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Climate & Weather Averages in Ajax, Ontario, Canada

Currently: 30 °F. Mostly cloudy. (Weather station: Toronto Island Airport, Canada). See more current weather

Annual Weather Averages Near Ajax

Averages are for Toronto Buttonville, which is 17 miles from Ajax.

Based on weather reports collected during 1985–2015.

All Year Climate & Weather Averages in Ajax

High Temp: 80 °F

Low Temp: 14 °F

Mean Temp: 46 °F

Precipitation: 1.31"

Humidity: 72%

Dew Point: 37 °F

Wind: 8 mph

Pressure: 30.01 "Hg

Visibility: 12 mi

January Climate & Weather Averages in Ajax

High Temp: 29 °F

Low Temp: 14 °F

Mean Temp: 22 °F

Precipitation: 1.10"

Humidity: 75%

Dew Point: 16 °F

Wind: 9 mph

Pressure: 30.03 "Hg

Visibility: 10 mi

February Climate & Weather Averages in Ajax

High Temp: 30 °F

Low Temp: 14 °F

Mean Temp: 22 °F

Precipitation: 0.79"

Humidity: 72%

Dew Point: 15 °F

Wind: 9 mph

Pressure: 30.05 "Hg

Visibility: 11 mi

March Climate & Weather Averages in Ajax

High Temp: 40 °F

Low Temp: 23 °F

Mean Temp: 31 °F

Precipitation: 0.90"

Humidity: 68%

Dew Point: 22 °F

Wind: 9 mph

Pressure: 30.05 "Hg

Visibility: 12 mi

April Climate & Weather Averages in Ajax

High Temp: 53 °F

Low Temp: 35 °F

Mean Temp: 44 °F

Precipitation: 1.54"

Humidity: 65%

Dew Point: 32 °F

Wind: 9 mph

Pressure: 29.97 "Hg

Visibility: 12 mi

May Climate & Weather Averages in Ajax

High Temp: 66 °F

Low Temp: 46 °F

Mean Temp: 56 °F

Precipitation: 1.48"

Humidity: 66%

Dew Point: 44 °F

Wind: 8 mph

Pressure: 29.98 "Hg

Visibility: 12 mi

June Climate & Weather Averages in Ajax

High Temp: 76 °F

Low Temp: 55 °F

Mean Temp: 66 °F

Precipitation: 1.66"

Humidity: 68%

Dew Point: 54 °F

Wind: 7 mph

Pressure: 29.95 "Hg

Visibility: 12 mi

July Climate & Weather Averages in Ajax

High Temp: 80 °F

Low Temp: 60 °F

Mean Temp: 70 °F

Precipitation: 1.66"

Humidity: 69%

Dew Point: 58 °F

Wind: 7 mph

Pressure: 29.96 "Hg

Visibility: 12 mi

August Climate & Weather Averages in Ajax

High Temp: 78 °F

Low Temp: 58 °F

Mean Temp: 68 °F

Precipitation: 1.18"

Humidity: 72%

Dew Point: 58 °F

Wind: 6 mph

Pressure: 30.00 "Hg

Visibility: 12 mi

September Climate & Weather Averages in Ajax

High Temp: 70 °F

Low Temp: 51 °F

Mean Temp: 61 °F

Precipitation: 1.38"

Humidity: 75%

Dew Point: 52 °F

Wind: 7 mph

Pressure: 30.04 "Hg

Visibility: 12 mi

October Climate & Weather Averages in Ajax

High Temp: 57 °F

Low Temp: 40 °F

Mean Temp: 48 °F

Precipitation: 1.50"

Humidity: 77%

Dew Point: 41 °F

Wind: 7 mph

Pressure: 30.03 "Hg

Visibility: 12 mi

November Climate & Weather Averages in Ajax

High Temp: 45 °F

Low Temp: 31 °F

Mean Temp: 38 °F

Precipitation: 1.38"

Humidity: 78%

Dew Point: 31 °F

Wind: 8 mph

Pressure: 30.04 "Hg

Visibility: 11 mi

December Climate & Weather Averages in Ajax

High Temp: 34 °F

Low Temp: 22 °F

Mean Temp: 28 °F

Precipitation: 1.20"

Humidity: 78%

Dew Point: 22 °F

Wind: 9 mph

Pressure: 30.04 "Hg

Visibility: 11 mi

Quick Climate Info

Hottest MonthJuly (70 °F avg)
Coldest MonthJanuary (22 °F avg)
Wettest MonthJune (1.66" avg)
Windiest MonthJanuary (9 mph avg)
Annual precip.15.77" (per year)

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