Whitehorse Snowfall Totals & Accumulation Averages





This page pulls together information on when, how much and how often Whitehorse, Yukon has snow.

There are data and descriptions here of how many days it snows and the total amount of snowfall that Whitehorse usually gets. There are also monthly and yearly counts of the days that Whitehorse normally has heavy snowstorms and deep snow accumulated on the ground. Plus there's information on when the city can expect its first and last snowfalls of the season.

All the numbers are long-term historical averages based on weather data gathered from 1981 to 2010 at the Whitehorse Airport.

How Often it Snows in Whitehorse

This first table lists monthly and yearly totals for amount of snow and how many days it snows at least 0.2 centimetres (0.08 inches).

Average total snowfall and days with fresh snow in Whitehorse
Days   Inches Centi­metres
11.9 January 10.0 25
9.1 February 7.2 18
7.0 March 5.8 15
3.8 April 2.8 7
1.2 May 0.8 2
0.3 August 0.1 0
1.5 September 1.8 5
7.9 October 7.3 19
12.4 November 10.6 27
12.2 December 9.2 23
67.4 Year 55.8 142

When Whitehorse Has Its First & Last Snowfalls

The first snowfall of autumn for Whitehorse usually arrives in September or October, but can show up as early as August.

The season's last snowfall typically happens in April or May although in some years a late snow lands in June.

Only in July is Whitehorse normally free of snow every year.

How Many Snowstorms Whitehorse Gets

Most days of snowfall in Whitehorse leave less than five centimetres (2 inches) of fresh snow on the ground. For eight days a year on average, the amount of new snow totals at least five cm.

Big snowstorms of over ten cm a day normally occur once or twice a year. But major blizzards that dump 25 cm or more in one day are extremely rare events that aren't normally expected here.

Number of days per month and year on average in Whitehorse with a total snowfall of at least 5, 10 or 20 centimetres
  5 cm
2.0 inches
10 cm
3.9 inches
25 cm
9.8 inches
January 1.5 0.3 0.0
February 1.2 0.2 0.0
March 1.0 0.1 0.0
April 0.4 0.1 0.0
May 0.2 0.0 0.0
September 0.3 0.1 0.0
October 1.1 0.1 0.0
November 1.4 0.2 0.0
December 1.1 0.2 0.0
Year 8.2 1.3 0.0

How Much Snow Normally Accumulates in Whitehorse

For about 171 days, nearly half the year, Whitehorse has at least a centimetre of snow on the ground. In mid-winter the snowpack averages 25 cm deep.

Average total days per month and year in Whitehorse with snow depth of at least 1, 5, 10 or 20 cm on the ground
1 cm
0.4 inches
5 cm
2.0 inches
  10 cm
3.9 inches
20 cm
7.9 inches
31.0 31.0 January 30.6 17.1
28.2 28.1 February 27.7 22.2
29.2 29.0 March 26.3 19.6
14.4 11.2 April 9.2 6.5
0.3 0.0 May 0.0 0.0
0.1 0.0 August 0.0 0.0
1.0 0.4 September 0.3 0.0
8.5 3.6 October 1.8 0.0
28.3 23.3 November 14.9 2.0
30.3 29.2 December 23.4 9.7
171.1 155.8 Year 134.0 77.1
Reference

Environment Canada. Meteorological Service of Canada. Canadian Climate Normals. 1981-2010 Climate Normals & Averages.

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