Weather & Climate in Wynona, OK

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

Wynona enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 37°F in January while summers reach 82°F in July. The area gets 305 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 45.3 inches. Air quality is rated Good with a median AQI of 45. The city sits at an elevation of 901 feet.

Temperature

37°F Jan (3°C) 82°F Jul (28°C)

Annual Average	59.9°F
	11% above US avg
January Average	37°F (3°C)
July Average	82°F (28°C)
Sunny Days	305 days/yr

Geography

Elevation	901 ft (275 m)
Area	0.5 sq mi (1.4 km²)
Population Density	531/sq mi
Coordinates	36.5458°N, 96.3264°W
Timezone	America/Chicago
County	Osage County County
Nearest Airport	Tulsa International (TUL) 34 miles away

Precipitation & Snow

Annual Rainfall 45.3"

19% above US avg

Wettest Month (May) 5.12"

Driest Month (Jan) 1.42"

Air Quality

AQI Median	45.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	78.1 / 100
Social Vulnerability	80.9 / 100
Community Resilience	35.9 / 100

Hazard Breakdown

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

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

Earthquake History

4,920 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.8.

Sep 3, 2016	14 km NW of Pawnee, Oklahoma	M5.8	56 km	6 km
Feb 3, 2024	8 km NW of Prague, Oklahoma	M5.1	119 km	3 km
Apr 9, 2018	8 km NNE of Marshall, Oklahoma	M4.6	117 km	5 km
Apr 7, 2018	5 km WNW of Lucien, Oklahoma	M4.6	110 km	6 km
Jan 31, 2022	7 km NW of Medford, Oklahoma	M4.5	135 km	8 km
Dec 7, 2013	8 km SW of Arcadia, Oklahoma	M4.5	141 km	8 km
Jul 27, 2015	4 km NNE of Crescent, Oklahoma	M4.5	128 km	5 km
Apr 16, 2013	Oklahoma	M4.4	118 km	6 km
May 17, 2019	8 km E of Pond Creek, Oklahoma	M4.4	124 km	5 km
Aug 19, 2014	12 km SSW of Guthrie, Oklahoma	M4.4	134 km	5 km
Sep 8, 2017	9 km ESE of Jefferson, Oklahoma	M4.3	122 km	6 km
Jun 17, 2015	6 km ESE of Covington, Oklahoma	M4.3	111 km	6 km
Jun 16, 2014	7 km NNE of Lake Aluma, Oklahoma	M4.3	143 km	5 km
Jan 13, 2024	6 km W of Arcadia, Oklahoma	M4.3	137 km	7 km
Jul 17, 2016	5 km W of Lucien, Oklahoma	M4.2	110 km	5 km
Mar 29, 2016	4 km NNE of Crescent, Oklahoma	M4.2	128 km	5 km
Mar 30, 2014	2 km S of Marshall, Oklahoma	M4.2	126 km	5 km
Mar 5, 2018	5 km NNW of Breckinridge, Oklahoma	M4.2	127 km	8 km
Jan 1, 2016	6 km ENE of Edmond, Oklahoma	M4.2	138 km	6 km
Jan 26, 2015	5 km NNE of Medford, Oklahoma	M4.2	127 km	7 km

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

Tornado History

801 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 148 fatalities, 1,644 injuries.

Date	Rating	Distance	Path	Fatalities
May 25, 1955	EF5	82 km	56.4 mi	80
May 25, 1955	EF5	87 km	28.4 mi	20
May 6, 2024	EF4	24 km	40.8 mi	2
Apr 24, 1993	EF4	63 km	5.5 mi	7
Apr 26, 1991	EF4	94 km	25.0 mi	1
Apr 26, 1991	EF4	45 km	32.0 mi	1
Apr 26, 1991	EF4	55 km	4.0 mi	0
Apr 29, 1984	EF4	68 km	27.0 mi	1
Apr 26, 1984	EF4	57 km	22.0 mi	3
Jun 8, 1974	EF4	72 km	29.0 mi	14
Apr 2, 1956	EF4	65 km	108.3 mi	2
May 25, 2024	EF3	57 km	23.9 mi	2
May 29, 2004	EF3	83 km	7.5 mi	0
May 8, 2003	EF3	35 km	45.0 mi	0
Jun 8, 1993	EF3	74 km	11.5 mi	0
Apr 24, 1993	EF3	65 km	8.0 mi	0
Jul 2, 1992	EF3	47 km	4.0 mi	0
Mar 26, 1991	EF3	87 km	15.0 mi	0
May 15, 1990	EF3	88 km	7.0 mi	1
Mar 15, 1982	EF3	68 km	6.0 mi	1

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

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: FREEDOM HILL (57,116 acres, 2012).

Year	Name	Acres Burned	Distance
2012	FREEDOM HILL	57,116	56 km
2014	UNNAMED	51,112	57 km
2014	UNNAMED	36,112	23 km
2014	UNNAMED	32,901	33 km
2018	DRUMB	30,422	9 km
2021	CANDY CREEK	23,167	24 km
2015	UNNAMED	20,347	47 km
2004	UNNAMED	19,648	48 km
2014	RESERVE	19,016	18 km
2018	WEST 60	18,715	31 km
2015	WOLF CREEK	18,077	59 km
2014	UNNAMED	17,075	39 km
2023	HWY 123	14,980	27 km
2016	BAR-DEW LAKE	14,806	41 km
2014	SPIDER	14,587	12 km
2014	UNNAMED	14,119	32 km
2023	NORTH DRUM	11,618	9 km
2023	ZINK	11,332	29 km
2017	MILSAP	10,879	24 km
2021	HUGHES	10,477	26 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	37°F (3°C)	1.4 in	Coldest, Driest
February	40°F (5°C)	1.9 in
March	50°F (10°C)	3.5 in
April	60°F (15°C)	4.0 in
May	68°F (20°C)	5.1 in	Wettest
June	76°F (25°C)	4.5 in
July	82°F (28°C)	3.2 in	Warmest
August	80°F (27°C)	3.2 in
September	72°F (22°C)	4.9 in
October	61°F (16°C)	3.4 in
November	48°F (9°C)	3.0 in
December	38°F (3°C)	1.9 in

Wynona has a seasonal temperature swing of 45°F / from 37°F in January to 82°F in July. Total annual precipitation is 40.3 inches, with May being the wettest month (5.1") and January the driest (1.4").

View full profile of Wynona, OK →