Monthly climate in Fairchild Air Force Base, Washington, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Fairchild Air Force Base features a humid continental climate (Dsb).Temperatures typically range between -1 °C (31 °F) and 24 °C (75 °F) through the year, but rarely can drop to -23 °C (-9 °F) or can rise to as high as 44 °C (111 °F).The average annual precipitation amounts to about 498 mm (19.6 inches) and receives 94 rainy days on the 1 mm (0.04 inches) threshold annually.Fairchild Air Force Base enjoys an average of 3026 hours of sunshine throughout the year, and daylight varies from 8 hours 29 minutes to 15 hours 53 minutes per day.

Monthly average temperatures in Fairchild Air Force Base, Washington, United States §

The warmest months in Fairchild Air Force Base are June, July and August, with daily mean temperatures ranging from 19 to 24 °C (67 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 0 °C (31 - 32 °F) throughout the day. On average each year, Fairchild Air Force Base experiences 72 days above 25 °C (77.0 °F) and 91 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Fairchild Air Force Base, 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 12°C
(53°F)
15°C
(58°F)
19°C
(67°F)
27°C
(81°F)
31°C
(88°F)
44°C
(111°F)
41°C
(106°F)
39°C
(103°F)
35°C
(95°F)
27°C
(81°F)
17°C
(62°F)
16°C
(60°F)
Mean maximum 9°C
(48°F)
11°C
(52°F)
17°C
(62°F)
22°C
(73°F)
28°C
(84°F)
32°C
(90°F)
37°C
(100°F)
38°C
(101°F)
32°C
(90°F)
21°C
(71°F)
15°C
(59°F)
11°C
(51°F)
Average high 2°C
(36°F)
3°C
(38°F)
9°C
(49°F)
14°C
(58°F)
20°C
(69°F)
25°C
(77°F)
31°C
(87°F)
30°C
(86°F)
23°C
(74°F)
14°C
(58°F)
7°C
(45°F)
2°C
(36°F)
Daily mean -0°C
(32°F)
-1°C
(31°F)
5°C
(41°F)
9°C
(48°F)
15°C
(59°F)
19°C
(67°F)
24°C
(75°F)
23°C
(74°F)
17°C
(63°F)
9°C
(48°F)
4°C
(39°F)
-0°C
(32°F)
Average low -3°C
(27°F)
-4°C
(25°F)
0°C
(33°F)
4°C
(39°F)
9°C
(49°F)
13°C
(56°F)
16°C
(61°F)
16°C
(61°F)
11°C
(52°F)
4°C
(40°F)
1°C
(33°F)
-2°C
(28°F)
Mean minimum -14°C
(8°F)
-12°C
(10°F)
-7°C
(20°F)
-2°C
(28°F)
3°C
(38°F)
7°C
(45°F)
11°C
(53°F)
10°C
(51°F)
5°C
(41°F)
-5°C
(24°F)
-6°C
(21°F)
-10°C
(15°F)
Minimum -23°C
(-9°F)
-17°C
(1°F)
-15°C
(6°F)
-4°C
(25°F)
1°C
(34°F)
6°C
(44°F)
10°C
(51°F)
7°C
(45°F)
2°C
(35°F)
-12°C
(11°F)
-8°C
(17°F)
-15°C
(6°F)

Compare climate in Fairchild Air Force Base with other places

Compare temperature, precipitation, sunshine, UV index in Fairchild Air Force Base, Washington, United States with other places around the world.

Monthly average precipitation in Fairchild Air Force Base, Washington, United States §

Fairchild Air Force Base usually has the most precipitation in January, November and December, with an average of 12 rainy days and 65 mm (2.6 inches) of precipitation per month.The driest months in Fairchild Air Force Base are June, July and August. On average, 10 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Fairchild Air Force Base, 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) 64 (2.5) 59 (2.3) 53 (2.1) 44 (1.8) 43 (1.7) 18 (0.7) 3 (0.1) 11 (0.4) 24 (1.0) 47 (1.9) 70 (2.8) 61 (2.4)
Average precipitation days (≥ 1 mm) 12 13 10 9 7 3 0 2 5 9 13 11

Monthly sunshine hours in Fairchild Air Force Base, Washington, United States §

The sunniest months in Fairchild Air Force Base are June, July and August, when the sun shines an average of 12 hours 21 minutes a day.Least sunny months in Fairchild Air Force Base: January, February and December receive an average of 3 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Fairchild Air Force Base, 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 95 150 230 279 344 363 414 358 290 234 153 111
Mean daily daylight hours 8h 55m 10h 16m 11h 57m 13h 40m 15h 9m 15h 53m 15h 28m 14h 9m 12h 29m 10h 47m 9h 16m 8h 29m

Solar UV radiation in Fairchild Air Force Base, Washington, United States §

Fairchild Air Force Base experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure.January, November 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 Fairchild Air Force Base UV Index data.

Average daily maximum UV levels by month for Fairchild Air Force Base, 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 4 5 6 8 9 10 9 7 5 3 2