 121.5581°W
Timezone
America/Los_Angeles
County
Yolo County County
Nearest Airport
Sacramento International (SMF) 20 miles away
Precipitation & Snow
Annual Rainfall18.0"
53% below US avg
Wettest Month (Jan)3.74"
Driest Month (Jul)0.08"
Air Quality
AQI Median
48.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Moderate
Risk Score
91.4 / 100
Social Vulnerability
24.2 / 100
Community Resilience
69.4 / 100
Hazard Breakdown
Tornado
Very Low
Earthquake
Relatively Moderate
Wildfire
Relatively Low
Flood
Relatively Moderate
Hail
Very Low
Strong Wind
Very Low
Heat Wave
Relatively Low
Winter Weather
Very Low
Lightning
Relatively Low
Drought
Very High
Cold Wave
No Rating
Landslide
Relatively Low
Volcano
Very Low
Avalanche
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
4,629 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M6.0.
Aug 24, 2014
The 2014 South Napa, California Earthquake
M6.0
107 km
11 km
May 24, 2013
2 km NNE of Canyondam, California
M5.7
142 km
8 km
May 11, 2023
Lake Almanor Earthquake
M5.5
142 km
6 km
Aug 10, 2001
3 km N of Blairsden, California
M5.2
123 km
5 km
May 12, 2023
4km NW of Canyondam, CA
M5.2
141 km
6 km
Aug 10, 2016
20 km NNE of Upper Lake, California
M5.1
114 km
14 km
Sep 3, 2000
5 km WSW of Yountville, California
M4.9
100 km
9 km
May 24, 2013
1km NNW of Canyondam, CA
M4.9
140 km
4 km
Oct 30, 1998
4 km N of Tahoe Vista, California
M4.8
135 km
1 km
Sep 4, 1995
13 km SW of Middletown, California
M4.8
108 km
7 km
Apr 18, 2007
15 km N of Potter Valley, California
M4.8
144 km
5 km
Jun 26, 2005
8 km NNW of Tahoe Vista, California
M4.8
132 km
-2 km
May 12, 2006
7 km W of Cobb, California
M4.7
110 km
4 km
May 7, 2021
19km NW of Truckee, CA
M4.7
120 km
10 km
Jan 2, 2025
4 km NW of Cobb, CA
M4.7
105 km
1 km
Jan 11, 2000
6 km N of Geyserville, California
M4.6
120 km
6 km
Feb 18, 2004
4 km WNW of Cobb, California
M4.6
106 km
3 km
Jan 12, 2014
8 km W of Cobb, California
M4.5
110 km
2 km
Sep 25, 2012
3 km N of Talmage, California
M4.5
140 km
11 km
Aug 3, 2006
5 km W of Glen Ellen, California
M4.5
113 km
9 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
79 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF2. Total: 7 injuries.
Date
Rating
Distance
Path
Fatalities
May 25, 2011
EF2
69 km
0.2 mi
0
Feb 10, 1994
EF2
60 km
0.3 mi
0
Feb 7, 1978
EF2
32 km
1.9 mi
0
Dec 19, 2023
EF1
95 km
0.4 mi
0
Dec 24, 2015
EF1
49 km
6.2 mi
0
Mar 26, 2014
EF1
81 km
1.0 mi
0
Mar 26, 2014
EF1
84 km
0.6 mi
0
Mar 26, 2014
EF1
82 km
0.7 mi
0
Oct 22, 2012
EF1
11 km
2.0 mi
0
Oct 22, 2012
EF1
11 km
0.3 mi
0
Oct 22, 2012
EF1
41 km
4.0 mi
0
May 25, 2011
EF1
88 km
21.7 mi
0
May 25, 2011
EF1
82 km
26.4 mi
0
Jan 8, 2005
EF1
52 km
0.1 mi
0
Apr 17, 1993
EF1
79 km
0.5 mi
0
Jan 7, 1993
EF1
51 km
0.1 mi
0
Dec 17, 1992
EF1
60 km
1.0 mi
0
Dec 17, 1992
EF1
41 km
5.0 mi
0
Apr 19, 1988
EF1
97 km
0.2 mi
0
Apr 19, 1988
EF1
47 km
1.0 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
1 tsunami recorded within 500 km.
Highest wave on record: 4.5 m (15 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1868
N. CALIFORNIA
Eruption + Earthquake
4.5 m
30
150 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km.
Closest: Clear Lake (105 km).
Name
Type
Elevation
Last Eruption
Distance
Clear Lake
Volcanic field
1,439 m (4,721 ft)
Unknown
105 km
Lassen Volcanic Center
Stratovolcano
3,187 m (10,456 ft)
1917
168 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: NORTH COMPLEX (316,556 acres, 2020).
Year
Name
Acres Burned
Distance
2020
NORTH COMPLEX
316,556
91 km
2020
HENNESSEY
314,241
74 km
2018
CAMP
153,687
86 km
2014
KING
99,070
88 km
2015
ROCKY
96,125
78 km
2018
COUNTY
92,450
61 km
2022
MOSQUITO
77,858
75 km
2015
VALLEY
77,507
94 km
2020
GLASS
68,020
98 km
2008
BTU LIGHTNING COMPLEX (LONG BRANCH-JACK)
52,091
98 km
2017
ATLAS
51,664
90 km
2004
RUMSEY
39,335
67 km
1999
SIXTEEN
37,162
70 km
1988
49R
36,673
42 km
1988
MILLER
35,750
77 km
2012
MILL
29,924
100 km
2013
AMERICAN
27,938
86 km
2008
CANYON COMPLEX (SCOTCH)
26,418
88 km
2008
HUMBOLDT
23,769
81 km
1992
CLEVELAND
21,835
99 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
47°F (8°C)
3.7 in
Wettest
February
51°F (11°C)
3.0 in
March
55°F (13°C)
2.8 in
April
60°F (16°C)
1.3 in
May
68°F (20°C)
0.4 in
June
74°F (23°C)
0.2 in
July
76°F (25°C)
0.1 in
Warmest, Driest
August
75°F (24°C)
0.1 in
September
72°F (22°C)
0.4 in
October
64°F (18°C)
1.3 in
November
53°F (12°C)
3.1 in
December
46°F (8°C)
2.9 in
Coldest
Plumas Lake has a seasonal temperature swing of 30°F / from 46°F in December to 76°F in July. Total annual precipitation is 19.3 inches, with January being the wettest month (3.7") and July the driest (0.1").