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Monthly climate in Geary, Oklahoma, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Geary features a humid subtropical climate (Cfa).Temperatures typically range between 3 °C (38 °F) and 28 °C (83 °F) through the year, but rarely can drop to -23 °C (-10 °F) or can rise to as high as 43 °C (109 °F).The average annual precipitation amounts to about 790 mm (31.1 inches) and receives 80 rainy days on the 1 mm (0.04 inches) threshold annually.Geary enjoys an average of 3341 hours of sunshine throughout the year, and daylight varies from 9 hours 46 minutes to 14 hours 30 minutes per day.

Monthly average temperatures in Geary, Oklahoma, United States §

The warmest months in Geary 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 3 to 6 °C (38 - 43 °F) throughout the day. On average each year, Geary experiences 144 days above 25 °C (77.0 °F) and 59 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Geary, 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)		 32°C
(89°F)		 34°C
(93°F)		 34°C
(94°F)		 36°C
(98°F)		 38°C
(102°F)		 43°C
(109°F)		 40°C
(104°F)		 38°C
(100°F)		 35°C
(96°F)		 27°C
(82°F)		 27°C
(81°F)
Mean maximum 21°C
(69°F)		 25°C
(77°F)		 29°C
(84°F)		 31°C
(89°F)		 34°C
(93°F)		 36°C
(97°F)		 39°C
(103°F)		 38°C
(101°F)		 36°C
(97°F)		 33°C
(91°F)		 25°C
(77°F)		 22°C
(72°F)
Average high 10°C
(50°F)		 11°C
(52°F)		 18°C
(65°F)		 22°C
(72°F)		 26°C
(80°F)		 32°C
(90°F)		 34°C
(94°F)		 33°C
(92°F)		 30°C
(86°F)		 23°C
(73°F)		 16°C
(62°F)		 13°C
(55°F)
Daily mean 3°C
(38°F)		 4°C
(40°F)		 12°C
(53°F)		 15°C
(59°F)		 21°C
(69°F)		 26°C
(79°F)		 28°C
(83°F)		 27°C
(81°F)		 24°C
(75°F)		 16°C
(61°F)		 9°C
(49°F)		 6°C
(43°F)
Average low -2°C
(29°F)		 -2°C
(30°F)		 6°C
(42°F)		 9°C
(48°F)		 15°C
(60°F)		 21°C
(69°F)		 23°C
(73°F)		 22°C
(71°F)		 18°C
(65°F)		 10°C
(51°F)		 4°C
(39°F)		 1°C
(33°F)
Mean minimum -12°C
(11°F)		 -13°C
(9°F)		 -5°C
(24°F)		 -1°C
(31°F)		 7°C
(45°F)		 17°C
(62°F)		 19°C
(66°F)		 17°C
(63°F)		 11°C
(52°F)		 -1°C
(31°F)		 -5°C
(24°F)		 -8°C
(18°F)
Minimum -16°C
(3°F)		 -23°C
(-10°F)		 -12°C
(10°F)		 -5°C
(22°F)		 5°C
(41°F)		 14°C
(57°F)		 16°C
(62°F)		 15°C
(59°F)		 7°C
(45°F)		 -3°C
(27°F)		 -10°C
(14°F)		 -10°C
(14°F)

Compare climate in Geary with other places

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

Monthly average precipitation in Geary, Oklahoma, United States §

Geary usually has the most precipitation in April, May and June, with an average of 9 rainy days and 109 mm (4.3 inches) of precipitation per month.The driest months in Geary are February, November and December. On average, 29 mm (1.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Geary, 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) 38 (1.5) 33 (1.3) 75 (3.0) 94 (3.7) 134 (5.3) 100 (3.9) 60 (2.3) 59 (2.3) 65 (2.6) 79 (3.1) 25 (1.0) 29 (1.1)
Average precipitation days (≥ 1 mm) 4 6 8 8 12 7 7 6 6 8 5 3

Monthly sunshine hours in Geary, Oklahoma, United States §

The sunniest months in Geary are June, July and August, when the sun shines an average of 11 hours 26 minutes a day.Least sunny months in Geary: January, February and December receive an average of 7 hours 6 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Geary, 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 191 213 260 272 306 344 373 334 291 267 244 241
Mean daily daylight hours 10h 2m 10h 53m 11h 59m 13h 6m 14h 3m 14h 30m 14h 15m 13h 25m 12h 21m 11h 14m 10h 15m 9h 46m

Solar UV radiation in Geary, Oklahoma, United States §

Geary experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 11 - 12, which corresponds to the 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 Geary UV Index data.

Average daily maximum UV levels by month for Geary, 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 8 10 11 11 12 11 10 7 5 3