Monthly climate in Whitehorse, Canada

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Whitehorse features a subarctic climate (Dsc). Temperatures typically range between -16 °C (3 °F) and 14 °C (58 °F) through the year, but rarely can drop to -46 °C (-50 °F) or can rise to as high as 29 °C (84 °F). The average annual precipitation amounts to about 516 mm (20.3 inches) and receives 118 rainy days on the 1 mm (0.04 inches) threshold annually. Whitehorse enjoys an average of 2553 hours of sunshine throughout the year, and daylight varies from 5 hours 45 minutes to 18 hours 58 minutes per day.

Monthly average temperatures in Whitehorse, Canada §

The warmest months in Whitehorse are June, July and August, with daily mean temperatures ranging from 12 to 14 °C (53 - 58 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -16 to -13 °C (3 - 9 °F) throughout the day. On average each year, Whitehorse experiences 6 days above 25 °C (77.0 °F) and 203 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Whitehorse, 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 3°C
(38°F)
4°C
(40°F)
12°C
(55°F)
15°C
(60°F)
24°C
(75°F)
29°C
(84°F)
29°C
(84°F)
28°C
(84°F)
23°C
(74°F)
13°C
(55°F)
7°C
(45°F)
4°C
(40°F)
Mean maximum 1°C
(35°F)
-0°C
(32°F)
6°C
(43°F)
12°C
(54°F)
19°C
(67°F)
25°C
(77°F)
26°C
(80°F)
28°C
(82°F)
18°C
(65°F)
10°C
(51°F)
2°C
(37°F)
0°C
(33°F)
Average high -13°C
(9°F)
-11°C
(12°F)
-3°C
(27°F)
5°C
(41°F)
12°C
(55°F)
17°C
(63°F)
19°C
(67°F)
17°C
(63°F)
12°C
(54°F)
3°C
(39°F)
-7°C
(19°F)
-10°C
(14°F)
Daily mean -16°C
(3°F)
-16°C
(3°F)
-8°C
(17°F)
-1°C
(31°F)
7°C
(45°F)
12°C
(53°F)
14°C
(58°F)
12°C
(54°F)
7°C
(45°F)
0°C
(33°F)
-10°C
(15°F)
-13°C
(9°F)
Average low -19°C
(-2°F)
-20°C
(-4°F)
-13°C
(8°F)
-6°C
(22°F)
1°C
(34°F)
6°C
(43°F)
9°C
(48°F)
8°C
(46°F)
2°C
(37°F)
-3°C
(27°F)
-13°C
(10°F)
-16°C
(4°F)
Mean minimum -38°C
(-36°F)
-36°C
(-33°F)
-28°C
(-18°F)
-18°C
(-0°F)
-3°C
(27°F)
1°C
(34°F)
5°C
(41°F)
3°C
(37°F)
-4°C
(25°F)
-10°C
(14°F)
-26°C
(-14°F)
-27°C
(-17°F)
Minimum -46°C
(-50°F)
-41°C
(-41°F)
-33°C
(-27°F)
-26°C
(-15°F)
-5°C
(24°F)
-1°C
(31°F)
4°C
(39°F)
1°C
(34°F)
-7°C
(19°F)
-15°C
(5°F)
-34°C
(-28°F)
-37°C
(-35°F)

Compare climate in Whitehorse with other places

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

Monthly average precipitation in Whitehorse, Canada §

Whitehorse usually has the most precipitation in June, July and August, with an average of 13 rainy days and 67 mm (2.6 inches) of precipitation per month. The driest months in Whitehorse are February, March and April. On average, 25 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Whitehorse, 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) 28 (1.1) 27 (1.1) 28 (1.1) 20 (0.8) 33 (1.3) 60 (2.4) 68 (2.7) 73 (2.9) 40 (1.6) 51 (2.0) 39 (1.6) 47 (1.9)
Average precipitation days (≥ 1 mm) 7 6 8 6 9 13 13 13 10 11 11 11

Monthly sunshine hours in Whitehorse, Canada §

The sunniest months in Whitehorse are May, June and July, when the sun shines an average of 11 hours 21 minutes a day. Least sunny months in Whitehorse: January, November and December receive an average of 2 hours 1 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Whitehorse, 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 55 137 236 309 352 341 349 282 228 129 75 55
Mean daily daylight hours 6h 38m 9h 5m 11h 53m 14h 44m 17h 25m 18h 58m 18h 4m 15h 34m 12h 46m 9h 57m 7h 18m 5h 45m

Solar UV radiation in Whitehorse, Canada §

Whitehorse experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 6 - 7, which corresponds to the 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 Whitehorse UV Index data.

Average daily maximum UV levels by month for Whitehorse, 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 3 4 6 6 7 6 4 2 1 1

Detailed Monthly Weather Insights for Whitehorse, Canada

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