Weather & Climate in Washington, OK

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

Washington enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 39°F in January while summers reach 82°F in July. The area gets 320 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 37.7 inches. The area receives 4.1 inches of snow annually. Air quality is rated Good with a median AQI of 47. 57% of days have good air quality. The city sits at an elevation of 1,165 feet.

Temperature

39°F Jan (4°C) 82°F Jul (28°C)

Annual Average	60.7°F
	12% above US avg
January Average	39°F (4°C)
July Average	82°F (28°C)
Sunny Days	320 days/yr

Geography

Elevation	1,165 ft (355 m)
Area	1.5 sq mi (3.8 km²)
Population Density	480/sq mi
Coordinates	35.0547°N, 97.4907°W
Timezone	America/Chicago
County	McClain County County
Nearest Airport	Will Rogers World (OKC) 24 miles away

Precipitation & Snow

Annual Rainfall 37.7"

1% below US avg

Snowfall 4.1"

Wettest Month (May) 5.35"

Driest Month (Jan) 1.34"

Air Quality

AQI Median	47.0
Rating	Good
Good Days %	57.2%
Unhealthy Days	8

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	62.8 / 100
Social Vulnerability	24.3 / 100
Community Resilience	63.0 / 100

Hazard Breakdown

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

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

Earthquake History

3,772 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.1.

Feb 3, 2024	8 km NW of Prague, Oklahoma	M5.1	85 km	3 km
Apr 9, 2018	8 km NNE of Marshall, Oklahoma	M4.6	130 km	5 km
Apr 7, 2018	5 km WNW of Lucien, Oklahoma	M4.6	137 km	6 km
Jul 27, 2015	4 km NNE of Crescent, Oklahoma	M4.5	104 km	5 km
Dec 7, 2013	8 km SW of Arcadia, Oklahoma	M4.5	62 km	8 km
Sep 6, 1997	6 km N of Tupelo, Oklahoma	M4.5	106 km	5 km
Aug 19, 2014	12 km SSW of Guthrie, Oklahoma	M4.4	80 km	5 km
Apr 16, 2013	Oklahoma	M4.4	79 km	6 km
Jun 16, 2014	7 km NNE of Lake Aluma, Oklahoma	M4.3	61 km	5 km
Jun 17, 2015	6 km ESE of Covington, Oklahoma	M4.3	137 km	6 km
Jan 13, 2024	6 km W of Arcadia, Oklahoma	M4.3	69 km	7 km
Apr 19, 2015	6 km W of Langston, Oklahoma	M4.2	101 km	3 km
Jan 18, 1995	4 km SSE of Erin Springs, Oklahoma	M4.2	33 km	5 km
Aug 3, 2017	6 km ENE of Edmond, Oklahoma	M4.2	69 km	5 km
Jun 21, 2020	9 km NW of Perry, Oklahoma	M4.2	146 km	8 km
Jan 1, 2016	6 km ENE of Edmond, Oklahoma	M4.2	69 km	6 km
Feb 5, 2021	5 km WNW of Lucien, Oklahoma	M4.2	137 km	7 km
Jan 27, 2015	3 km SE of Perry, Oklahoma	M4.2	136 km	3 km
Apr 7, 2016	1 km E of Luther, Oklahoma	M4.2	73 km	6 km
Mar 29, 2016	4 km NNE of Crescent, Oklahoma	M4.2	104 km	5 km

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

Tornado History

1,091 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 147 fatalities, 2,476 injuries.

Date	Rating	Distance	Path	Fatalities
May 20, 2013	EF5	28 km	13.9 mi	24
May 24, 2011	EF5	84 km	63.1 mi	9
May 3, 1999	EF5	34 km	37.0 mi	36
May 5, 1960	EF5	57 km	71.8 mi	5
May 9, 2016	EF4	57 km	8.9 mi	1
May 19, 2013	EF4	28 km	23.0 mi	2
May 24, 2011	EF4	29 km	23.1 mi	0
May 24, 2011	EF4	43 km	33.3 mi	1
May 10, 2010	EF4	26 km	24.0 mi	2
May 10, 2010	EF4	15 km	22.3 mi	1
May 8, 2003	EF4	31 km	17.3 mi	0
May 3, 1999	EF4	93 km	35.0 mi	2
May 22, 1981	EF4	85 km	16.7 mi	0
May 17, 1981	EF4	87 km	33.6 mi	0
Apr 30, 1978	EF4	63 km	9.3 mi	0
Apr 17, 1976	EF4	96 km	32.9 mi	0
May 24, 1973	EF4	58 km	13.3 mi	2
Apr 19, 1972	EF4	75 km	28.2 mi	5
Oct 5, 1970	EF4	59 km	25.0 mi	4
May 4, 1960	EF4	64 km	8.0 mi	0

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

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: LOCO-HEALDTON (56,584 acres, 2009).

Year	Name	Acres Burned	Distance
2009	LOCO-HEALDTON	56,584	83 km
1991	ARBUCKLE	29,823	81 km
2021	WINDMILL	28,410	76 km
2009	RATCLIFF CITY-TATUMS	23,099	63 km
2005	UNNAMED	15,416	71 km
2006	RATLIFF CITY	12,435	71 km
2000	UNNAMED	9,943	78 km
2000	UNNAMED	7,962	99 km
2006	BIA EMPIRE	7,544	81 km
2005	SHERWOOD	7,473	86 km
1988	UNNAMED	7,228	83 km
2012	NOBLE	7,037	27 km
2006	BIALOCO	6,843	84 km
2005	MISSION	6,735	77 km
2006	PRAGUE	6,431	98 km
2006	VELMA	6,364	63 km
2009	LINDSAY	6,195	19 km
1996	TURNPIKE MVD	5,912	81 km
2005	ANTIOCH	5,513	42 km
2012	NINNEKAH	5,438	38 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	39°F (4°C)	1.3 in	Coldest, Driest
February	43°F (6°C)	1.9 in
March	52°F (11°C)	3.0 in
April	61°F (16°C)	3.4 in
May	69°F (21°C)	5.4 in	Wettest
June	77°F (25°C)	4.2 in
July	82°F (28°C)	2.6 in	Warmest
August	81°F (27°C)	2.6 in
September	74°F (23°C)	4.3 in
October	63°F (17°C)	3.7 in
November	50°F (10°C)	2.5 in
December	41°F (5°C)	1.7 in

Washington has a seasonal temperature swing of 43°F / from 39°F in January to 82°F in July. Total annual precipitation is 36.6 inches, with May being the wettest month (5.4") and January the driest (1.3").

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