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Climate & Weather Averages in Mary's Harbour, Newfoundland and Labrador, Canada

Currently: 27 °F. Clear. (Weather station: Mary's Harbour, Canada). See more current weather

Annual Weather Averages in Mary's Harbour

Based on weather reports collected during 1985–2015.

All Year Climate & Weather Averages in Mary's Harbour

High Temp: 65 °F

Low Temp: 1 °F

Mean Temp: 34 °F

Precipitation: 1.01"

Humidity: 77%

Dew Point: 27 °F

Wind: 11 mph

Pressure: 29.84 "Hg

Visibility: 10 mi

January Climate & Weather Averages in Mary's Harbour

High Temp: 19 °F

Low Temp: 1 °F

Mean Temp: 10 °F

Precipitation: 0.84"

Humidity: 72%

Dew Point: 3 °F

Wind: 11 mph

Pressure: 29.71 "Hg

Visibility: 9 mi

February Climate & Weather Averages in Mary's Harbour

High Temp: 20 °F

Low Temp: 2 °F

Mean Temp: 11 °F

Precipitation: 0.86"

Humidity: 72%

Dew Point: 4 °F

Wind: 11 mph

Pressure: 29.75 "Hg

Visibility: 9 mi

March Climate & Weather Averages in Mary's Harbour

High Temp: 28 °F

Low Temp: 11 °F

Mean Temp: 19 °F

Precipitation: 0.90"

Humidity: 74%

Dew Point: 13 °F

Wind: 12 mph

Pressure: 29.85 "Hg

Visibility: 9 mi

April Climate & Weather Averages in Mary's Harbour

High Temp: 36 °F

Low Temp: 24 °F

Mean Temp: 30 °F

Precipitation: 0.90"

Humidity: 79%

Dew Point: 25 °F

Wind: 11 mph

Pressure: 29.92 "Hg

Visibility: 9 mi

May Climate & Weather Averages in Mary's Harbour

High Temp: 46 °F

Low Temp: 32 °F

Mean Temp: 39 °F

Precipitation: 0.91"

Humidity: 80%

Dew Point: 32 °F

Wind: 10 mph

Pressure: 29.96 "Hg

Visibility: 10 mi

June Climate & Weather Averages in Mary's Harbour

High Temp: 57 °F

Low Temp: 40 °F

Mean Temp: 48 °F

Precipitation: 1.01"

Humidity: 78%

Dew Point: 41 °F

Wind: 10 mph

Pressure: 29.87 "Hg

Visibility: 10 mi

July Climate & Weather Averages in Mary's Harbour

High Temp: 65 °F

Low Temp: 47 °F

Mean Temp: 56 °F

Precipitation: 1.02"

Humidity: 78%

Dew Point: 48 °F

Wind: 9 mph

Pressure: 29.85 "Hg

Visibility: 10 mi

August Climate & Weather Averages in Mary's Harbour

High Temp: 65 °F

Low Temp: 49 °F

Mean Temp: 57 °F

Precipitation: 0.90"

Humidity: 79%

Dew Point: 50 °F

Wind: 9 mph

Pressure: 29.87 "Hg

Visibility: 10 mi

September Climate & Weather Averages in Mary's Harbour

High Temp: 57 °F

Low Temp: 42 °F

Mean Temp: 50 °F

Precipitation: 0.92"

Humidity: 77%

Dew Point: 43 °F

Wind: 10 mph

Pressure: 29.87 "Hg

Visibility: 11 mi

October Climate & Weather Averages in Mary's Harbour

High Temp: 45 °F

Low Temp: 34 °F

Mean Temp: 40 °F

Precipitation: 1.40"

Humidity: 80%

Dew Point: 34 °F

Wind: 10 mph

Pressure: 29.88 "Hg

Visibility: 10 mi

November Climate & Weather Averages in Mary's Harbour

High Temp: 35 °F

Low Temp: 23 °F

Mean Temp: 29 °F

Precipitation: 1.12"

Humidity: 79%

Dew Point: 24 °F

Wind: 11 mph

Pressure: 29.84 "Hg

Visibility: 10 mi

December Climate & Weather Averages in Mary's Harbour

High Temp: 26 °F

Low Temp: 11 °F

Mean Temp: 18 °F

Precipitation: 1.36"

Humidity: 76%

Dew Point: 12 °F

Wind: 12 mph

Pressure: 29.77 "Hg

Visibility: 9 mi

Quick Climate Info

Hottest MonthAugust (57 °F avg)
Coldest MonthJanuary (10 °F avg)
Wettest MonthOctober (1.40" avg)
Windiest MonthMarch (12 mph avg)
Annual precip.12.14" (per year)

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