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Monthly climate in Kellyville, Oklahoma, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Kellyville features a humid subtropical climate (Cfa).Temperatures typically range between 4 °C (39 °F) and 28 °C (83 °F) through the year, but rarely can drop to -25 °C (-12 °F) or can rise to as high as 42 °C (108 °F).The average annual precipitation amounts to about 1175 mm (46.2 inches) and receives 101 rainy days on the 1 mm (0.04 inches) threshold annually.Kellyville enjoys an average of 3166 hours of sunshine throughout the year, and daylight varies from 9 hours 44 minutes to 14 hours 32 minutes per day.

Monthly average temperatures in Kellyville, Oklahoma, United States §

The warmest months in Kellyville are June, July and August, with daily mean temperatures ranging from 26 to 28 °C (79 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 7 °C (39 - 44 °F) throughout the day. On average each year, Kellyville experiences 138 days above 25 °C (77.0 °F) and 50 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Kellyville, Oklahoma, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 24°C
(76°F)		 30°C
(86°F)		 33°C
(92°F)		 32°C
(91°F)		 34°C
(94°F)		 37°C
(98°F)		 42°C
(108°F)		 38°C
(100°F)		 37°C
(99°F)		 34°C
(94°F)		 27°C
(82°F)		 26°C
(78°F)
Mean maximum 20°C
(68°F)		 24°C
(76°F)		 27°C
(81°F)		 29°C
(85°F)		 32°C
(90°F)		 35°C
(94°F)		 38°C
(101°F)		 37°C
(99°F)		 35°C
(96°F)		 32°C
(91°F)		 25°C
(77°F)		 22°C
(73°F)
Average high 10°C
(50°F)		 11°C
(52°F)		 18°C
(65°F)		 21°C
(70°F)		 26°C
(79°F)		 31°C
(88°F)		 33°C
(92°F)		 32°C
(90°F)		 30°C
(86°F)		 23°C
(73°F)		 16°C
(62°F)		 12°C
(55°F)
Daily mean 4°C
(39°F)		 5°C
(41°F)		 12°C
(54°F)		 15°C
(59°F)		 21°C
(70°F)		 26°C
(79°F)		 28°C
(83°F)		 27°C
(81°F)		 24°C
(76°F)		 17°C
(62°F)		 10°C
(50°F)		 7°C
(44°F)
Average low -1°C
(31°F)		 -0°C
(32°F)		 7°C
(44°F)		 10°C
(50°F)		 16°C
(61°F)		 21°C
(70°F)		 23°C
(74°F)		 22°C
(72°F)		 19°C
(67°F)		 12°C
(53°F)		 5°C
(41°F)		 2°C
(36°F)
Mean minimum -11°C
(13°F)		 -12°C
(11°F)		 -4°C
(25°F)		 0°C
(33°F)		 8°C
(46°F)		 17°C
(62°F)		 19°C
(67°F)		 18°C
(64°F)		 11°C
(52°F)		 1°C
(35°F)		 -5°C
(24°F)		 -6°C
(21°F)
Minimum -16°C
(4°F)		 -25°C
(-12°F)		 -13°C
(9°F)		 -4°C
(26°F)		 6°C
(43°F)		 14°C
(57°F)		 17°C
(63°F)		 17°C
(62°F)		 8°C
(46°F)		 -1°C
(30°F)		 -10°C
(15°F)		 -8°C
(17°F)

Compare climate in Kellyville with other places

Compare temperature, precipitation, sunshine, UV index in Kellyville, Oklahoma, United States with other places around the world.

Monthly average precipitation in Kellyville, Oklahoma, United States §

Kellyville usually has the most precipitation in April, May and October, with an average of 11 rainy days and 150 mm (5.9 inches) of precipitation per month.The driest months in Kellyville are February, November and December. On average, 50 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kellyville, Oklahoma, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 72 (2.8) 64 (2.5) 104 (4.1) 150 (5.9) 169 (6.6) 98 (3.9) 95 (3.8) 116 (4.6) 90 (3.6) 131 (5.2) 45 (1.8) 40 (1.6)
Average precipitation days (≥ 1 mm) 6 8 10 9 13 7 8 11 7 11 6 5

Monthly sunshine hours in Kellyville, Oklahoma, United States §

The sunniest months in Kellyville are June, July and August, when the sun shines an average of 11 hours 8 minutes a day.Least sunny months in Kellyville: January, February and December receive an average of 6 hours 26 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kellyville, Oklahoma, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 172 184 239 255 288 337 361 325 285 254 232 229
Mean daily daylight hours 10h 1m 10h 53m 11h 59m 13h 7m 14h 4m 14h 32m 14h 17m 13h 26m 12h 21m 11h 13m 10h 14m 9h 44m

Solar UV radiation in Kellyville, Oklahoma, United States §

Kellyville experiences the highest level of ultraviolet (UV) radiation in April, June and July, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme category of sun exposure.January, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Kellyville UV Index data.

Average daily maximum UV levels by month for Kellyville, Oklahoma, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 4 6 7 10 10 11 11 10 9 7 5 3