Weather & Climate in Henryetta, OK

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

Henryetta enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 38°F in January while summers reach 82°F in July. The area gets 318 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Air quality is rated Good with a median AQI of 45. The city sits at an elevation of 739 feet.

Temperature

38°F Jan (3°C) 82°F Jul (28°C)

Annual Average	60.0°F
	11% above US avg
January Average	38°F (3°C)
July Average	82°F (28°C)
Sunny Days	318 days/yr

Geography

Elevation	739 ft (225 m)
Area	6.9 sq mi (17.7 km²)
Population Density	822/sq mi
Coordinates	35.4417°N, 95.9864°W
Timezone	America/Chicago
County	Okmulgee County County
Nearest Airport	Okmulgee Regional/Paul And Betty Abbott Field (OKM) 18 miles away

Precipitation & Snow

Wettest Month (May) 5.75"

Driest Month (Jan) 1.65"

Air Quality

AQI Median	45.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	74.6 / 100
Social Vulnerability	82.1 / 100
Community Resilience	28.3 / 100

Hazard Breakdown

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

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

Earthquake History

2,885 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	138 km	6 km
Feb 3, 2024	8 km NW of Prague, Oklahoma	M5.1	71 km	3 km
Dec 7, 2013	8 km SW of Arcadia, Oklahoma	M4.5	128 km	8 km
Sep 6, 1997	6 km N of Tupelo, Oklahoma	M4.5	96 km	5 km
Aug 19, 2014	12 km SSW of Guthrie, Oklahoma	M4.4	139 km	5 km
Apr 16, 2013	Oklahoma	M4.4	103 km	6 km
Jun 16, 2014	7 km NNE of Lake Aluma, Oklahoma	M4.3	129 km	5 km
Jan 13, 2024	6 km W of Arcadia, Oklahoma	M4.3	130 km	7 km
Apr 7, 2016	1 km E of Luther, Oklahoma	M4.2	110 km	6 km
Jul 14, 2017	10 km WSW of Shamrock, Oklahoma	M4.2	78 km	7 km
Apr 16, 2013	3 km WSW of Wellston, Oklahoma	M4.2	104 km	7 km
Jan 27, 2015	3 km SE of Perry, Oklahoma	M4.2	147 km	3 km
Apr 7, 2014	6 km NNW of Meridian, Oklahoma	M4.2	127 km	5 km
Apr 19, 2015	6 km W of Langston, Oklahoma	M4.2	134 km	3 km
Jan 1, 2016	6 km ENE of Edmond, Oklahoma	M4.2	131 km	6 km
Aug 3, 2017	6 km ENE of Edmond, Oklahoma	M4.2	131 km	5 km
Feb 9, 2014	6 km SSW of Langston, Oklahoma	M4.1	128 km	5 km
Feb 27, 2010	8 km SE of Sparks, Oklahoma	M4.1	70 km	5 km
Jan 13, 2024	6 km ENE of Edmond, Oklahoma	M4.1	131 km	7 km
Jun 18, 2014	7 km NE of Lake Aluma, Oklahoma	M4.1	128 km	5 km

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

Tornado History

856 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 101 fatalities, 1,588 injuries.

Date	Rating	Distance	Path	Fatalities
May 5, 1960	EF5	87 km	71.8 mi	5
Apr 24, 1993	EF4	80 km	5.5 mi	7
May 11, 1992	EF4	77 km	10.0 mi	0
Apr 26, 1991	EF4	94 km	32.0 mi	1
Apr 29, 1984	EF4	73 km	27.0 mi	1
Apr 26, 1984	EF4	90 km	22.0 mi	3
May 17, 1981	EF4	57 km	33.6 mi	0
Jun 8, 1974	EF4	82 km	29.0 mi	14
May 26, 1973	EF4	62 km	3.6 mi	5
Oct 5, 1970	EF4	86 km	25.0 mi	4
May 5, 1960	EF4	88 km	62.4 mi	16
May 4, 1960	EF4	92 km	8.0 mi	0
Apr 28, 1950	EF4	55 km	4.5 mi	5
May 25, 2024	EF3	98 km	23.9 mi	2
Apr 27, 2024	EF3	64 km	27.9 mi	2
May 10, 2010	EF3	93 km	37.2 mi	0
May 29, 2004	EF3	70 km	7.5 mi	0
Jun 1, 1999	EF3	42 km	4.5 mi	0
Jun 1, 1999	EF3	89 km	2.0 mi	2
May 3, 1999	EF3	77 km	16.0 mi	0

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	77 km
2004	UNNAMED	27,091	36 km
2011	HOG TRAP	22,895	39 km
2009	BURNT TRUST	22,578	30 km
2007	UNNAMED	18,089	82 km
2011	UNNAMED	17,973	95 km
1991	UNNAMED	16,700	37 km
2005	CABINESS	14,646	48 km
2004	UNNAMED	14,138	17 km
2009	40 ACRE TURNAROUND	13,985	87 km
2016	PHAROAH	13,579	14 km
2004	UNNAMED	12,163	100 km
2004	UNNAMED	12,086	78 km
2011	UNNAMED	11,348	45 km
2023	ZINK	11,332	99 km
2011	UNNAMED	10,205	74 km
2016	MAKER	9,940	98 km
2005	WEWOKA CREEK	9,921	50 km
1996	UNNAMED	9,481	36 km
2011	TI VALLEY	9,205	89 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	38°F (3°C)	1.7 in	Coldest, Driest
February	43°F (6°C)	2.2 in
March	52°F (11°C)	3.8 in
April	61°F (16°C)	4.1 in
May	68°F (20°C)	5.8 in	Wettest
June	76°F (25°C)	4.3 in
July	82°F (28°C)	2.9 in	Warmest
August	81°F (27°C)	2.6 in
September	73°F (23°C)	4.7 in
October	63°F (17°C)	4.1 in
November	50°F (10°C)	3.5 in
December	41°F (5°C)	2.4 in

Henryetta has a seasonal temperature swing of 44°F / from 38°F in January to 82°F in July. Total annual precipitation is 41.9 inches, with May being the wettest month (5.8") and January the driest (1.7").

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