Weather & Climate in Mason, WV

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

Mason experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 31°F in January while summers reach 73°F in July. The area gets 293 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 43.1 inches. The area receives 17.7 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 39. The city sits at an elevation of 588 feet.

Temperature

31°F Jan (-1°C) 73°F Jul (23°C)

Annual Average	52.7°F
	2% below US avg
January Average	31°F (-1°C)
July Average	73°F (23°C)
Sunny Days	293 days/yr

Geography

Elevation	588 ft (179 m)
Area	0.6 sq mi (1.5 km²)
Population Density	1,488/sq mi
Coordinates	39.0165°N, 82.0330°W
Timezone	America/New_York
County	Meigs County County
Nearest Airport	Mid-Ohio Valley Regional (PKB) 39 miles away

Precipitation & Snow

Annual Rainfall 43.1"

14% above US avg

Snowfall 17.7"

Wettest Month (Jul) 4.57"

Driest Month (Jan) 2.68"

Air Quality

AQI Median	39.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	53.0 / 100
Social Vulnerability	85.5 / 100
Community Resilience	12.6 / 100

Hazard Breakdown

Tornado	Very Low
Hurricane	Very Low
Earthquake	Very Low
Wildfire	Very Low
Flood	Relatively Low
Hail	Very Low
Strong Wind	Relatively Low
Heat Wave	Relatively Low
Winter Weather	Very Low
Lightning	Relatively Low
Ice Storm	Relatively Moderate
Drought	Relatively Low
Cold Wave	Very Low
Landslide	Relatively Moderate

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

Earthquake History

43 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.6.

Feb 19, 1995	8 km SSE of Rocky Fork Point, Ohio	M3.6	125 km	10 km
Nov 20, 2013	2 km SW of Buchtel, Ohio	M3.5	50 km	8 km
Apr 4, 2010	14 km SW of Gassaway, West Virginia	M3.4	107 km	0 km
May 24, 2017	1 km S of McArthur, Ohio	M3.4	45 km	10 km
Mar 31, 2013	West Virginia	M3.4	112 km	8 km
Apr 24, 2009	7 km ENE of Rio Grande, Ohio	M3.4	26 km	8 km
Jun 3, 2017	1 km WNW of Batesville, Ohio	M3.4	119 km	2 km
Aug 31, 2011	3 km SE of Lowell, Ohio	M3.1	73 km	5 km
Apr 22, 2025	3 km ESE of Buffalo, Ohio	M3.1	109 km	5 km
Apr 24, 2025	3 km S of Pleasant City, Ohio	M3.1	104 km	6 km
Feb 3, 2025	2 km NNW of Oak Hill, Ohio	M3.1	49 km	26 km
Jun 28, 1991	4 km ENE of Pratt, West Virginia	M3.0	106 km	7 km
Apr 2, 2017	5 km W of Graysville, Ohio	M3.0	99 km	4 km
Apr 25, 2020	2 km SE of South Shore, Kentucky	M2.9	85 km	27 km
May 9, 2025	3 km S of Pleasant City, Ohio	M2.9	104 km	5 km
Jan 10, 2012	14 km WNW of Birch River, West Virginia	M2.8	111 km	0 km
Feb 3, 2025	0 km NE of Reno, Ohio	M2.8	69 km	10 km
May 6, 2002	3 km SE of Racine, Ohio	M2.8	15 km	5 km
Aug 31, 2011	2 km NNW of Belmont, West Virginia	M2.8	78 km	5 km
Apr 29, 2025	1 km SE of Pleasant City, Ohio	M2.8	107 km	2 km

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

Tornado History

163 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 8 fatalities, 172 injuries.

Date	Rating	Distance	Path	Fatalities
Apr 23, 1968	EF5	75 km	34.0 mi	7
Sep 16, 2010	EF3	26 km	9.1 mi	1
Apr 23, 1968	EF3	86 km	0.1 mi	0
Apr 8, 1965	EF3	84 km	2.0 mi	0
Apr 8, 1965	EF3	90 km	6.9 mi	0
Apr 2, 2024	EF2	68 km	8.0 mi	0
Apr 2, 2024	EF2	60 km	1.9 mi	0
Jun 8, 2022	EF2	73 km	9.1 mi	0
May 27, 2019	EF2	81 km	5.3 mi	0
Sep 16, 2010	EF2	89 km	7.0 mi	0
Sep 16, 2010	EF2	47 km	3.3 mi	0
Jul 10, 2003	EF2	42 km	2.5 mi	0
May 8, 2002	EF2	32 km	3.0 mi	0
Jun 15, 2000	EF2	43 km	2.5 mi	0
Jan 8, 1998	EF2	58 km	2.0 mi	0
Jul 28, 1981	EF2	78 km	6.2 mi	0
Jun 13, 1981	EF2	99 km	2.0 mi	0
Jul 12, 1980	EF2	96 km	29.6 mi	0
Jul 24, 1971	EF2	68 km	1.0 mi	0
Apr 23, 1968	EF2	76 km	4.9 mi	0

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

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: LEFT FORK (10,196 acres, 1991).

Year	Name	Acres Burned	Distance
1991	LEFT FORK	10,196	99 km
1991	PRICHARD	5,220	99 km
1987	BULL CREEK	5,080	92 km
1987	LENS CREEK	3,609	97 km
1991	EIGHTMILE FORK	3,263	91 km
1991	SIMMONS CREEK	3,108	94 km
2022	RIGHT SIDE OF RIDGEVIEW HOLLOW	1,871	100 km
1991	DOG HOLLOW	1,686	96 km
1987	LITTLE COAL RIVER	1,565	89 km
1995	RUMBLE	1,494	96 km
1991	JIMS FORK	1,419	95 km
1987	UNNAMED	1,388	97 km
2022	127	1,349	57 km
2019	CY19 BLUEGRASS PRESCRIBED BURN	1,190	63 km
1987	COAL FORK	1,186	93 km
1999	TOMPLER FORK	1,174	100 km
2015	LITTLE HORSE CREEK	1,145	100 km
2022	LONG RIDGE RX UNIT 37-38	1,050	52 km
2003	PEACH ORCHARD	1,043	94 km
2021	LONG RIDGE RX UNIT 1-12	1,037	54 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	31°F (-1°C)	2.7 in	Coldest, Driest
February	33°F (1°C)	2.8 in
March	43°F (6°C)	3.7 in
April	52°F (11°C)	3.6 in
May	62°F (16°C)	4.1 in
June	70°F (21°C)	3.5 in
July	73°F (23°C)	4.6 in	Warmest, Wettest
August	72°F (22°C)	3.9 in
September	66°F (19°C)	3.2 in
October	54°F (12°C)	2.8 in
November	44°F (7°C)	3.2 in
December	35°F (2°C)	3.2 in

Mason has a seasonal temperature swing of 43°F / from 31°F in January to 73°F in July. Total annual precipitation is 41.3 inches, with July being the wettest month (4.6") and January the driest (2.7").

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