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Monthly climate in Smithers, British Columbia, Canada

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Smithers features a subarctic climate (Dfc). Temperatures typically range between -9 °C (16 °F) and 13 °C (55 °F) through the year, but rarely can drop to -38 °C (-37 °F) or can rise to as high as 33 °C (91 °F). The average annual precipitation amounts to about 1094 mm (43.1 inches) and receives 185 rainy days on the 1 mm (0.04 inches) threshold annually. Smithers enjoys an average of 2392 hours of sunshine throughout the year, and daylight varies from 7 hours 17 minutes to 17 hours 12 minutes per day.

Monthly average temperatures in Smithers, British Columbia, Canada §

The warmest months in Smithers are June, July and August, with daily mean temperatures ranging from 10 to 13 °C (51 - 55 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -9 to -8 °C (16 - 17 °F) throughout the day. On average each year, Smithers experiences 3 days above 25 °C (77.0 °F) and 198 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Smithers, 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 4°C
(40°F)		 6°C
(43°F)		 13°C
(55°F)		 16°C
(61°F)		 23°C
(74°F)		 33°C
(91°F)		 30°C
(87°F)		 28°C
(83°F)		 23°C
(74°F)		 16°C
(61°F)		 6°C
(44°F)		 3°C
(38°F)
Mean maximum 2°C
(36°F)		 3°C
(37°F)		 7°C
(45°F)		 12°C
(54°F)		 19°C
(67°F)		 23°C
(75°F)		 25°C
(78°F)		 26°C
(80°F)		 20°C
(68°F)		 13°C
(55°F)		 5°C
(42°F)		 2°C
(35°F)
Average high -5°C
(23°F)		 -5°C
(24°F)		 1°C
(35°F)		 5°C
(41°F)		 12°C
(54°F)		 15°C
(59°F)		 18°C
(64°F)		 17°C
(64°F)		 12°C
(54°F)		 5°C
(42°F)		 -0°C
(32°F)		 -6°C
(22°F)
Daily mean -8°C
(17°F)		 -9°C
(16°F)		 -3°C
(27°F)		 1°C
(33°F)		 7°C
(44°F)		 10°C
(51°F)		 13°C
(55°F)		 12°C
(54°F)		 8°C
(46°F)		 1°C
(35°F)		 -3°C
(27°F)		 -8°C
(17°F)
Average low -11°C
(12°F)		 -13°C
(9°F)		 -7°C
(19°F)		 -4°C
(25°F)		 1°C
(35°F)		 5°C
(41°F)		 7°C
(46°F)		 7°C
(45°F)		 4°C
(39°F)		 -2°C
(28°F)		 -6°C
(22°F)		 -11°C
(13°F)
Mean minimum -28°C
(-19°F)		 -26°C
(-14°F)		 -18°C
(0°F)		 -12°C
(10°F)		 -3°C
(26°F)		 -1°C
(31°F)		 3°C
(37°F)		 2°C
(36°F)		 -2°C
(28°F)		 -10°C
(15°F)		 -14°C
(7°F)		 -21°C
(-6°F)
Minimum -38°C
(-37°F)		 -32°C
(-26°F)		 -24°C
(-11°F)		 -18°C
(-1°F)		 -5°C
(24°F)		 -3°C
(27°F)		 1°C
(34°F)		 1°C
(34°F)		 -4°C
(25°F)		 -13°C
(9°F)		 -22°C
(-7°F)		 -36°C
(-32°F)

Compare climate in Smithers with other places

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

Monthly average precipitation in Smithers, British Columbia, Canada §

Smithers usually has the most precipitation in September, October and November, with an average of 18 rainy days and 129 mm (5.1 inches) of precipitation per month. The driest months in Smithers are April, May and August. On average, 64 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Smithers, 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) 102 (4.0) 76 (3.0) 82 (3.2) 53 (2.1) 65 (2.5) 82 (3.2) 83 (3.3) 75 (2.9) 112 (4.4) 125 (4.9) 151 (5.9) 91 (3.6)
Average precipitation days (≥ 1 mm) 15 14 14 13 13 18 16 14 16 18 20 14

Monthly sunshine hours in Smithers, British Columbia, Canada §

The sunniest months in Smithers are May, June and July, when the sun shines an average of 10 hours 17 minutes a day. Least sunny months in Smithers: January, November and December receive an average of 2 hours 17 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Smithers, 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 57 142 205 253 310 306 329 298 185 149 69 84
Mean daily daylight hours 7h 54m 9h 43m 11h 55m 14h 10m 16h 9m 17h 12m 16h 36m 14h 48m 12h 37m 10h 24m 8h 23m 7h 17m

Solar UV radiation in Smithers, British Columbia, Canada §

Smithers experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 8 - 8, 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 1. For more detailed information, check out our hourly Smithers UV Index data.

Average daily maximum UV levels by month for Smithers, 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) 1 2 4 5 8 8 8 7 6 3 1 1

Detailed Monthly Weather Insights for Smithers, British Columbia, Canada

Discover in-depth weather details for every month in Smithers. 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 Smithers'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.