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Monthly climate in Minnehaha, Washington, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Minnehaha features a warm-summer Mediterranean climate (Csb).Temperatures typically range between 4 °C (40 °F) and 20 °C (69 °F) through the year, but rarely can drop to -14 °C (7 °F) or can rise to as high as 45 °C (113 °F).The average annual precipitation amounts to about 1538 mm (60.6 inches) and receives 155 rainy days on the 1 mm (0.04 inches) threshold annually.Minnehaha enjoys an average of 2674 hours of sunshine throughout the year, and daylight varies from 8 hours 43 minutes to 15 hours 38 minutes per day.

Monthly average temperatures in Minnehaha, Washington, United States §

The warmest months in Minnehaha are July, August and September, with daily mean temperatures ranging from 17 to 20 °C (63 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 5 °C (40 - 41 °F) throughout the day. On average each year, Minnehaha experiences 54 days above 25 °C (77.0 °F) and 31 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Minnehaha, 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 14°C
(58°F)		 17°C
(62°F)		 22°C
(73°F)		 29°C
(85°F)		 32°C
(90°F)		 45°C
(113°F)		 37°C
(99°F)		 39°C
(102°F)		 35°C
(95°F)		 26°C
(78°F)		 18°C
(64°F)		 15°C
(59°F)
Mean maximum 12°C
(54°F)		 14°C
(57°F)		 18°C
(66°F)		 24°C
(76°F)		 29°C
(84°F)		 34°C
(93°F)		 34°C
(93°F)		 37°C
(98°F)		 32°C
(90°F)		 22°C
(72°F)		 17°C
(62°F)		 13°C
(55°F)
Average high 8°C
(46°F)		 8°C
(47°F)		 12°C
(53°F)		 15°C
(60°F)		 19°C
(67°F)		 23°C
(73°F)		 26°C
(80°F)		 27°C
(82°F)		 23°C
(74°F)		 16°C
(61°F)		 11°C
(52°F)		 7°C
(45°F)
Daily mean 5°C
(41°F)		 4°C
(40°F)		 7°C
(45°F)		 10°C
(51°F)		 14°C
(57°F)		 17°C
(63°F)		 20°C
(68°F)		 20°C
(69°F)		 17°C
(63°F)		 11°C
(52°F)		 7°C
(46°F)		 5°C
(41°F)
Average low 3°C
(37°F)		 2°C
(35°F)		 3°C
(38°F)		 6°C
(42°F)		 9°C
(48°F)		 11°C
(53°F)		 13°C
(56°F)		 14°C
(57°F)		 12°C
(54°F)		 7°C
(44°F)		 5°C
(40°F)		 2°C
(36°F)
Mean minimum -5°C
(24°F)		 -5°C
(23°F)		 -2°C
(29°F)		 0°C
(33°F)		 4°C
(39°F)		 7°C
(44°F)		 10°C
(50°F)		 9°C
(49°F)		 7°C
(45°F)		 0°C
(33°F)		 -1°C
(30°F)		 -4°C
(26°F)
Minimum -14°C
(7°F)		 -7°C
(19°F)		 -3°C
(27°F)		 -1°C
(30°F)		 3°C
(37°F)		 6°C
(43°F)		 8°C
(46°F)		 8°C
(47°F)		 6°C
(43°F)		 -2°C
(29°F)		 -3°C
(27°F)		 -5°C
(23°F)

Compare climate in Minnehaha with other places

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

Monthly average precipitation in Minnehaha, Washington, United States §

Minnehaha usually has the most precipitation in January, November and December, with an average of 18 rainy days and 212 mm (8.4 inches) of precipitation per month.The driest months in Minnehaha are June, July and August. On average, 27 mm (1.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Minnehaha, 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) 205 (8.1) 205 (8.1) 163 (6.4) 140 (5.5) 73 (2.9) 62 (2.5) 9 (0.3) 11 (0.4) 90 (3.6) 149 (5.9) 209 (8.2) 224 (8.8)
Average precipitation days (≥ 1 mm) 17 20 18 16 11 9 2 2 9 13 18 20

Monthly sunshine hours in Minnehaha, Washington, United States §

The sunniest months in Minnehaha are June, July and August, when the sun shines an average of 11 hours 9 minutes a day.Least sunny months in Minnehaha: January, February and December receive an average of 3 hours 34 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Minnehaha, 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 88 122 195 229 282 317 373 334 268 211 136 115
Mean daily daylight hours 9h 7m 10h 23m 11h 57m 13h 34m 14h 56m 15h 38m 15h 15m 14h 1m 12h 28m 10h 51m 9h 27m 8h 43m

Solar UV radiation in Minnehaha, Washington, United States §

Minnehaha experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 9 - 10, 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 Minnehaha UV Index data.

Average daily maximum UV levels by month for Minnehaha, 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 9 10 10 8 7 5 3 2