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Monthly climate in Wasco, California, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Wasco features a cold semi-arid climate (BSk).Temperatures typically range between 11 °C (52 °F) and 31 °C (89 °F) through the year, but rarely can drop to 0 °C (31 °F) or can rise to as high as 44 °C (112 °F).The average annual precipitation amounts to about 239 mm (9.4 inches) and receives 35 rainy days on the 1 mm (0.04 inches) threshold annually.Wasco enjoys an average of 3594 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 Wasco, California, United States §

The warmest months in Wasco are June, July and August, with daily mean temperatures ranging from 28 to 31 °C (83 - 89 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 11 to 12 °C (52 - 55 °F) throughout the day. On average each year, Wasco experiences 176 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Wasco, California, 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)		 29°C
(85°F)		 32°C
(89°F)		 36°C
(97°F)		 41°C
(106°F)		 44°C
(111°F)		 44°C
(111°F)		 44°C
(112°F)		 42°C
(109°F)		 36°C
(97°F)		 28°C
(83°F)		 24°C
(75°F)
Mean maximum 22°C
(71°F)		 25°C
(77°F)		 29°C
(85°F)		 34°C
(93°F)		 38°C
(100°F)		 40°C
(104°F)		 42°C
(109°F)		 42°C
(108°F)		 41°C
(106°F)		 34°C
(93°F)		 27°C
(81°F)		 22°C
(72°F)
Average high 17°C
(62°F)		 19°C
(66°F)		 21°C
(70°F)		 26°C
(79°F)		 30°C
(86°F)		 35°C
(96°F)		 39°C
(102°F)		 38°C
(101°F)		 34°C
(94°F)		 28°C
(82°F)		 21°C
(71°F)		 16°C
(62°F)
Daily mean 11°C
(52°F)		 12°C
(55°F)		 15°C
(59°F)		 19°C
(67°F)		 23°C
(73°F)		 28°C
(83°F)		 31°C
(89°F)		 31°C
(87°F)		 27°C
(81°F)		 21°C
(70°F)		 15°C
(59°F)		 11°C
(52°F)
Average low 7°C
(44°F)		 7°C
(45°F)		 10°C
(49°F)		 13°C
(55°F)		 16°C
(61°F)		 21°C
(70°F)		 24°C
(75°F)		 23°C
(75°F)		 20°C
(68°F)		 14°C
(58°F)		 9°C
(49°F)		 6°C
(44°F)
Mean minimum 1°C
(35°F)		 1°C
(35°F)		 4°C
(40°F)		 8°C
(47°F)		 11°C
(52°F)		 15°C
(59°F)		 20°C
(69°F)		 19°C
(67°F)		 14°C
(57°F)		 9°C
(48°F)		 5°C
(40°F)		 2°C
(36°F)
Minimum 0°C
(33°F)		 -0°C
(31°F)		 4°C
(39°F)		 7°C
(45°F)		 9°C
(49°F)		 13°C
(56°F)		 19°C
(67°F)		 18°C
(65°F)		 11°C
(53°F)		 6°C
(44°F)		 3°C
(37°F)		 -0°C
(31°F)

Compare climate in Wasco with other places

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

Monthly average precipitation in Wasco, California, United States §

Wasco usually has the most precipitation in February, March and December, with an average of 7 rainy days and 45 mm (1.8 inches) of precipitation per month.The driest months in Wasco are June, July and August. On average, 0 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Wasco, California, 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) 40 (1.6) 44 (1.7) 51 (2.0) 24 (1.0) 14 (0.5) 1 (0.0) 0 (0.0) 0 (0.0) 1 (0.0) 7 (0.3) 18 (0.7) 41 (1.6)
Average precipitation days (≥ 1 mm) 6 7 7 3 2 0 0 0 0 1 2 7

Monthly sunshine hours in Wasco, California, United States §

The sunniest months in Wasco are May, June and July, when the sun shines an average of 12 hours 18 minutes a day.Least sunny months in Wasco: January, February and December receive an average of 6 hours 56 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Wasco, California, 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 177 232 286 323 366 379 386 361 317 294 246 222
Mean daily daylight hours 10h 2m 10h 54m 11h 59m 13h 6m 14h 3m 14h 30m 14h 15m 13h 25m 12h 20m 11h 14m 10h 15m 9h 46m

Solar UV radiation in Wasco, California, United States §

Wasco experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 11 - 11, which corresponds to the Extreme category of sun exposure.January, February 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 Wasco UV Index data.

Average daily maximum UV levels by month for Wasco, California, 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 5 8 9 10 11 11 11 9 7 5 3