Monthly climate in Swede Heaven, Washington, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Swede Heaven features a oceanic climate (Cfb).Temperatures typically range between 0 °C (33 °F) and 17 °C (62 °F) through the year, but rarely can drop to -18 °C (0 °F) or can rise to as high as 40 °C (104 °F).The average annual precipitation amounts to about 2636 mm (103.8 inches) and receives 184 rainy days on the 1 mm (0.04 inches) threshold annually.Swede Heaven enjoys an average of 2436 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 Swede Heaven, Washington, United States §

The warmest months in Swede Heaven are June, July and August, with daily mean temperatures ranging from 14 to 17 °C (57 - 62 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 1 °C (33 - 35 °F) throughout the day. On average each year, Swede Heaven experiences 20 days above 25 °C (77.0 °F) and 84 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Swede Heaven, 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 11°C
(53°F)
12°C
(54°F)
23°C
(73°F)
26°C
(80°F)
28°C
(82°F)
40°C
(104°F)
33°C
(91°F)
34°C
(94°F)
32°C
(89°F)
24°C
(75°F)
16°C
(61°F)
11°C
(51°F)
Mean maximum 9°C
(48°F)
9°C
(49°F)
15°C
(59°F)
20°C
(69°F)
24°C
(76°F)
28°C
(83°F)
30°C
(87°F)
32°C
(90°F)
28°C
(82°F)
19°C
(66°F)
13°C
(56°F)
9°C
(48°F)
Average high 4°C
(40°F)
4°C
(39°F)
8°C
(46°F)
11°C
(53°F)
16°C
(61°F)
18°C
(65°F)
22°C
(71°F)
22°C
(73°F)
18°C
(65°F)
12°C
(53°F)
7°C
(45°F)
4°C
(39°F)
Daily mean 1°C
(35°F)
0°C
(33°F)
3°C
(39°F)
7°C
(44°F)
11°C
(52°F)
14°C
(57°F)
16°C
(62°F)
17°C
(62°F)
13°C
(56°F)
7°C
(45°F)
4°C
(39°F)
1°C
(34°F)
Average low -1°C
(30°F)
-3°C
(27°F)
-0°C
(32°F)
2°C
(37°F)
6°C
(44°F)
9°C
(48°F)
11°C
(51°F)
11°C
(52°F)
9°C
(48°F)
3°C
(38°F)
1°C
(34°F)
-2°C
(29°F)
Mean minimum -10°C
(15°F)
-13°C
(8°F)
-8°C
(19°F)
-4°C
(25°F)
1°C
(35°F)
4°C
(40°F)
7°C
(45°F)
6°C
(43°F)
4°C
(39°F)
-3°C
(27°F)
-6°C
(21°F)
-11°C
(13°F)
Minimum -17°C
(2°F)
-18°C
(-0°F)
-12°C
(10°F)
-7°C
(20°F)
-0°C
(32°F)
3°C
(38°F)
6°C
(43°F)
4°C
(40°F)
2°C
(36°F)
-5°C
(23°F)
-10°C
(14°F)
-17°C
(1°F)

Compare climate in Swede Heaven with other places

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

Monthly average precipitation in Swede Heaven, Washington, United States §

Swede Heaven usually has the most precipitation in February, November and December, with an average of 20 rainy days and 366 mm (14.4 inches) of precipitation per month.The driest months in Swede Heaven are June, July and August. On average, 62 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Swede Heaven, 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) 317 (12.5) 333 (13.1) 250 (9.8) 209 (8.2) 118 (4.6) 105 (4.2) 43 (1.7) 39 (1.5) 165 (6.5) 292 (11.5) 399 (15.7) 366 (14.4)
Average precipitation days (≥ 1 mm) 16 20 19 18 14 12 7 6 14 17 20 21

Monthly sunshine hours in Swede Heaven, Washington, United States §

The sunniest months in Swede Heaven are June, July and August, when the sun shines an average of 10 hours 33 minutes a day.Least sunny months in Swede Heaven: January, November and December receive an average of 2 hours 50 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Swede Heaven, 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 77 109 178 222 289 289 358 322 240 163 101 82
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 Swede Heaven, Washington, United States §

Swede Heaven experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 9 - 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 Swede Heaven UV Index data.

Average daily maximum UV levels by month for Swede Heaven, 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 7 9 9 9 8 7 5 3 2