Markham monthly weather averages

Average daytime temperature

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

Markham average temperature chart (Celsius) Markham average temperature chart (Fahrenheit)
Average monthly temperatures in Markham (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -3.7 -2.8 2.8 10.7 17.9 22.9 25.9 24.5 19.8 13 6.1 -0.7
°F 25.4 27 37 51.2 64.2 73.3 78.7 76.2 67.7 55.3 42.9 30.8

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.

Markham monthly rainfall chart (mm) Markham monthly rainfall chart (inches)
Average monthly rainfall in Markham (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 55 49 62 66 75 73 76 89 72 68 77 72
inches 2.1 1.9 2.4 2.6 2.9 2.9 3 3.5 2.8 2.7 3 2.8
Rainy days 10 9 9 10 10 10 9 10 9 10 12 12

Average annual rainfall in Markham: 796.867mm (313.7 inches)

Average daily sunshine

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

Markham average daily sunshine chart
Average daily sunshine Markham
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 3.2 4.3 5.1 6.5 7.9 9.1 9.8 8.5 6.3 5 2.8 2.4

Day / night temperatures

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

Markham average minimum / maximum temperatures (Celsius) Markham average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Markham (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -12 -11.2 -5.6 0.7 6.7 11.4 14.4 13.6 9.5 3.6 -0.9 -7.7
Max °C -3.5 -2.6 3 10.9 18.2 23.2 26.2 24.8 20.1 13.2 6.3 -0.5
Min °F 10.5 11.8 21.9 33.3 44 52.5 57.9 56.5 49.1 38.5 30.5 18.1
Max °F 18.1 19.6 29.7 42.4 54.3 63.1 68.5 66.6 58.6 47.1 36.9 24.6

Sea temperature

The graph below shows the average sea temperature.

Markham average sea temperature chart (Celsius) Markham average sea temperature chart (Fahrenheit)
Average sea temperature around Markham in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 3.3 2.4 2.1 3.1 6.7 13.5 19.7 21.4 19.1 14.1 9.2 5.3
°F 38 36.2 35.8 37.6 44 56.3 67.5 70.5 66.4 57.3 48.6 41.5

Wind speed

The graph below shows the average wind speed.

Markham average winspeed by month (km/h) Markham average winspeed by month (mph)
Average wind speed in Markham (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 20 18 18 18 15 13 12 12 13 14 17 18
mph 12 11 11 11 9 8 8 7 8 9 11 11

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.

Markham relative humidity averages
Average relative humidity in Markham
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
79% 78% 76% 69% 68% 71% 71% 75% 77% 78% 81% 82%

Other monthly averages

UV index Best time to go?

Markham weather stats

Markham weather statistics
Hottest month: July 25.9°C 78.6°F
Driest month: February 49mm 1.9ins
Sunniest month: July 9.8hrs
Coldest month: January -3.7°C 25.3°F
Wettest month: August 89mm 3.5ins
Warmest sea: August 21.4°C 70.5°F
Map showing location of Markham (43.86682, -79.2663) Markham map pin © Google

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