Weather & Climate in Hydro, OK

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

Hydro 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 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 30.1 inches (drier than the 38-inch national average). The area receives 5.7 inches of snow annually. Air quality is rated Good with a median AQI of 45. The city sits at an elevation of 1,524 feet.

Temperature

37°F Jan (3°C) 82°F Jul (28°C)

Annual Average	60.0°F
	11% above US avg
January Average	37°F (3°C)
July Average	82°F (28°C)
Sunny Days	320 days/yr

Geography

Elevation	1,524 ft (465 m)
Area	0.7 sq mi (1.7 km²)
Population Density	1,684/sq mi
Coordinates	35.5481°N, 98.5801°W
Timezone	America/Chicago
County	Blaine County County
Nearest Airport	Clinton Regional (CLK) 20 miles away

Precipitation & Snow

Annual Rainfall 30.1"

21% below US avg

Snowfall 5.7"

Wettest Month (May) 4.69"

Driest Month (Jan) 0.87"

Air Quality

AQI Median	45.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very Low
Risk Score	32.4 / 100
Social Vulnerability	49.7 / 100
Community Resilience	32.5 / 100

Hazard Breakdown

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

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

Earthquake History

4,964 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.1.

Feb 13, 2016	18 km SE of Waynoka, Oklahoma	M5.1	105 km	8 km
Jan 7, 2016	16 km SE of Waynoka, Oklahoma	M4.7	106 km	4 km
Apr 7, 2018	5 km WNW of Lucien, Oklahoma	M4.6	126 km	6 km
Apr 9, 2018	8 km NNE of Marshall, Oklahoma	M4.6	117 km	5 km
Jul 27, 2015	4 km NNE of Crescent, Oklahoma	M4.5	103 km	5 km
Dec 7, 2013	8 km SW of Arcadia, Oklahoma	M4.5	108 km	8 km
May 17, 2019	8 km E of Pond Creek, Oklahoma	M4.4	147 km	5 km
Jul 20, 2015	7 km SSE of Byron, Oklahoma	M4.4	147 km	4 km
Jan 7, 2016	16 km SE of Waynoka, Oklahoma	M4.4	105 km	7 km
Aug 19, 2014	12 km SSW of Guthrie, Oklahoma	M4.4	104 km	5 km
Jul 9, 2016	17 km SE of Waynoka, Oklahoma	M4.4	103 km	7 km
Jun 9, 2018	8 km E of Nescatunga, Oklahoma	M4.4	143 km	10 km
Jan 7, 2016	17 km SE of Waynoka, Oklahoma	M4.4	104 km	7 km
Apr 16, 2013	Oklahoma	M4.4	136 km	6 km
Jun 17, 2015	6 km ESE of Covington, Oklahoma	M4.3	126 km	6 km
Jun 16, 2014	7 km NNE of Lake Aluma, Oklahoma	M4.3	107 km	5 km
Jul 29, 2014	9 km E of Nescatunga, Oklahoma	M4.3	143 km	5 km
Jan 13, 2024	6 km W of Arcadia, Oklahoma	M4.3	108 km	7 km
Jul 8, 2016	17 km SE of Waynoka, Oklahoma	M4.2	104 km	7 km
Mar 4, 2018	4 km N of Breckinridge, Oklahoma	M4.2	128 km	8 km

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

Tornado History

849 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 101 fatalities, 1,620 injuries.

Date	Rating	Distance	Path	Fatalities
May 20, 2013	EF5	91 km	13.9 mi	24
May 24, 2011	EF5	29 km	63.1 mi	9
May 3, 1999	EF5	81 km	37.0 mi	36
May 24, 2011	EF4	82 km	33.3 mi	1
May 8, 2003	EF4	98 km	17.3 mi	0
May 3, 1999	EF4	89 km	35.0 mi	2
May 3, 1999	EF4	71 km	15.0 mi	1
May 22, 1981	EF4	32 km	16.7 mi	0
Apr 30, 1978	EF4	75 km	9.3 mi	0
Apr 17, 1976	EF4	75 km	32.9 mi	0
May 24, 1973	EF4	58 km	13.3 mi	2
Jun 10, 1967	EF4	73 km	8.7 mi	4
Jun 10, 1967	EF4	40 km	0.1 mi	0
May 25, 1962	EF4	64 km	7.2 mi	0
May 25, 2019	EF3	57 km	2.2 mi	2
May 6, 2015	EF3	83 km	10.3 mi	0
May 31, 2013	EF3	44 km	16.2 mi	8
May 24, 2011	EF3	25 km	8.6 mi	0
May 24, 2011	EF3	57 km	13.2 mi	1
May 9, 2003	EF3	100 km	17.8 mi	0

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

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: RHEA (277,949 acres, 2018).

Year	Name	Acres Burned	Distance
2018	RHEA	277,949	63 km
2009	PUTNAM	42,995	56 km
2011	FERGUSON	41,429	88 km
2009	CHESTER	34,432	89 km
2012	TOWNLEY ROAD	24,139	89 km
1996	WESTSIDE	16,723	88 km
2024	RUSH	12,239	89 km
2008	UNNAMED	10,392	97 km
2022	62 FIRE	9,804	96 km
1993	CRATER CREEK	8,963	94 km
2000	CRATERLK-L	8,876	96 km
2022	720 FIRE	8,761	54 km
1994	MT SCOTT	8,005	90 km
2000	UNNAMED	7,962	95 km
2014	CAMARGO	7,494	73 km
2015	CRATER CREEK	7,378	96 km
2008	UNNAMED	6,464	95 km
2022	115 / MEERS	6,136	81 km
2023	RX MARCY RUSH	5,998	91 km
2004	TARBONE COMPLEX	5,929	87 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	37°F (3°C)	0.9 in	Coldest, Driest
February	41°F (5°C)	1.1 in
March	50°F (10°C)	2.2 in
April	59°F (15°C)	2.5 in
May	68°F (20°C)	4.7 in	Wettest
June	77°F (25°C)	4.0 in
July	82°F (28°C)	2.1 in	Warmest
August	81°F (27°C)	2.5 in
September	73°F (23°C)	3.4 in
October	61°F (16°C)	2.6 in
November	48°F (9°C)	1.7 in
December	38°F (4°C)	1.1 in

Hydro has a seasonal temperature swing of 45°F / from 37°F in January to 82°F in July. Total annual precipitation is 28.9 inches, with May being the wettest month (4.7") and January the driest (0.9").

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