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Monthly climate in Plains, Texas, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Plains features a cold semi-arid climate (BSk).Temperatures typically range between 5 °C (42 °F) and 27 °C (81 °F) through the year, but rarely can drop to -18 °C (-1 °F) or can rise to as high as 42 °C (109 °F).The average annual precipitation amounts to about 349 mm (13.7 inches) and receives 48 rainy days on the 1 mm (0.04 inches) threshold annually.Plains enjoys an average of 3535 hours of sunshine throughout the year, and daylight varies from 9 hours 58 minutes to 14 hours 17 minutes per day.

Monthly average temperatures in Plains, Texas, United States §

The warmest months in Plains are June, July and August, with daily mean temperatures ranging from 26 to 27 °C (79 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 7 °C (42 - 45 °F) throughout the day. On average each year, Plains experiences 167 days above 25 °C (77.0 °F) and 62 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Plains, Texas, 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
(79°F)		 32°C
(89°F)		 33°C
(92°F)		 35°C
(95°F)		 40°C
(104°F)		 42°C
(109°F)		 42°C
(108°F)		 42°C
(108°F)		 38°C
(100°F)		 35°C
(96°F)		 30°C
(86°F)		 26°C
(78°F)
Mean maximum 23°C
(74°F)		 26°C
(80°F)		 31°C
(87°F)		 33°C
(93°F)		 37°C
(99°F)		 39°C
(103°F)		 38°C
(101°F)		 38°C
(100°F)		 36°C
(97°F)		 33°C
(92°F)		 28°C
(83°F)		 23°C
(74°F)
Average high 13°C
(56°F)		 16°C
(60°F)		 21°C
(70°F)		 25°C
(77°F)		 30°C
(86°F)		 34°C
(93°F)		 34°C
(93°F)		 33°C
(92°F)		 30°C
(86°F)		 24°C
(75°F)		 19°C
(66°F)		 15°C
(59°F)
Daily mean 5°C
(42°F)		 7°C
(45°F)		 13°C
(55°F)		 17°C
(62°F)		 22°C
(72°F)		 26°C
(79°F)		 27°C
(81°F)		 27°C
(80°F)		 23°C
(74°F)		 16°C
(62°F)		 11°C
(51°F)		 7°C
(45°F)
Average low -1°C
(30°F)		 -0°C
(32°F)		 5°C
(41°F)		 8°C
(47°F)		 14°C
(58°F)		 19°C
(66°F)		 20°C
(69°F)		 20°C
(68°F)		 16°C
(61°F)		 9°C
(49°F)		 3°C
(38°F)		 0°C
(33°F)
Mean minimum -11°C
(13°F)		 -11°C
(13°F)		 -4°C
(25°F)		 -0°C
(32°F)		 7°C
(44°F)		 14°C
(58°F)		 17°C
(63°F)		 16°C
(60°F)		 9°C
(49°F)		 -2°C
(28°F)		 -5°C
(23°F)		 -7°C
(20°F)
Minimum -14°C
(6°F)		 -18°C
(-1°F)		 -9°C
(16°F)		 -1°C
(30°F)		 2°C
(36°F)		 9°C
(49°F)		 15°C
(60°F)		 13°C
(56°F)		 2°C
(37°F)		 -6°C
(21°F)		 -9°C
(16°F)		 -8°C
(17°F)

Compare climate in Plains with other places

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

Monthly average precipitation in Plains, Texas, United States §

Plains usually has the most precipitation in June, September and October, with an average of 6 rainy days and 45 mm (1.8 inches) of precipitation per month.The driest months in Plains are February, April and December. On average, 13 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Plains, Texas, 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) 18 (0.7) 11 (0.4) 34 (1.3) 17 (0.7) 41 (1.6) 46 (1.8) 24 (0.9) 39 (1.5) 44 (1.7) 46 (1.8) 18 (0.7) 11 (0.4)
Average precipitation days (≥ 1 mm) 2 2 4 2 6 5 4 7 7 6 2 1

Monthly sunshine hours in Plains, Texas, United States §

The sunniest months in Plains are May, June and July, when the sun shines an average of 11 hours 41 minutes a day.Least sunny months in Plains: January, February and November receive an average of 7 hours 40 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Plains, Texas, 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 202 237 276 313 349 355 370 345 296 277 249 259
Mean daily daylight hours 10h 13m 11h 0m 11h 59m 13h 1m 13h 52m 14h 17m 14h 4m 13h 18m 12h 19m 11h 18m 10h 25m 9h 58m

Solar UV radiation in Plains, Texas, United States §

Plains experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 12 - 12, which corresponds to the Extreme category of sun exposure.January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Plains UV Index data.

Average daily maximum UV levels by month for Plains, Texas, 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) 5 7 9 11 12 12 12 12 10 8 6 4