nomadseason

Monthly climate in Chewelah, Washington, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Chewelah features a humid continental climate (Dsb).Temperatures typically range between -3 °C (27 °F) and 22 °C (73 °F) through the year, but rarely can drop to -26 °C (-14 °F) or can rise to as high as 42 °C (108 °F).The average annual precipitation amounts to about 640 mm (25.2 inches) and receives 111 rainy days on the 1 mm (0.04 inches) threshold annually.Chewelah enjoys an average of 2943 hours of sunshine throughout the year, and daylight varies from 8 hours 23 minutes to 16 hours 0 minutes per day.

Monthly average temperatures in Chewelah, Washington, United States §

The warmest months in Chewelah are June, July and August, with daily mean temperatures ranging from 18 to 22 °C (64 - 73 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -3 to -2 °C (27 - 29 °F) throughout the day. On average each year, Chewelah experiences 62 days above 25 °C (77.0 °F) and 133 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Chewelah, Washington, 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 8°C
(46°F)		 12°C
(55°F)		 18°C
(65°F)		 26°C
(79°F)		 29°C
(85°F)		 42°C
(108°F)		 41°C
(106°F)		 39°C
(102°F)		 33°C
(92°F)		 25°C
(78°F)		 14°C
(58°F)		 15°C
(59°F)
Mean maximum 6°C
(43°F)		 7°C
(45°F)		 14°C
(58°F)		 20°C
(69°F)		 27°C
(81°F)		 31°C
(88°F)		 36°C
(98°F)		 37°C
(99°F)		 30°C
(87°F)		 19°C
(67°F)		 12°C
(55°F)		 8°C
(46°F)
Average high 0°C
(32°F)		 1°C
(34°F)		 7°C
(46°F)		 12°C
(54°F)		 19°C
(66°F)		 24°C
(75°F)		 29°C
(85°F)		 29°C
(84°F)		 21°C
(71°F)		 12°C
(54°F)		 5°C
(41°F)		 0°C
(33°F)
Daily mean -3°C
(28°F)		 -3°C
(27°F)		 2°C
(37°F)		 7°C
(45°F)		 13°C
(56°F)		 18°C
(64°F)		 22°C
(73°F)		 22°C
(71°F)		 15°C
(60°F)		 7°C
(45°F)		 2°C
(35°F)		 -2°C
(29°F)
Average low -5°C
(22°F)		 -7°C
(20°F)		 -2°C
(28°F)		 2°C
(35°F)		 7°C
(45°F)		 11°C
(52°F)		 14°C
(58°F)		 14°C
(57°F)		 9°C
(49°F)		 2°C
(36°F)		 -1°C
(30°F)		 -5°C
(24°F)
Mean minimum -18°C
(-0°F)		 -17°C
(2°F)		 -11°C
(12°F)		 -4°C
(25°F)		 1°C
(34°F)		 5°C
(42°F)		 9°C
(49°F)		 9°C
(48°F)		 3°C
(38°F)		 -6°C
(22°F)		 -8°C
(18°F)		 -14°C
(6°F)
Minimum -24°C
(-12°F)		 -26°C
(-14°F)		 -19°C
(-2°F)		 -5°C
(23°F)		 -2°C
(30°F)		 4°C
(39°F)		 8°C
(46°F)		 6°C
(44°F)		 0°C
(33°F)		 -12°C
(10°F)		 -10°C
(13°F)		 -25°C
(-12°F)

Compare climate in Chewelah with other places

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

Monthly average precipitation in Chewelah, Washington, United States §

Chewelah usually has the most precipitation in January, November and December, with an average of 12 rainy days and 78 mm (3.1 inches) of precipitation per month.The driest months in Chewelah are June, July and August. On average, 20 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Chewelah, Washington, 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) 84 (3.3) 62 (2.5) 64 (2.5) 65 (2.6) 58 (2.3) 33 (1.3) 7 (0.3) 21 (0.8) 37 (1.5) 59 (2.3) 71 (2.8) 80 (3.1)
Average precipitation days (≥ 1 mm) 12 12 13 12 9 7 2 3 6 9 13 13

Monthly sunshine hours in Chewelah, Washington, United States §

The sunniest months in Chewelah are June, July and August, when the sun shines an average of 12 hours 19 minutes a day.Least sunny months in Chewelah: January, November and December receive an average of 3 hours 31 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Chewelah, Washington, 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 88 154 217 269 335 362 414 355 281 226 130 106
Mean daily daylight hours 8h 50m 10h 13m 11h 57m 13h 43m 15h 14m 16h 0m 15h 34m 14h 12m 12h 30m 10h 45m 9h 11m 8h 23m

Solar UV radiation in Chewelah, Washington, United States §

Chewelah experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High category of sun exposure.January, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Chewelah UV Index data.

Average daily maximum UV levels by month for Chewelah, Washington, 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) 2 3 5 6 8 9 9 8 7 4 3 2