Montréal monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Montréal

Montréal average temperature chart (Celsius) Montréal average temperature chart (Fahrenheit)
Average monthly temperatures in Montréal (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -6 -4.3 1.9 10.6 18.4 23.6 26.4 24.7 19.4 12.5 5 -2.7
°F 21.2 24.3 35.4 51.1 65.2 74.4 79.4 76.4 66.9 54.4 41 27.2

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Montréal monthly rainfall chart (mm) Montréal monthly rainfall chart (inches)
Average monthly rainfall in Montréal (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 76 63 74 78 80 90 93 101 94 82 98 96
inches 3 2.5 2.9 3.1 3.2 3.6 3.7 4 3.7 3.2 3.9 3.8
Rainy days 14 12 12 12 13 13 12 13 12 13 14 15

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Montréal

Montréal average daily sunshine chart
Average daily sunshine Montréal
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 3.6 4.7 5.4 6.6 8 8.9 9.3 8 6.3 4.9 2.9 2.9

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Montréal average minimum / maximum temperatures (Celsius) Montréal average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Montréal (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -14.2 -12.6 -6.1 1.4 8.1 13.4 16.4 15.1 10.2 4.4 -1.4 -10.1
Max °C -5.8 -4.1 2.1 10.9 18.7 23.8 26.6 24.9 19.6 12.7 5.2 -2.5
Min °F 6.4 9.4 21 34.4 46.6 56.1 61.5 59.2 50.4 39.8 29.6 13.8
Max °F 14 17.1 28.4 43 56.1 65.5 70.7 68 58.8 47.3 35.4 20.7

Sea temperature

The graph below shows the average sea temperature.

Montréal average sea temperature chart (Celsius) Montréal average sea temperature chart (Fahrenheit)
Average sea temperature around Montréal in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 3.7 2.7 2.3 3.1 5.9 10.7 15.4 17 15.1 11.5 8.1 5.3
°F 38.6 36.8 36.1 37.6 42.6 51.3 59.7 62.6 59.2 52.7 46.5 41.5

Wind speed

The graph below shows the average wind speed.

Montréal average winspeed by month (km/h) Montréal average winspeed by month (mph)
Average wind speed in Montréal (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 15 14 15 14 13 13 12 11 12 13 14 14
mph 9 9 9 9 8 8 7 7 7 8 9 9

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Montréal relative humidity averages
Average relative humidity in Montréal
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
73% 71% 69% 66% 64% 69% 71% 74% 76% 75% 78% 77%

Other monthly averages

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Montréal weather stats

Montréal weather statistics
Hottest month: July 26.4°C 79.5°F
Driest month: February 63mm 2.5ins
Sunniest month: July 9.3hrs
Coldest month: January -6°C 21.2°F
Wettest month: August 101mm 4ins
Warmest sea: August 17°C 62.6°F
Map showing location of Montréal (45.50884, -73.58781)

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