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Monthly climate in Middleton, Idaho, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Middleton features a warm-summer Mediterranean climate (Csb).Temperatures typically range between 0 °C (32 °F) and 26 °C (80 °F) through the year, but rarely can drop to -25 °C (-13 °F) or can rise to as high as 42 °C (108 °F).The average annual precipitation amounts to about 371 mm (14.6 inches) and receives 77 rainy days on the 1 mm (0.04 inches) threshold annually.Middleton enjoys an average of 3286 hours of sunshine throughout the year, and daylight varies from 8 hours 56 minutes to 15 hours 23 minutes per day.

Monthly average temperatures in Middleton, Idaho, United States §

The warmest months in Middleton are June, July and August, with daily mean temperatures ranging from 21 to 26 °C (70 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 2 °C (32 - 36 °F) throughout the day. On average each year, Middleton experiences 99 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 Middleton, Idaho, 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 13°C
(56°F)		 16°C
(61°F)		 26°C
(79°F)		 31°C
(88°F)		 35°C
(96°F)		 41°C
(106°F)		 41°C
(105°F)		 42°C
(108°F)		 38°C
(100°F)		 29°C
(84°F)		 24°C
(75°F)		 15°C
(59°F)
Mean maximum 10°C
(50°F)		 14°C
(58°F)		 22°C
(72°F)		 28°C
(82°F)		 32°C
(89°F)		 33°C
(92°F)		 39°C
(103°F)		 39°C
(103°F)		 36°C
(96°F)		 26°C
(78°F)		 19°C
(66°F)		 12°C
(54°F)
Average high 4°C
(40°F)		 7°C
(44°F)		 14°C
(57°F)		 17°C
(64°F)		 22°C
(73°F)		 28°C
(83°F)		 34°C
(94°F)		 33°C
(92°F)		 27°C
(80°F)		 17°C
(64°F)		 11°C
(51°F)		 5°C
(40°F)
Daily mean 0°C
(32°F)		 2°C
(36°F)		 7°C
(45°F)		 11°C
(52°F)		 16°C
(60°F)		 21°C
(70°F)		 26°C
(80°F)		 25°C
(77°F)		 19°C
(66°F)		 11°C
(52°F)		 5°C
(42°F)		 1°C
(34°F)
Average low -3°C
(26°F)		 -2°C
(28°F)		 2°C
(35°F)		 4°C
(40°F)		 9°C
(48°F)		 13°C
(56°F)		 17°C
(63°F)		 16°C
(62°F)		 11°C
(52°F)		 5°C
(41°F)		 0°C
(33°F)		 -3°C
(27°F)
Mean minimum -13°C
(9°F)		 -9°C
(16°F)		 -5°C
(23°F)		 -2°C
(29°F)		 2°C
(36°F)		 7°C
(45°F)		 13°C
(55°F)		 11°C
(51°F)		 5°C
(41°F)		 -4°C
(26°F)		 -6°C
(22°F)		 -9°C
(16°F)
Minimum -25°C
(-13°F)		 -11°C
(13°F)		 -8°C
(18°F)		 -3°C
(27°F)		 -2°C
(29°F)		 6°C
(43°F)		 10°C
(49°F)		 8°C
(47°F)		 3°C
(38°F)		 -11°C
(13°F)		 -8°C
(18°F)		 -12°C
(11°F)

Compare climate in Middleton with other places

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

Monthly average precipitation in Middleton, Idaho, United States §

Middleton usually has the most precipitation in January, February and December, with an average of 11 rainy days and 50 mm (2.0 inches) of precipitation per month.The driest months in Middleton are July, August and September. On average, 7 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Middleton, Idaho, 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) 51 (2.0) 57 (2.2) 42 (1.6) 40 (1.6) 36 (1.4) 21 (0.8) 1 (0.1) 8 (0.3) 12 (0.5) 24 (0.9) 37 (1.5) 42 (1.7)
Average precipitation days (≥ 1 mm) 10 13 10 8 7 3 0 1 2 4 9 10

Monthly sunshine hours in Middleton, Idaho, United States §

The sunniest months in Middleton are June, July and August, when the sun shines an average of 12 hours 19 minutes a day.Least sunny months in Middleton: January, February and December receive an average of 5 hours 19 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Middleton, Idaho, 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 136 180 261 296 344 372 400 360 309 254 203 167
Mean daily daylight hours 9h 19m 10h 29m 11h 58m 13h 28m 14h 45m 15h 23m 15h 2m 13h 53m 12h 26m 10h 56m 9h 37m 8h 56m

Solar UV radiation in Middleton, Idaho, United States §

Middleton experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme 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 4. For more detailed information, check out our hourly Middleton UV Index data.

Average daily maximum UV levels by month for Middleton, Idaho, 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) 3 5 6 8 10 11 11 9 8 6 4 2