Weather & Climate in Littlerock, CA

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

Littlerock enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 49°F in January while summers reach 83°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 6.8 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 2,868 feet.

Temperature

49°F Jan (9°C) 83°F Jul (28°C)

Annual Average	64.3°F
	19% above US avg
January Average	49°F (9°C)
July Average	83°F (28°C)
Sunny Days	330 days/yr

Geography

Elevation	2,868 ft (874 m)
Area	1.8 sq mi (4.8 km²)
Population Density	694/sq mi
Coordinates	34.5251°N, 117.9816°W
Timezone	America/Los_Angeles
County	Los Angeles County County
Nearest Airport	Bob Hope (BUR) 31 miles away

Precipitation & Snow

Annual Rainfall 6.8"

82% below US avg

Snowfall 1.0"

Wettest Month (Jan) 1.42"

Driest Month (Jun) 0.04"

Air Quality

AQI Median	48.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very High
Risk Score	100.0 / 100
Social Vulnerability	55.4 / 100
Community Resilience	13.6 / 100

Hazard Breakdown

Tornado	Relatively High
Hurricane	No Rating
Earthquake	Very High
Wildfire	Very High
Flood	Very High
Hail	Relatively Moderate
Strong Wind	Relatively Moderate
Heat Wave	Relatively High
Winter Weather	Relatively Moderate
Lightning	Very High
Drought	Relatively Low
Cold Wave	Very Low
Landslide	Relatively High
Coastal Flood	Relatively High
Tsunami	Relatively Low
Avalanche	Relatively High

Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

11,927 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.3.

Jun 28, 1992	The 1992 Landers, California Earthquake	M7.3	146 km	0 km
Jul 6, 2019	Ridgecrest Earthquake Sequence	M7.1	143 km	8 km
Jan 17, 1994	Northridge, California, earthquake	M6.7	62 km	18 km
Jul 4, 2019	Ridgecrest Earthquake Sequence	M6.4	138 km	11 km
Jun 28, 1992	The 1992 Big Bear, California Earthquake	M6.3	112 km	4 km
Jan 17, 1994	1km ENE of Granada Hills, California	M5.9	55 km	5 km
Jun 28, 1991	The 1991 Sierra Madre, California Earthquake	M5.8	28 km	8 km
Sep 20, 1995	16km NNE of Ridgecrest, California	M5.8	141 km	5 km
Jul 11, 1992	12km NW of California City, California	M5.7	77 km	10 km
Oct 16, 1999	7km ENE of Running Springs, CA	M5.6	92 km	6 km
Jan 17, 1994	7km NNE of Simi Valley, California	M5.6	69 km	9 km
Jun 28, 1992	11km SSE of Big Bear Lake, California	M5.5	111 km	10 km
Feb 28, 1990	The 1990 Upland, California Earthquake	M5.5	50 km	3 km
Jun 4, 2020	17km S of Searles Valley, CA	M5.5	131 km	8 km
Jun 28, 1992	0km E of Yucca Valley, CA	M5.5	150 km	8 km
Jun 28, 1992	26km NNW of Yucca Valley, CA	M5.4	136 km	4 km
Jul 5, 2019	16km W of Searles Valley, CA	M5.4	142 km	7 km
Aug 17, 1995	17km N of Ridgecrest, California	M5.4	142 km	5 km
Jul 1, 1992	24km N of Yucca Valley, California	M5.3	141 km	5 km
Nov 27, 1992	10km NNW of Big Bear City, California	M5.3	101 km	0 km

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

Tornado History

99 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 54 injuries.

Date	Rating	Distance	Path	Fatalities
May 22, 2008	EF2	98 km	2.8 mi	0
Mar 1, 1983	EF2	70 km	3.5 mi	0
Nov 9, 1982	EF2	85 km	10.0 mi	0
Nov 9, 1982	EF2	58 km	1.0 mi	0
Nov 7, 1966	EF2	75 km	0.1 mi	0
Nov 7, 1966	EF2	82 km	10.3 mi	0
Nov 7, 1966	EF2	98 km	0.2 mi	0
Jun 25, 1954	EF2	73 km	0.1 mi	0
Mar 22, 2023	EF1	60 km	0.5 mi	0
Jan 19, 2010	EF1	91 km	4.6 mi	0
Jan 9, 1998	EF1	85 km	1.5 mi	0
Dec 21, 1997	EF1	95 km	1.0 mi	0
Nov 11, 1997	EF1	95 km	0.2 mi	0
May 18, 1997	EF1	70 km	3.5 mi	0
May 18, 1997	EF1	74 km	9.0 mi	0
May 11, 1997	EF1	72 km	0.2 mi	0
Jan 14, 1993	EF1	72 km	1.0 mi	0
Dec 7, 1992	EF1	78 km	0.1 mi	0
Dec 7, 1992	EF1	86 km	0.1 mi	0
Mar 20, 1992	EF1	51 km	0.2 mi	0

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

Tsunami History

3 tsunamis recorded within 500 km. Highest wave on record: 3.1 m (10 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1930	S. CALIFORNIA	Eruption + Earthquake	3.1 m	1	82 km
1994	WEST COAST, USA	Earthquake	0.1 m	57	62 km
1855	S. CALIFORNIA	Eruption + Earthquake	-	-	49 km

Source: NOAA/NCEI Historical Tsunami Database.

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: STATION (165,368 acres, 2009).

Year	Name	Acres Burned	Distance
2009	STATION	165,368	26 km
2006	DAY	159,713	91 km
2020	BOBCAT	115,728	23 km
2003	SIMI	107,756	77 km
2018	WOOLSEY	97,962	89 km
2003	OLD	90,180	71 km
2003	PIRU	63,920	81 km
1999	WILLOW	63,525	83 km
2003	GRAND PRIX	50,799	60 km
2016	SAND	41,561	37 km
2007	BUCKWEED	41,332	43 km
2002	WILLIAMS	37,505	41 km
2007	RANCH	37,009	68 km
2016	BLUE CUT	36,856	49 km
2013	POWERHOUSE	32,329	46 km
2020	LAKE	30,971	56 km
2008	FREEWAY COMPLEX	29,350	71 km
2007	SANTIAGO	27,605	94 km
2011	COMANCHE	25,965	97 km
2005	TOPANGA	24,133	74 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	49°F (9°C)	1.4 in	Wettest
February	49°F (9°C)	1.4 in
March	52°F (11°C)	1.1 in
April	58°F (14°C)	0.5 in
May	65°F (19°C)	0.2 in
June	74°F (23°C)	0.0 in	Driest
July	83°F (28°C)	0.1 in	Warmest
August	79°F (26°C)	0.2 in
September	73°F (23°C)	0.2 in
October	63°F (17°C)	0.2 in
November	52°F (11°C)	1.1 in
December	44°F (7°C)	1.1 in	Coldest

Littlerock has a seasonal temperature swing of 39°F / from 44°F in December to 83°F in July. Total annual precipitation is 7.5 inches, with January being the wettest month (1.4") and June the driest (0.0").

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