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Monthly climate in 100 Mile House, British Columbia, Canada

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification 100 Mile House features a subarctic climate (Dfc). Temperatures typically range between -8 °C (19 °F) and 17 °C (62 °F) through the year, but rarely can drop to -37 °C (-35 °F) or can rise to as high as 40 °C (105 °F). The average annual precipitation amounts to about 674 mm (26.5 inches) and receives 141 rainy days on the 1 mm (0.04 inches) threshold annually. 100 Mile House enjoys an average of 2834 hours of sunshine throughout the year, and daylight varies from 7 hours 52 minutes to 16 hours 34 minutes per day.

Monthly average temperatures in 100 Mile House, British Columbia, Canada §

The warmest months in 100 Mile House 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 -8 to -5 °C (19 - 22 °F) throughout the day. On average each year, 100 Mile House experiences 26 days above 25 °C (77.0 °F) and 160 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in 100 Mile House, British Columbia, Canada. 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 5°C
(42°F)		 8°C
(47°F)		 15°C
(59°F)		 22°C
(73°F)		 28°C
(83°F)		 40°C
(105°F)		 38°C
(101°F)		 33°C
(91°F)		 28°C
(83°F)		 22°C
(71°F)		 11°C
(52°F)		 7°C
(45°F)
Mean maximum 5°C
(40°F)		 5°C
(42°F)		 11°C
(51°F)		 18°C
(65°F)		 24°C
(76°F)		 29°C
(84°F)		 32°C
(90°F)		 32°C
(89°F)		 25°C
(78°F)		 16°C
(62°F)		 10°C
(50°F)		 5°C
(42°F)
Average high -3°C
(28°F)		 -3°C
(26°F)		 4°C
(40°F)		 9°C
(49°F)		 17°C
(62°F)		 19°C
(67°F)		 23°C
(74°F)		 23°C
(74°F)		 17°C
(62°F)		 8°C
(47°F)		 3°C
(37°F)		 -3°C
(27°F)
Daily mean -6°C
(22°F)		 -8°C
(19°F)		 -1°C
(30°F)		 4°C
(39°F)		 10°C
(51°F)		 14°C
(57°F)		 17°C
(62°F)		 16°C
(61°F)		 11°C
(52°F)		 4°C
(39°F)		 -0°C
(32°F)		 -5°C
(22°F)
Average low -9°C
(16°F)		 -12°C
(11°F)		 -6°C
(22°F)		 -2°C
(29°F)		 4°C
(40°F)		 7°C
(46°F)		 10°C
(50°F)		 10°C
(50°F)		 7°C
(44°F)		 0°C
(33°F)		 -3°C
(27°F)		 -8°C
(17°F)
Mean minimum -26°C
(-15°F)		 -25°C
(-13°F)		 -18°C
(-1°F)		 -9°C
(16°F)		 -1°C
(30°F)		 3°C
(37°F)		 6°C
(43°F)		 5°C
(41°F)		 0°C
(32°F)		 -8°C
(17°F)		 -11°C
(13°F)		 -21°C
(-5°F)
Minimum -37°C
(-35°F)		 -32°C
(-26°F)		 -26°C
(-15°F)		 -16°C
(4°F)		 -1°C
(30°F)		 1°C
(34°F)		 5°C
(40°F)		 3°C
(38°F)		 -1°C
(31°F)		 -15°C
(6°F)		 -14°C
(6°F)		 -36°C
(-33°F)

Compare climate in 100 Mile House with other places

Compare temperature, precipitation, sunshine, UV index in 100 Mile House, British Columbia, Canada with other places around the world.

Monthly average precipitation in 100 Mile House, British Columbia, Canada §

100 Mile House usually has the most precipitation in July, September and October, with an average of 13 rainy days and 75 mm (3.0 inches) of precipitation per month. The driest months in 100 Mile House are January, March and April. On average, 38 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in 100 Mile House, British Columbia, Canada. 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) 34 (1.3) 54 (2.1) 39 (1.5) 42 (1.6) 47 (1.9) 70 (2.8) 73 (2.9) 45 (1.8) 70 (2.8) 82 (3.2) 64 (2.5) 53 (2.1)
Average precipitation days (≥ 1 mm) 9 13 11 11 11 12 12 8 14 14 14 12

Monthly sunshine hours in 100 Mile House, British Columbia, Canada §

The sunniest months in 100 Mile House are May, July and August, when the sun shines an average of 11 hours 21 minutes a day. Least sunny months in 100 Mile House: January, November and December receive an average of 3 hours 47 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in 100 Mile House, British Columbia, Canada. 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 101 158 234 276 338 327 378 339 246 184 126 121
Mean daily daylight hours 8h 23m 9h 59m 11h 56m 13h 56m 15h 40m 16h 34m 16h 3m 14h 29m 12h 33m 10h 35m 8h 48m 7h 52m

Solar UV radiation in 100 Mile House, British Columbia, Canada §

100 Mile House experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High category of sun exposure. January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly 100 Mile House UV Index data.

Average daily maximum UV levels by month for 100 Mile House, British Columbia, Canada. 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 7 8 9 8 6 4 2 1

Detailed Monthly Weather Insights for 100 Mile House, British Columbia, Canada

Discover in-depth weather details for every month in 100 Mile House. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about 100 Mile House's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.