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Monthly climate in Okay, Oklahoma, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Okay features a humid subtropical climate (Cfa).Temperatures typically range between 4 °C (40 °F) and 28 °C (83 °F) through the year, but rarely can drop to -22 °C (-6 °F) or can rise to as high as 42 °C (107 °F).The average annual precipitation amounts to about 1302 mm (51.3 inches) and receives 109 rainy days on the 1 mm (0.04 inches) threshold annually.Okay enjoys an average of 3089 hours of sunshine throughout the year, and daylight varies from 9 hours 45 minutes to 14 hours 32 minutes per day.

Monthly average temperatures in Okay, Oklahoma, United States §

The warmest months in Okay 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 8 °C (40 - 46 °F) throughout the day. On average each year, Okay experiences 137 days above 25 °C (77.0 °F) and 43 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Okay, 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)		 29°C
(84°F)		 33°C
(92°F)		 33°C
(92°F)		 34°C
(94°F)		 37°C
(98°F)		 42°C
(107°F)		 38°C
(100°F)		 37°C
(99°F)		 33°C
(92°F)		 29°C
(84°F)		 24°C
(76°F)
Mean maximum 20°C
(69°F)		 23°C
(74°F)		 27°C
(81°F)		 29°C
(85°F)		 32°C
(90°F)		 34°C
(94°F)		 37°C
(100°F)		 36°C
(97°F)		 35°C
(96°F)		 32°C
(90°F)		 25°C
(77°F)		 23°C
(73°F)
Average high 10°C
(50°F)		 11°C
(53°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)		 17°C
(62°F)		 13°C
(55°F)
Daily mean 4°C
(40°F)		 6°C
(43°F)		 12°C
(54°F)		 15°C
(60°F)		 21°C
(70°F)		 26°C
(79°F)		 28°C
(83°F)		 27°C
(81°F)		 25°C
(77°F)		 17°C
(63°F)		 11°C
(51°F)		 8°C
(46°F)
Average low -0°C
(32°F)		 1°C
(34°F)		 7°C
(45°F)		 10°C
(51°F)		 16°C
(62°F)		 21°C
(71°F)		 23°C
(75°F)		 22°C
(73°F)		 20°C
(68°F)		 12°C
(54°F)		 5°C
(42°F)		 3°C
(38°F)
Mean minimum -10°C
(15°F)		 -10°C
(15°F)		 -3°C
(27°F)		 1°C
(34°F)		 9°C
(48°F)		 17°C
(63°F)		 20°C
(68°F)		 18°C
(65°F)		 12°C
(53°F)		 3°C
(37°F)		 -3°C
(27°F)		 -4°C
(24°F)
Minimum -16°C
(4°F)		 -22°C
(-6°F)		 -11°C
(12°F)		 -2°C
(28°F)		 6°C
(44°F)		 14°C
(58°F)		 18°C
(64°F)		 16°C
(62°F)		 9°C
(48°F)		 -0°C
(31°F)		 -8°C
(17°F)		 -7°C
(21°F)

Compare climate in Okay with other places

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

Monthly average precipitation in Okay, Oklahoma, United States §

Okay usually has the most precipitation in April, May and October, with an average of 11 rainy days and 169 mm (6.6 inches) of precipitation per month.The driest months in Okay are June, November and December. On average, 70 mm (2.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Okay, 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) 86 (3.4) 92 (3.6) 124 (4.9) 155 (6.1) 213 (8.4) 75 (2.9) 92 (3.6) 111 (4.4) 80 (3.1) 139 (5.5) 61 (2.4) 75 (3.0)
Average precipitation days (≥ 1 mm) 7 10 12 10 12 9 8 11 5 11 7 7

Monthly sunshine hours in Okay, Oklahoma, United States §

The sunniest months in Okay are June, July and August, when the sun shines an average of 10 hours 54 minutes a day.Least sunny months in Okay: January, February and December receive an average of 6 hours 9 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Okay, 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 162 174 223 247 285 331 352 319 291 251 226 222
Mean daily daylight hours 10h 1m 10h 53m 11h 59m 13h 7m 14h 4m 14h 32m 14h 16m 13h 26m 12h 21m 11h 13m 10h 14m 9h 45m

Solar UV radiation in Okay, Oklahoma, United States §

Okay 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 Okay UV Index data.

Average daily maximum UV levels by month for Okay, 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