Annual Weather Averages Near Longueuil
Averages are for Mc Tavish, which is 5 miles from Longueuil.
Based on weather reports collected during 2012–2021.
All Year Climate & Weather Averages in Longueuil
High Temp: 81 °F
Low Temp: 12 °F
Mean Temp: 47 °F
Precipitation: 3.46"
Humidity: 66%
Dew Point: 35 °F
Wind: 7 mph
Pressure: 29.99 "Hg
Visibility: 9 mi
January Climate & Weather Averages in Longueuil
High Temp: 26 °F
Low Temp: 12 °F
Mean Temp: 19 °F
Precipitation: 2.85"
Humidity: 74%
Dew Point: 12 °F
Wind: 8 mph
Pressure: 30.01 "Hg
Visibility: 8 mi
February Climate & Weather Averages in Longueuil
High Temp: 28 °F
Low Temp: 14 °F
Mean Temp: 21 °F
Precipitation: 2.90"
Humidity: 70%
Dew Point: 12 °F
Wind: 8 mph
Pressure: 30.02 "Hg
Visibility: 8 mi
March Climate & Weather Averages in Longueuil
High Temp: 37 °F
Low Temp: 23 °F
Mean Temp: 30 °F
Precipitation: 2.81"
Humidity: 62%
Dew Point: 18 °F
Wind: 8 mph
Pressure: 30.04 "Hg
Visibility: 8 mi
April Climate & Weather Averages in Longueuil
High Temp: 51 °F
Low Temp: 36 °F
Mean Temp: 44 °F
Precipitation: 4.15"
Humidity: 57%
Dew Point: 28 °F
Wind: 8 mph
Pressure: 29.96 "Hg
Visibility: 9 mi
May Climate & Weather Averages in Longueuil
High Temp: 68 °F
Low Temp: 50 °F
Mean Temp: 59 °F
Precipitation: 3.11"
Humidity: 56%
Dew Point: 42 °F
Wind: 7 mph
Pressure: 29.97 "Hg
Visibility: 9 mi
June Climate & Weather Averages in Longueuil
High Temp: 76 °F
Low Temp: 59 °F
Mean Temp: 67 °F
Precipitation: 3.86"
Humidity: 61%
Dew Point: 52 °F
Wind: 7 mph
Pressure: 29.90 "Hg
Visibility: 9 mi
July Climate & Weather Averages in Longueuil
High Temp: 81 °F
Low Temp: 65 °F
Mean Temp: 73 °F
Precipitation: 3.30"
Humidity: 63%
Dew Point: 59 °F
Wind: 7 mph
Pressure: 29.92 "Hg
Visibility: 9 mi
August Climate & Weather Averages in Longueuil
High Temp: 79 °F
Low Temp: 64 °F
Mean Temp: 71 °F
Precipitation: 3.60"
Humidity: 66%
Dew Point: 59 °F
Wind: 6 mph
Pressure: 29.96 "Hg
Visibility: 9 mi
September Climate & Weather Averages in Longueuil
High Temp: 71 °F
Low Temp: 55 °F
Mean Temp: 63 °F
Precipitation: 3.04"
Humidity: 68%
Dew Point: 52 °F
Wind: 7 mph
Pressure: 30.04 "Hg
Visibility: 9 mi
October Climate & Weather Averages in Longueuil
High Temp: 58 °F
Low Temp: 44 °F
Mean Temp: 51 °F
Precipitation: 5.01"
Humidity: 71%
Dew Point: 42 °F
Wind: 6 mph
Pressure: 30.01 "Hg
Visibility: 9 mi
November Climate & Weather Averages in Longueuil
High Temp: 42 °F
Low Temp: 30 °F
Mean Temp: 36 °F
Precipitation: 2.91"
Humidity: 70%
Dew Point: 28 °F
Wind: 7 mph
Pressure: 30.03 "Hg
Visibility: 8 mi
December Climate & Weather Averages in Longueuil
High Temp: 31 °F
Low Temp: 20 °F
Mean Temp: 26 °F
Precipitation: 3.95"
Humidity: 76%
Dew Point: 19 °F
Wind: 7 mph
Pressure: 30.03 "Hg
Visibility: 8 mi