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Monthly climate in Deer Lodge, Montana, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Deer Lodge features a humid continental climate (Dfb).Temperatures typically range between -8 °C (18 °F) and 19 °C (66 °F) through the year, but rarely can drop to -32 °C (-26 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 543 mm (21.4 inches) and receives 112 rainy days on the 1 mm (0.04 inches) threshold annually.Deer Lodge enjoys an average of 3106 hours of sunshine throughout the year, and daylight varies from 8 hours 38 minutes to 15 hours 43 minutes per day.

Monthly average temperatures in Deer Lodge, Montana, United States §

The warmest months in Deer Lodge are June, July and August, with daily mean temperatures ranging from 14 to 19 °C (57 - 66 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -8 to -7 °C (18 - 20 °F) throughout the day. On average each year, Deer Lodge experiences 46 days above 25 °C (77.0 °F) and 187 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Deer Lodge, Montana, 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
(47°F)		 11°C
(53°F)		 14°C
(58°F)		 22°C
(72°F)		 26°C
(80°F)		 33°C
(91°F)		 34°C
(94°F)		 35°C
(96°F)		 32°C
(89°F)		 26°C
(79°F)		 18°C
(64°F)		 15°C
(60°F)
Mean maximum 6°C
(43°F)		 8°C
(46°F)		 11°C
(53°F)		 18°C
(65°F)		 24°C
(75°F)		 26°C
(79°F)		 32°C
(91°F)		 33°C
(91°F)		 30°C
(87°F)		 21°C
(70°F)		 13°C
(55°F)		 8°C
(46°F)
Average high -2°C
(29°F)		 -3°C
(27°F)		 4°C
(39°F)		 7°C
(46°F)		 14°C
(58°F)		 20°C
(69°F)		 27°C
(81°F)		 26°C
(79°F)		 20°C
(68°F)		 10°C
(50°F)		 3°C
(38°F)		 -2°C
(29°F)
Daily mean -7°C
(20°F)		 -8°C
(18°F)		 -2°C
(29°F)		 2°C
(35°F)		 8°C
(47°F)		 14°C
(57°F)		 19°C
(66°F)		 18°C
(64°F)		 12°C
(54°F)		 4°C
(39°F)		 -2°C
(29°F)		 -7°C
(20°F)
Average low -12°C
(11°F)		 -13°C
(10°F)		 -7°C
(20°F)		 -4°C
(25°F)		 2°C
(36°F)		 7°C
(44°F)		 10°C
(50°F)		 9°C
(49°F)		 5°C
(41°F)		 -2°C
(29°F)		 -7°C
(20°F)		 -12°C
(10°F)
Mean minimum -25°C
(-12°F)		 -27°C
(-16°F)		 -19°C
(-2°F)		 -13°C
(8°F)		 -5°C
(24°F)		 0°C
(33°F)		 4°C
(39°F)		 4°C
(40°F)		 -3°C
(28°F)		 -13°C
(9°F)		 -18°C
(-0°F)		 -24°C
(-11°F)
Minimum -29°C
(-20°F)		 -32°C
(-26°F)		 -29°C
(-20°F)		 -21°C
(-5°F)		 -7°C
(20°F)		 -2°C
(29°F)		 1°C
(33°F)		 3°C
(38°F)		 -5°C
(24°F)		 -25°C
(-13°F)		 -23°C
(-8°F)		 -26°C
(-15°F)

Compare climate in Deer Lodge with other places

Compare temperature, precipitation, sunshine, UV index in Deer Lodge, Montana, United States with other places around the world.

Monthly average precipitation in Deer Lodge, Montana, United States §

Deer Lodge usually has the most precipitation in February, May and June, with an average of 13 rainy days and 74 mm (2.9 inches) of precipitation per month.The driest months in Deer Lodge are January, July and August. On average, 21 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Deer Lodge, Montana, 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) 26 (1.0) 62 (2.5) 41 (1.6) 60 (2.4) 73 (2.9) 87 (3.4) 17 (0.7) 21 (0.8) 34 (1.3) 45 (1.8) 38 (1.5) 39 (1.5)
Average precipitation days (≥ 1 mm) 7 14 10 12 15 12 4 4 6 10 10 8

Monthly sunshine hours in Deer Lodge, Montana, United States §

The sunniest months in Deer Lodge are June, July and August, when the sun shines an average of 11 hours 48 minutes a day.Least sunny months in Deer Lodge: January, February and December receive an average of 5 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Deer Lodge, Montana, 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 141 173 261 275 302 343 395 346 274 230 188 173
Mean daily daylight hours 9h 3m 10h 20m 11h 57m 13h 36m 15h 1m 15h 43m 15h 20m 14h 4m 12h 28m 10h 50m 9h 23m 8h 38m

Solar UV radiation in Deer Lodge, Montana, United States §

Deer Lodge experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 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 3. For more detailed information, check out our hourly Deer Lodge UV Index data.

Average daily maximum UV levels by month for Deer Lodge, Montana, 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 4 6 8 9 11 10 9 8 5 3 2