Winnipeg Temperatures: Averages by Month





The numbers here tell you how hot and cold the weather usually is in Winnipeg, Manitoba during each month of the year.

The average high and low temperatures are listed below monthly and annually for Winnipeg, in both degrees Fahrenheit and Celsius.

Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.

To find out how often it rises over 10, 20 or 30 °C each month in Winnipeg, scroll down farther. There are also monthly and yearly counts of days with frost and cold weather.

All the numbers are long-term historical averages based on climate data gathered from 1981 to 2010.

Average Winnipeg temperatures
High °F Low °F   High °C Low °C
12 -7 January -11 -21
17 -1 February -8 -18
31 13 March -1 -11
52 28 April 11 -2
65 40 May 19 4
74 51 June 23 11
79 56 July 26 13
78 54 August 25 12
66 43 September 19 6
51 31 October 11 0
31 15 November 0 -9
17 0 December -8 -18
48 27 Year 9 -3

Days of Hot Weather in Winnipeg

Winnipeg usually has 13 days a year with temperatures in the 30s Celsius. One of those days, on average reaches above 35 degrees Celsius (95 °F). The 30-degree weather can show up here anytime from May to September, and occasionally as early as April or as late as October.

Days per month in Winnipeg over 10, 20 or 30 °C
  10 °C
50 °F
20 °C
68 °F
30 °C
86 °F
January 0 0 0
February 0 0 0
March 2 0 0
April 16 4 0
May 28 13 1
June 30 22 2
July 31 29 4
August 31 27 5
September 28 12 1
October 16 2 0
November 2 0 0
December 0 0 0
Year 184 110 13

When Winnipeg Has Frosty Weather

Winnipeg typically has 193 days a year when the minimum temperature is at 0 °C or below. The average date for the last frost in spring is May 23. Frost normally returns here on September 22. The frost-free period extends for 121 days on average between the final spring frost and the first fall frost.

Average number of days with freezing temperatures in Winnipeg
  0 °C
32 °F
January 31
February 28
March 28
April 20
May 8
June 0
July 0
August 0
September 3
October 17
November 28
December 31
Year 193

How Often Winnipeg Has Cold Temperatures

Winnipeg's chilliest winter nights have lows below minus-thirty Celsius (below -22 °F). The city averages 13 nights a year, about half in January, when the thermometer drops that low.

From October to April, it can remain below freezing here all day long. Winnipeg typically has 113 days a year that never warm up above 0 °C.

Days per month on average in Winnipeg when the minimum temperature drops below -10, -20 or -30 °C
  -10 °C
14 °F
-20 °C
-4 °F
-30 °C
-22 °F
January 27 18 6
February 22 13 3
March 15 5 1
April 2 0 0
May 0 0 0
June 0 0 0
July 0 0 0
August 0 0 0
September 0 0 0
October 1 0 0
November 12 3 0
December 23 13 3
Year 102 52 13
Reference

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

Manitoba Temperatures
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