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Monthly climate in Hollis, Oklahoma, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Hollis features a cold semi-arid climate (BSk).Temperatures typically range between 5 °C (40 °F) and 29 °C (84 °F) through the year, but rarely can drop to -20 °C (-3 °F) or can rise to as high as 43 °C (110 °F).The average annual precipitation amounts to about 587 mm (23.1 inches) and receives 65 rainy days on the 1 mm (0.04 inches) threshold annually.Hollis enjoys an average of 3406 hours of sunshine throughout the year, and daylight varies from 9 hours 51 minutes to 14 hours 25 minutes per day.

Monthly average temperatures in Hollis, Oklahoma, United States §

The warmest months in Hollis are June, July and August, with daily mean temperatures ranging from 27 to 29 °C (80 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 7 °C (40 - 45 °F) throughout the day. On average each year, Hollis experiences 159 days above 25 °C (77.0 °F) and 55 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Hollis, 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 26°C
(80°F)		 33°C
(91°F)		 34°C
(94°F)		 37°C
(98°F)		 39°C
(103°F)		 39°C
(103°F)		 43°C
(110°F)		 42°C
(107°F)		 38°C
(101°F)		 38°C
(100°F)		 31°C
(89°F)		 30°C
(86°F)
Mean maximum 23°C
(73°F)		 27°C
(81°F)		 31°C
(88°F)		 34°C
(93°F)		 36°C
(98°F)		 38°C
(100°F)		 40°C
(104°F)		 39°C
(103°F)		 37°C
(98°F)		 34°C
(94°F)		 28°C
(83°F)		 24°C
(76°F)
Average high 12°C
(54°F)		 13°C
(56°F)		 20°C
(68°F)		 24°C
(75°F)		 28°C
(83°F)		 33°C
(91°F)		 35°C
(95°F)		 34°C
(94°F)		 31°C
(87°F)		 24°C
(75°F)		 18°C
(65°F)		 14°C
(58°F)
Daily mean 5°C
(40°F)		 5°C
(42°F)		 12°C
(54°F)		 16°C
(61°F)		 22°C
(71°F)		 27°C
(80°F)		 29°C
(84°F)		 28°C
(82°F)		 24°C
(76°F)		 17°C
(62°F)		 10°C
(51°F)		 7°C
(45°F)
Average low -2°C
(30°F)		 -1°C
(30°F)		 6°C
(42°F)		 9°C
(49°F)		 15°C
(60°F)		 20°C
(69°F)		 22°C
(73°F)		 22°C
(72°F)		 18°C
(65°F)		 10°C
(51°F)		 4°C
(40°F)		 1°C
(33°F)
Mean minimum -10°C
(14°F)		 -11°C
(13°F)		 -4°C
(26°F)		 0°C
(32°F)		 7°C
(44°F)		 16°C
(62°F)		 18°C
(65°F)		 17°C
(64°F)		 11°C
(52°F)		 -0°C
(32°F)		 -4°C
(25°F)		 -7°C
(19°F)
Minimum -15°C
(6°F)		 -20°C
(-3°F)		 -10°C
(15°F)		 -4°C
(25°F)		 3°C
(38°F)		 12°C
(53°F)		 16°C
(61°F)		 15°C
(60°F)		 7°C
(45°F)		 -3°C
(26°F)		 -9°C
(15°F)		 -8°C
(17°F)

Compare climate in Hollis with other places

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

Monthly average precipitation in Hollis, Oklahoma, United States §

Hollis usually has the most precipitation in May, June and October, with an average of 7 rainy days and 85 mm (3.3 inches) of precipitation per month.The driest months in Hollis are February, November and December. On average, 20 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Hollis, 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) 28 (1.1) 19 (0.8) 62 (2.5) 49 (1.9) 104 (4.1) 79 (3.1) 30 (1.2) 33 (1.3) 72 (2.8) 73 (2.9) 17 (0.7) 23 (0.9)
Average precipitation days (≥ 1 mm) 4 3 7 5 11 6 6 6 6 6 3 2

Monthly sunshine hours in Hollis, Oklahoma, United States §

The sunniest months in Hollis are June, July and August, when the sun shines an average of 11 hours 31 minutes a day.Least sunny months in Hollis: January, February and November receive an average of 7 hours 28 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Hollis, 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 198 229 262 287 313 349 373 336 291 270 244 247
Mean daily daylight hours 10h 6m 10h 56m 11h 59m 13h 4m 13h 59m 14h 25m 14h 11m 13h 22m 12h 20m 11h 15m 10h 19m 9h 51m

Solar UV radiation in Hollis, Oklahoma, United States §

Hollis 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 Hollis UV Index data.

Average daily maximum UV levels by month for Hollis, 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 4