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Climate & Weather Averages in St. Catharines, Ontario, Canada

Now
55 °F

Broken clouds.


Feels Like: 53 °F
Forecast: 60 / 38 °F
Wind: 8 mph from Southwest

Location: Saint Catharines Airport

Current Time: Oct 15, 2019 at 12:25:29 pm

Latest Report: Oct 15, 2019 at 12:00 pm


Visibility: 15 mi

Pressure: 30.09 "Hg

Humidity: 67%

Dew Point: 45 °F

Location of St. CatharinesLocation

Annual Weather Averages Near St. Catharines

Averages are for Saint Catharines Airport, which is 5 miles from St. Catharines.

Based on weather reports collected during 1985–2015.

All Year Climate & Weather Averages in St. Catharines

High Temp: 81 °F

Low Temp: 20 °F

Mean Temp: 49 °F

Precipitation: 1.29"

Humidity: 71%

Dew Point: 41 °F

Wind: 9 mph

Pressure: 30.01 "Hg

Visibility: 12 mi

January Climate & Weather Averages in St. Catharines

High Temp: 32 °F

Low Temp: 20 °F

Mean Temp: 26 °F

Precipitation: 1.40"

Humidity: 76%

Dew Point: 20 °F

Wind: 11 mph

Pressure: 30.04 "Hg

Visibility: 11 mi

February Climate & Weather Averages in St. Catharines

High Temp: 33 °F

Low Temp: 20 °F

Mean Temp: 26 °F

Precipitation: 0.88"

Humidity: 74%

Dew Point: 20 °F

Wind: 11 mph

Pressure: 30.06 "Hg

Visibility: 11 mi

March Climate & Weather Averages in St. Catharines

High Temp: 42 °F

Low Temp: 27 °F

Mean Temp: 35 °F

Precipitation: 0.97"

Humidity: 70%

Dew Point: 26 °F

Wind: 10 mph

Pressure: 30.05 "Hg

Visibility: 12 mi

April Climate & Weather Averages in St. Catharines

High Temp: 54 °F

Low Temp: 37 °F

Mean Temp: 46 °F

Precipitation: 1.61"

Humidity: 67%

Dew Point: 35 °F

Wind: 10 mph

Pressure: 29.97 "Hg

Visibility: 13 mi

May Climate & Weather Averages in St. Catharines

High Temp: 67 °F

Low Temp: 48 °F

Mean Temp: 57 °F

Precipitation: 1.40"

Humidity: 65%

Dew Point: 47 °F

Wind: 9 mph

Pressure: 29.98 "Hg

Visibility: 13 mi

June Climate & Weather Averages in St. Catharines

High Temp: 77 °F

Low Temp: 59 °F

Mean Temp: 68 °F

Precipitation: 1.43"

Humidity: 67%

Dew Point: 57 °F

Wind: 8 mph

Pressure: 29.94 "Hg

Visibility: 12 mi

July Climate & Weather Averages in St. Catharines

High Temp: 81 °F

Low Temp: 64 °F

Mean Temp: 72 °F

Precipitation: 1.46"

Humidity: 67%

Dew Point: 62 °F

Wind: 8 mph

Pressure: 29.95 "Hg

Visibility: 12 mi

August Climate & Weather Averages in St. Catharines

High Temp: 79 °F

Low Temp: 62 °F

Mean Temp: 71 °F

Precipitation: 0.92"

Humidity: 69%

Dew Point: 61 °F

Wind: 8 mph

Pressure: 30.00 "Hg

Visibility: 13 mi

September Climate & Weather Averages in St. Catharines

High Temp: 72 °F

Low Temp: 55 °F

Mean Temp: 63 °F

Precipitation: 1.36"

Humidity: 72%

Dew Point: 55 °F

Wind: 8 mph

Pressure: 30.03 "Hg

Visibility: 13 mi

October Climate & Weather Averages in St. Catharines

High Temp: 59 °F

Low Temp: 44 °F

Mean Temp: 52 °F

Precipitation: 1.38"

Humidity: 73%

Dew Point: 44 °F

Wind: 9 mph

Pressure: 30.03 "Hg

Visibility: 13 mi

November Climate & Weather Averages in St. Catharines

High Temp: 48 °F

Low Temp: 35 °F

Mean Temp: 41 °F

Precipitation: 1.31"

Humidity: 74%

Dew Point: 34 °F

Wind: 10 mph

Pressure: 30.05 "Hg

Visibility: 13 mi

December Climate & Weather Averages in St. Catharines

High Temp: 37 °F

Low Temp: 27 °F

Mean Temp: 32 °F

Precipitation: 1.37"

Humidity: 77%

Dew Point: 26 °F

Wind: 10 mph

Pressure: 30.06 "Hg

Visibility: 12 mi

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Quick Climate Info

Hottest MonthJuly (72 °F avg)
Coldest MonthJanuary (26 °F avg)
Wettest MonthApril (1.61" avg)
Windiest MonthJanuary (11 mph avg)
Annual precip.15.51" (per year)

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