Weather & Climate in Knights Landing, CA

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

Knights Landing enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 47°F in January while summers reach 77°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 20.5 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 30 feet.

Temperature

47°F Jan (8°C) 77°F Jul (25°C)

Annual Average	62.2°F
	15% above US avg
January Average	47°F (8°C)
July Average	77°F (25°C)
Sunny Days	326 days/yr

Geography

Elevation	30 ft (9 m)
Area	0.2 sq mi (0.5 km²)
Population Density	2,061/sq mi
Coordinates	38.7980°N, 121.7174°W
Timezone	America/Los_Angeles
County	Yolo County County
Nearest Airport	Sacramento International (SMF) 10 miles away

Precipitation & Snow

Annual Rainfall 20.5"

46% below US avg

Snowfall 0.0"

Wettest Month (Jan) 3.82"

Driest Month (Jul) 0.04"

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

4,268 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	83 km	11 km
Aug 10, 2001	3 km N of Blairsden, California	M5.2	147 km	5 km
Aug 10, 2016	20 km NNE of Upper Lake, California	M5.1	111 km	14 km
Sep 3, 2000	5 km WSW of Yountville, California	M4.9	76 km	9 km
Sep 4, 1995	13 km SW of Middletown, California	M4.8	90 km	7 km
Apr 18, 2007	15 km N of Potter Valley, California	M4.8	141 km	5 km
May 12, 2006	7 km W of Cobb, California	M4.7	95 km	4 km
May 7, 2021	19km NW of Truckee, CA	M4.7	142 km	10 km
Jan 2, 2025	4 km NW of Cobb, CA	M4.7	90 km	1 km
Aug 18, 1999	0 km S of Bolinas, California	M4.6	130 km	8 km
Jan 11, 2000	6 km N of Geyserville, California	M4.6	104 km	6 km
Feb 18, 2004	4 km WNW of Cobb, California	M4.6	91 km	3 km
Jan 12, 2014	8 km W of Cobb, California	M4.5	95 km	2 km
Sep 25, 2012	3 km N of Talmage, California	M4.5	132 km	11 km
Aug 3, 2006	5 km W of Glen Ellen, California	M4.5	90 km	9 km
Jun 8, 2024	7 km NW of The Geysers, CA	M4.5	96 km	4 km
Sep 19, 1992	7 km NW of Cobb, California	M4.5	93 km	3 km
Apr 24, 2007	7 km WSW of Cobb, California	M4.5	94 km	2 km
Jun 3, 2023	2km NW of The Geysers, CA	M4.5	92 km	4 km
Mar 14, 2013	5 km W of Cobb, California	M4.4	93 km	1 km

Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

87 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 7 injuries.

Date	Rating	Distance	Path	Fatalities
May 25, 2011	EF2	89 km	0.2 mi	0
Feb 10, 1994	EF2	81 km	0.3 mi	0
Feb 7, 1978	EF2	26 km	1.9 mi	0
Dec 24, 2015	EF1	53 km	6.2 mi	0
Mar 26, 2014	EF1	95 km	0.6 mi	0
Mar 26, 2014	EF1	92 km	1.0 mi	0
Mar 26, 2014	EF1	94 km	0.7 mi	0
Oct 22, 2012	EF1	35 km	0.3 mi	0
Oct 22, 2012	EF1	61 km	4.0 mi	0
Oct 22, 2012	EF1	30 km	2.0 mi	0
May 25, 2011	EF1	99 km	21.7 mi	0
May 25, 2011	EF1	90 km	26.4 mi	0
Mar 18, 2011	EF1	94 km	0.1 mi	0
Jan 23, 2010	EF1	99 km	1.6 mi	0
Jan 8, 2005	EF1	74 km	0.1 mi	0
Dec 5, 1998	EF1	94 km	1.5 mi	0
Feb 22, 1996	EF1	92 km	1.0 mi	0
Apr 17, 1993	EF1	89 km	0.5 mi	0
Jan 7, 1993	EF1	69 km	0.1 mi	0
Dec 17, 1992	EF1	81 km	1.0 mi	0

Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Tsunami History

2 tsunamis 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	127 km
1906	N. CALIFORNIA	Eruption + Earthquake	0.1 m	—	140 km

Source: NOAA/NCEI Historical Tsunami Database.

Nearby Volcanoes

2 volcanoes within 200 km. Closest: Clear Lake (93 km).

Name	Type	Elevation	Last Eruption	Distance
Clear Lake	Volcanic field	1,439 m (4,721 ft)	Unknown	93 km
Lassen Volcanic Center	Stratovolcano	3,187 m (10,456 ft)	1917	189 km

Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: HENNESSEY (314,241 acres, 2020).

Year	Name	Acres Burned	Distance
2020	HENNESSEY	314,241	53 km
2015	ROCKY	96,125	65 km
2018	COUNTY	92,450	40 km
1996	FORK	83,209	99 km
2022	MOSQUITO	77,858	93 km
2019	KINCADE	77,780	93 km
2015	VALLEY	77,507	78 km
2020	GLASS	68,020	77 km
2017	NUNS	56,883	85 km
2017	ATLAS	51,664	66 km
2004	RUMSEY	39,335	49 km
1999	SIXTEEN	37,162	53 km
2017	TUBBS	36,981	87 km
1988	49R	36,673	66 km
1988	MILLER	35,750	52 km
2012	MILL	29,924	98 km
2012	SIXTEEN COMPLEX	18,191	56 km
2017	CASCADE	16,155	69 km
2006	ZAM ASSIST	14,404	17 km
2008	WALKER	12,441	72 km

Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	47°F (8°C)	3.8 in	Wettest
February	51°F (10°C)	3.2 in
March	55°F (13°C)	2.8 in
April	60°F (16°C)	1.0 in
May	67°F (20°C)	0.4 in
June	73°F (23°C)	0.2 in
July	77°F (25°C)	0.0 in	Warmest, Driest
August	75°F (24°C)	0.1 in
September	73°F (23°C)	0.3 in
October	65°F (18°C)	1.1 in
November	53°F (12°C)	2.8 in
December	46°F (8°C)	2.8 in	Coldest

Knights Landing has a seasonal temperature swing of 31°F / from 46°F in December to 77°F in July. Total annual precipitation is 18.5 inches, with January being the wettest month (3.8") and July the driest (0.0").

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