Brantford Temperatures: Averages by Month





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

The average high and low temperatures are listed below monthly and annually for the city, 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 Brantford, 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 Brantford temperatures
High °F Low °F   High °C Low °C
29 13 January -2 -10
32 16 February 0 -9
41 24 March 5 -4
54 35 April 12 2
67 46 May 19 8
76 55 June 25 13
81 60 July 27 15
78 58 August 26 14
71 50 September 22 10
58 39 October 15 4
46 31 November 8 0
34 21 December 1 -6
56 37 Year 13 3

Days of Hot Weather in Brantford

The hottest days at Brantford usually have temperatures peaking in the low-thirties Celsius. The city averages 13 days a year with thirty-degree weather, which show up periodically from April to September. The temperature does climb over 35 °C (95 °F), but that's quite uncommon, happening on average just once every four or five years.

Days per month in Brantford above 10, 20 or 30 °C
  10 °C
50 °F
20 °C
68 °F
30 °C
86 °F
January 1 0 0
February 1 0 0
March 6 1 0
April 18 3 0
May 29 13 1
June 30 25 3
July 31 30 6
August 31 29 2
September 30 19 0
October 24 5 0
November 9 0 0
December 2 0 0
Year 212 125 13

When Brantford Has Frosty Weather

Brantford typically has 147 days a year when the minimum temperature is at 0 °C or below. The average date for the last frost in spring is April 30. Frost normally returns here on October 9. The frost-free period extends for 161 days on average between the final spring frost and the first fall frost.

Average number of days with freezing temperatures in Brantford
  0 °C
32 °F
January 29
February 27
March 25
April 12
May 1
June 0
July 0
August 0
September 0
October 7
November 17
December 28
Year 147

How Often Brantford Has Cold Temperatures

Brantford's chilliest winter nights have lows in the minus-twenties °C (below -3 °F). The city averages five nights a year, mainly in January, when the thermometer drops that low. Temperatures below -30 °C (-22 °F) do happen, but are rare events.

From November to April, Brantford can remain below freezing all day long. The city typically has 54 days a year when the temperature never rises above 0 °C.

Days per month on average in Brantford when the minimum temperature drops below -2, -10, or -20 °C
  -2 °C
28 °F
-10 °C
14 °F
-20 °C
-4 °F
January 26 15 3
February 23 12 1
March 19 5 0
April 6 0 0
May 0 0 0
June 0 0 0
July 0 0 0
August 0 0 0
September 0 0 0
October 2 0 0
November 11 0 0
December 22 7 0
Year 108 40 5
Reference

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

Ontario Temperatures
Back to Top