Weather & Climate in Myers Flat, CA

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

Myers Flat experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 44°F in January while summers reach 63°F in July / relatively mild seasonal variation. The area gets 271 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 52.3 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 48. The city sits at an elevation of 197 feet.

Temperature

44°F Jan (7°C) 63°F Jul (17°C)

Annual Average	52.9°F
	2% below US avg
January Average	44°F (7°C)
July Average	63°F (17°C)
Sunny Days	271 days/yr

Geography

Elevation	197 ft (60 m)
Area	0.5 sq mi (1.3 km²)
Population Density	440/sq mi
Coordinates	40.2655°N, 123.8755°W
Timezone	America/Los_Angeles
County	Humboldt County County
Nearest Airport	Redding Regional (RDD) 84 miles away

Precipitation & Snow

Annual Rainfall 52.3"

38% above US avg

Snowfall 0.7"

Wettest Month (Dec) 12.36"

Driest Month (Jul) 0.12"

Air Quality

AQI Median	48.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively High
Risk Score	96.8 / 100
Social Vulnerability	74.7 / 100
Community Resilience	56.4 / 100

Hazard Breakdown

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

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

Earthquake History

5,543 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.2.

Apr 25, 1992	The 1992 Petrolia, California Earthquake	M7.2	31 km	10 km
Mar 10, 2014	77 km WNW of Indianola, California	M6.8	123 km	16 km
Apr 26, 1992	32 km SW of Ferndale, California	M6.6	59 km	22 km
Jan 10, 2010	The 2010 Eureka, California Earthquake	M6.5	81 km	29 km
Apr 26, 1992	30 km WSW of Ferndale, California	M6.5	61 km	19 km
Aug 17, 1991	30 km SSW of Scotia, California	M6.0	35 km	8 km
Feb 4, 2010	61 km WSW of Ferndale, California	M5.9	94 km	23 km
Mar 9, 2020	69km W of Petrolia, CA	M5.8	104 km	3 km
Jan 28, 2015	40 km SW of Ferndale, California	M5.7	62 km	17 km
Mar 16, 2000	85 km WSW of Ferndale, California	M5.7	116 km	5 km
Feb 13, 2012	26 km NNW of Willow Creek, California	M5.6	98 km	27 km
Jan 22, 1997	33 km SW of Scotia, California	M5.6	43 km	23 km
Jun 23, 2019	6km SSW of Petrolia, CA	M5.6	36 km	9 km
May 21, 2023	108km W of Petrolia, CA	M5.6	144 km	10 km
Nov 27, 1998	87 km W of Ferndale, California	M5.4	128 km	4 km
Jan 13, 2001	off the coast of Northern California	M5.4	128 km	2 km
Feb 26, 2007	52km W of Ferndale, CA	M5.4	94 km	5 km
Dec 26, 1994	7 km WNW of Fields Landing, California	M5.4	64 km	23 km
Jan 16, 1990	30 km NW of Shelter Cove, California	M5.4	36 km	4 km
Feb 26, 2007	51 km W of Ferndale, California	M5.4	94 km	-1 km

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

Tornado History

3 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2.

Date	Rating	Distance	Path	Fatalities
Mar 29, 1958	EF2	78 km	2.0 mi	0
Dec 5, 1998	EF1	94 km	1.7 mi	0
Jan 25, 2018	EF0	65 km	0.0 mi	0

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

Tsunami History

2 tsunamis recorded within 500 km. Highest wave on record: 1.8 m (6 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1992	CAPE MENDOCINO, N. CALIFORNIA	Earthquake	1.8 m	—	39 km
2024	CAPE MENDOCINO, N. CALIFORNIA	Earthquake	0.1 m	—	98 km

Source: NOAA/NCEI Historical Tsunami Database.

Nearby Volcanoes

2 volcanoes within 200 km. Closest: Clear Lake (172 km).

Name	Type	Elevation	Last Eruption	Distance
Clear Lake	Volcanic field	1,439 m (4,721 ft)	Unknown	172 km
Shasta	Stratovolcano	4,317 m (14,163 ft)	1250	190 km

Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: AUGUST COMPLEX (1,068,802 acres, 2020).

Year	Name	Acres Burned	Distance
2020	AUGUST COMPLEX	1,068,802	81 km
2021	MONUMENT	226,125	73 km
1999	MEGRAM- ORLEANS	125,337	93 km
2021	MCFARLAND	121,554	81 km
2006	PIGEON	100,962	95 km
2008	YOLLA BOLLY COMPLEX (IRON)	94,888	79 km
2015	RIVER COMPLEX	78,531	84 km
2012	NORTH PASS	43,689	82 km
2015	ROUTE COMPLEX	35,444	47 km
2008	IRON AND ALPS COMPLEXES (EAGLE)	32,397	78 km
2015	PATTISON	31,129	62 km
2022	CAMPBELL	30,392	81 km
2008	IRON AND ALPS COMPLEXES (BUCKHORN)	29,446	82 km
2008	LIME COMPLEX (LIME)	27,234	47 km
2008	LIME COMPLEX (MINERS)	25,680	66 km
2008	IRON AND ALPS COMPLEXES (CEDAR)	25,277	69 km
2015	SHIELL	24,830	72 km
2015	LASSICS	20,716	30 km
2017	HELENA	18,709	89 km
1999	BIG BAR COMPLEX (ONION)	16,742	80 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	44°F (7°C)	12.0 in
February	46°F (8°C)	9.9 in
March	47°F (8°C)	9.4 in
April	49°F (10°C)	4.5 in
May	54°F (12°C)	1.7 in
June	59°F (15°C)	0.4 in
July	63°F (17°C)	0.1 in	Driest
August	65°F (18°C)	0.6 in	Warmest
September	62°F (17°C)	1.3 in
October	56°F (13°C)	4.5 in
November	48°F (9°C)	11.2 in
December	44°F (6°C)	12.4 in	Coldest, Wettest

Myers Flat has a seasonal temperature swing of 22°F / from 44°F in December to 65°F in August. Total annual precipitation is 67.8 inches, with December being the wettest month (12.4") and July the driest (0.1").

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