Weather & Climate in North Gate, CA

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

North Gate enjoys a temperate climate with an average annual temperature of 58°F (15°C). Winters average 48°F in January while summers reach 72°F in July. The area gets 323 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 26.1 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 283 feet.

Temperature

48°F Jan (9°C) 72°F Jul (22°C)

Annual Average	58.4°F
	8% above US avg
January Average	48°F (9°C)
July Average	72°F (22°C)
Sunny Days	323 days/yr

Geography

Elevation	283 ft (86 m)
Area	0.7 sq mi (1.7 km²)
Population Density	972/sq mi
Coordinates	37.9055°N, 121.9979°W
Timezone	America/Los_Angeles
County	Contra Costa County County
Nearest Airport	Metro Oakland International (OAK) 18 miles away

Precipitation & Snow

Annual Rainfall 26.1"

31% below US avg

Snowfall 0.7"

Wettest Month (Jan) 4.88"

Driest Month (Jul) 0.04"

Air Quality

AQI Median	48.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very High
Risk Score	99.5 / 100
Social Vulnerability	21.5 / 100
Community Resilience	67.8 / 100

Hazard Breakdown

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

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

Earthquake History

5,351 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	44 km	11 km
Apr 18, 1990	5 km NNW of Aromas, California	M5.4	112 km	5 km
Aug 12, 1998	10 km SW of Ridgemark, California	M5.1	137 km	9 km
Apr 18, 1990	4 km E of Interlaken, California	M5.1	109 km	7 km
Jan 16, 1993	9 km E of Gilroy, California	M4.9	109 km	7 km
May 14, 2002	5 km SSW of Gilroy, California	M4.9	110 km	7 km
Sep 3, 2000	5 km WSW of Yountville, California	M4.9	64 km	9 km
Apr 19, 1996	2 km E of Aromas, California	M4.9	118 km	5 km
Apr 18, 1990	4 km NNW of Aromas, California	M4.9	113 km	6 km
Sep 4, 1995	13 km SW of Middletown, California	M4.8	108 km	7 km
May 12, 2006	7 km W of Cobb, California	M4.7	124 km	4 km
Apr 18, 1990	4 km N of Aromas, California	M4.7	113 km	4 km
May 21, 1996	8 km ESE of East Foothills, California	M4.7	65 km	8 km
Aug 11, 1993	14 km ESE of Alum Rock, California	M4.7	72 km	9 km
Jan 2, 2025	4 km NW of Cobb, CA	M4.7	124 km	1 km
Mar 24, 1991	1 km NNE of Interlaken, California	M4.6	107 km	15 km
Aug 18, 1999	0 km S of Bolinas, California	M4.6	60 km	8 km
Jan 11, 2000	6 km N of Geyserville, California	M4.6	125 km	6 km
Feb 18, 2004	4 km WNW of Cobb, California	M4.6	123 km	3 km
Jan 12, 2014	8 km W of Cobb, California	M4.5	124 km	2 km

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

Tornado History

72 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 9 injuries.

Date	Rating	Distance	Path	Fatalities
May 5, 1998	EF2	60 km	0.6 mi	0
Jun 1, 1958	EF2	96 km	15.0 mi	0
Apr 27, 1953	EF2	92 km	0.1 mi	0
Jan 11, 1951	EF2	61 km	5.7 mi	0
Dec 14, 2024	EF1	95 km	0.3 mi	0
Mar 18, 2011	EF1	87 km	0.1 mi	0
Jan 23, 2010	EF1	20 km	1.6 mi	0
Apr 14, 2006	EF1	92 km	0.5 mi	0
Mar 20, 2005	EF1	47 km	3.0 mi	0
Dec 5, 1998	EF1	86 km	1.5 mi	0
May 5, 1998	EF1	59 km	0.3 mi	0
Dec 23, 1996	EF1	90 km	6.0 mi	0
Feb 22, 1996	EF1	96 km	1.0 mi	0
Dec 2, 1992	EF1	91 km	1.0 mi	0
Dec 2, 1992	EF1	96 km	7.5 mi	0
Apr 19, 1988	EF1	80 km	0.2 mi	0
Feb 27, 1983	EF1	86 km	0.8 mi	0
Jan 14, 1980	EF1	48 km	0.3 mi	0
Mar 1, 1978	EF1	97 km	1.5 mi	0
May 31, 1967	EF1	62 km	0.1 mi	0

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

Tsunami History

5 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	25 km
1989	N. CALIFORNIA	Earthquake	1.0 m	62	97 km
1856	N. CALIFORNIA	Eruption + Earthquake	0.6 m	—	52 km
1906	N. CALIFORNIA	Eruption + Earthquake	0.1 m	—	50 km
1865	N. CALIFORNIA	Eruption + Earthquake	—	—	79 km

Source: NOAA/NCEI Historical Tsunami Database.

Nearby Volcanoes

1 volcano within 200 km. Closest: Clear Lake (136 km).

Name	Type	Elevation	Last Eruption	Distance
Clear Lake	Volcanic field	1,439 m (4,721 ft)	Unknown	136 km

Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: SCU LIGHTNING COMPLEX (405,787 acres, 2020).

Year	Name	Acres Burned	Distance
2020	SCU LIGHTNING COMPLEX	405,787	63 km
2020	HENNESSEY	314,241	84 km
2018	COUNTY	92,450	88 km
2020	CZU AUG LIGHTNING	85,894	87 km
2020	GLASS	68,020	87 km
2017	NUNS	56,883	66 km
2017	ATLAS	51,664	55 km
2007	LICK	47,424	91 km
2004	RUMSEY	39,335	98 km
2017	TUBBS	36,981	95 km
2006	CANYON	36,851	84 km
1988	MILLER	35,750	59 km
2024	CORRAL	16,138	56 km
2006	ZAM ASSIST	14,404	95 km
2009	CORRAL	12,006	57 km
1995	VISION	11,931	77 km
1985	LEXINGTON	11,550	85 km
2015	WRAGG	8,455	64 km
2009	LOCKHEED	8,287	94 km
2003	BIRD	7,727	70 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	48°F (9°C)	4.9 in	Wettest
February	50°F (10°C)	4.0 in
March	52°F (11°C)	3.4 in
April	56°F (14°C)	1.4 in
May	62°F (16°C)	0.5 in
June	67°F (20°C)	0.2 in
July	72°F (22°C)	0.0 in	Driest
August	72°F (22°C)	0.1 in	Warmest
September	70°F (21°C)	0.3 in
October	64°F (18°C)	1.3 in
November	54°F (12°C)	3.4 in
December	47°F (8°C)	3.6 in	Coldest

North Gate has a seasonal temperature swing of 25°F / from 47°F in December to 72°F in August. Total annual precipitation is 23.1 inches, with January being the wettest month (4.9") and July the driest (0.0").

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