Trois-Rivières Snowfall Totals & Accumulation Averages





This page pulls together information on when, how much and how often Trois-Rivières, Quebec has snow.

There are data and descriptions here of how many days it snows and the total amount of snowfall that Trois-Rivières usually gets. There are also monthly and yearly counts of the days that Trois-Rivières 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 in Trois-Rivières.

How Often it Snows in Trois-Rivières

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 Trois-Rivières
Days   Inches Centi­metres
12.3 January 23.0 58
10.3 February 19.4 49
7.0 March 17.2 44
2.7 April 4.9 13
0.1 May 0.0 0
0.7 October 1.1 3
5.6 November 10.7 27
11.5 December 25.7 65
50.2 Year 102.0 259

When Trois-Rivières Has Its First & Last Snowfalls

The first snowfall of winter for Trois-Rivières usually arrives in November, but can show up as early as October.

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

Trois-Rivières is normally free of snow every year from June to September.

How Many Snowstorms Trois-Rivières Gets

Most days of snowfall in Trois-Rivières leave less than five centimetres (2 inches) of fresh snow on the ground. For 18 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 seven or eight times a year. But major blizzards that dump 25 cm or more in one day are rare events that don't happen every year. Storms this severe are most likely to appear in December.

Number of days per month and year on average in Trois-Rivières 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 4.4 1.5 0.1
February 3.3 1.4 0.1
March 3.0 1.4 0.2
April 0.7 0.4 0.0
October 0.2 0.2 0.0
November 1.7 0.9 0.1
December 4.2 1.7 0.4
Year 17.6 7.5 0.9

How Much Snow Normally Accumulates in Trois-Rivières

For about 134 days a year, Trois-Rivières has at least a centimetre of snow on the ground. Typically the snow cover accumulates the most during February when it averages 53 centimetres deep.

Average total days per month and year in Trois-Rivières 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
30.7 30.5 January 29.4 25.7
28.2 28.1 February 28.0 27.3
30.3 30.0 March 29.2 28.2
9.8 9.0 April 8.1 6.0
0.3 0.0 October 0.0 0.0
8.9 6.1 November 4.3 0.6
26.1 22.9 December 20.4 13.3
134.3 126.7 Year 119.4 101.0
Reference

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

Quebec Snowfall
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