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

Currently: -12 °C. Passing clouds. (Weather station: Mary's Harbour, Canada). See more current weather

Annual Weather Averages in Mary's Harbour

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in Mary's Harbour

High Temp: 19 °C

Low Temp: -17 °C

Mean Temp: 1 °C

Precipitation: 76.4 mm

Humidity: 77%

Dew Point: -2 °C

Wind: 31 km/h

Pressure: 101.07 kPa

Visibility: 14 km

January Climate & Weather Averages in Mary's Harbour

High Temp: -6 °C

Low Temp: -17 °C

Mean Temp: -11 °C

Precipitation: 76.3 mm

Humidity: 73%

Dew Point: -15 °C

Wind: 33 km/h

Pressure: 100.64 kPa

Visibility: 13 km

February Climate & Weather Averages in Mary's Harbour

High Temp: -6 °C

Low Temp: -17 °C

Mean Temp: -12 °C

Precipitation: 64.8 mm

Humidity: 72%

Dew Point: -15 °C

Wind: 34 km/h

Pressure: 100.79 kPa

Visibility: 13 km

March Climate & Weather Averages in Mary's Harbour

High Temp: -2 °C

Low Temp: -12 °C

Mean Temp: -7 °C

Precipitation: 102.0 mm

Humidity: 74%

Dew Point: -11 °C

Wind: 36 km/h

Pressure: 101.08 kPa

Visibility: 13 km

April Climate & Weather Averages in Mary's Harbour

High Temp: 3 °C

Low Temp: -5 °C

Mean Temp: -1 °C

Precipitation: 62.0 mm

Humidity: 79%

Dew Point: -4 °C

Wind: 33 km/h

Pressure: 101.24 kPa

Visibility: 14 km

May Climate & Weather Averages in Mary's Harbour

High Temp: 7 °C

Low Temp: 0 °C

Mean Temp: 4 °C

Precipitation: 70.2 mm

Humidity: 80%

Dew Point: 0 °C

Wind: 29 km/h

Pressure: 101.41 kPa

Visibility: 14 km

June Climate & Weather Averages in Mary's Harbour

High Temp: 14 °C

Low Temp: 4 °C

Mean Temp: 9 °C

Precipitation: 71.8 mm

Humidity: 79%

Dew Point: 5 °C

Wind: 29 km/h

Pressure: 101.19 kPa

Visibility: 14 km

July Climate & Weather Averages in Mary's Harbour

High Temp: 19 °C

Low Temp: 9 °C

Mean Temp: 14 °C

Precipitation: 76.1 mm

Humidity: 79%

Dew Point: 9 °C

Wind: 26 km/h

Pressure: 101.08 kPa

Visibility: 15 km

August Climate & Weather Averages in Mary's Harbour

High Temp: 19 °C

Low Temp: 9 °C

Mean Temp: 14 °C

Precipitation: 73.6 mm

Humidity: 80%

Dew Point: 10 °C

Wind: 26 km/h

Pressure: 101.16 kPa

Visibility: 15 km

September Climate & Weather Averages in Mary's Harbour

High Temp: 14 °C

Low Temp: 5 °C

Mean Temp: 10 °C

Precipitation: 68.3 mm

Humidity: 78%

Dew Point: 6 °C

Wind: 29 km/h

Pressure: 101.20 kPa

Visibility: 15 km

October Climate & Weather Averages in Mary's Harbour

High Temp: 8 °C

Low Temp: 1 °C

Mean Temp: 4 °C

Precipitation: 93.2 mm

Humidity: 80%

Dew Point: 1 °C

Wind: 30 km/h

Pressure: 101.18 kPa

Visibility: 14 km

November Climate & Weather Averages in Mary's Harbour

High Temp: 2 °C

Low Temp: -5 °C

Mean Temp: -1 °C

Precipitation: 84.6 mm

Humidity: 79%

Dew Point: -4 °C

Wind: 33 km/h

Pressure: 101.10 kPa

Visibility: 14 km

December Climate & Weather Averages in Mary's Harbour

High Temp: -3 °C

Low Temp: -11 °C

Mean Temp: -7 °C

Precipitation: 73.8 mm

Humidity: 77%

Dew Point: -10 °C

Wind: 34 km/h

Pressure: 100.82 kPa

Visibility: 13 km

Quick Climate Info

Hottest Month August (14 °C avg)
Coldest Month February (-12 °C avg)
Wettest Month March (102.0 mm avg)
Windiest Month March (36 km/h avg)
Annual precip. 916.5 mm (per year)

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