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Monthly climate in Arnett, Oklahoma, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Arnett features a cold semi-arid climate (BSk).Temperatures typically range between 2 °C (36 °F) and 27 °C (81 °F) through the year, but rarely can drop to -24 °C (-11 °F) or can rise to as high as 43 °C (110 °F).The average annual precipitation amounts to about 576 mm (22.7 inches) and receives 77 rainy days on the 1 mm (0.04 inches) threshold annually.Arnett enjoys an average of 3401 hours of sunshine throughout the year, and daylight varies from 9 hours 43 minutes to 14 hours 33 minutes per day.

Monthly average temperatures in Arnett, Oklahoma, United States §

The warmest months in Arnett are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (77 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 4 °C (36 - 40 °F) throughout the day. On average each year, Arnett experiences 137 days above 25 °C (77.0 °F) and 79 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Arnett, 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 23°C
(74°F)		 30°C
(86°F)		 32°C
(89°F)		 35°C
(95°F)		 36°C
(98°F)		 38°C
(100°F)		 43°C
(110°F)		 40°C
(104°F)		 38°C
(101°F)		 36°C
(96°F)		 28°C
(83°F)		 25°C
(78°F)
Mean maximum 19°C
(67°F)		 25°C
(77°F)		 28°C
(83°F)		 31°C
(89°F)		 33°C
(92°F)		 36°C
(97°F)		 39°C
(102°F)		 37°C
(99°F)		 36°C
(97°F)		 33°C
(91°F)		 26°C
(79°F)		 21°C
(70°F)
Average high 9°C
(49°F)		 10°C
(50°F)		 17°C
(63°F)		 21°C
(70°F)		 26°C
(78°F)		 31°C
(89°F)		 33°C
(92°F)		 32°C
(90°F)		 29°C
(85°F)		 21°C
(71°F)		 16°C
(61°F)		 12°C
(53°F)
Daily mean 2°C
(36°F)		 3°C
(37°F)		 10°C
(50°F)		 13°C
(57°F)		 19°C
(67°F)		 25°C
(77°F)		 27°C
(81°F)		 26°C
(79°F)		 23°C
(73°F)		 14°C
(58°F)		 8°C
(47°F)		 4°C
(40°F)
Average low -3°C
(26°F)		 -3°C
(26°F)		 3°C
(38°F)		 7°C
(45°F)		 13°C
(56°F)		 19°C
(66°F)		 21°C
(70°F)		 20°C
(68°F)		 17°C
(62°F)		 9°C
(48°F)		 2°C
(36°F)		 -1°C
(30°F)
Mean minimum -13°C
(9°F)		 -14°C
(8°F)		 -6°C
(21°F)		 -3°C
(27°F)		 5°C
(41°F)		 14°C
(58°F)		 17°C
(63°F)		 15°C
(60°F)		 9°C
(49°F)		 -2°C
(28°F)		 -7°C
(20°F)		 -10°C
(15°F)
Minimum -18°C
(1°F)		 -24°C
(-11°F)		 -13°C
(8°F)		 -8°C
(19°F)		 1°C
(34°F)		 11°C
(52°F)		 16°C
(60°F)		 14°C
(57°F)		 5°C
(41°F)		 -5°C
(22°F)		 -13°C
(10°F)		 -13°C
(9°F)

Compare climate in Arnett with other places

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

Monthly average precipitation in Arnett, Oklahoma, United States §

Arnett usually has the most precipitation in March, May and October, with an average of 9 rainy days and 81 mm (3.2 inches) of precipitation per month.The driest months in Arnett are February, November and December. On average, 17 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Arnett, 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) 25 (1.0) 14 (0.6) 64 (2.5) 55 (2.2) 108 (4.2) 52 (2.0) 50 (2.0) 57 (2.2) 43 (1.7) 72 (2.8) 15 (0.6) 21 (0.8)
Average precipitation days (≥ 1 mm) 4 3 8 7 12 8 8 9 6 7 3 2

Monthly sunshine hours in Arnett, Oklahoma, United States §

The sunniest months in Arnett are June, July and August, when the sun shines an average of 11 hours 29 minutes a day.Least sunny months in Arnett: January, February and December receive an average of 7 hours 22 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Arnett, 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 193 230 266 283 314 349 374 333 294 263 250 246
Mean daily daylight hours 10h 0m 10h 52m 11h 59m 13h 8m 14h 5m 14h 33m 14h 18m 13h 27m 12h 21m 11h 13m 10h 13m 9h 43m

Solar UV radiation in Arnett, Oklahoma, United States §

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

Average daily maximum UV levels by month for Arnett, 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 11 11 9 7 5 3