Annual Weather Averages Near New Haven
Averages are for Tweed-New Haven Airport, which is 4 miles from New Haven.
Based on weather reports collected during 1985–2015.
All Year Climate & Weather Averages in New Haven
High Temp: 82 °F
Low Temp: 25 °F
Mean Temp: 53 °F
Precipitation: 0.84"
Humidity: 67%
Dew Point: 42 °F
Wind: 7 mph
Pressure: 30.03 "Hg
Visibility: 11 mi
January Climate & Weather Averages in New Haven
High Temp: 38 °F
Low Temp: 25 °F
Mean Temp: 32 °F
Precipitation: 0.70"
Humidity: 65%
Dew Point: 20 °F
Wind: 8 mph
Pressure: 30.07 "Hg
Visibility: 11 mi
February Climate & Weather Averages in New Haven
High Temp: 40 °F
Low Temp: 25 °F
Mean Temp: 33 °F
Precipitation: 0.56"
Humidity: 63%
Dew Point: 20 °F
Wind: 8 mph
Pressure: 30.05 "Hg
Visibility: 11 mi
March Climate & Weather Averages in New Haven
High Temp: 47 °F
Low Temp: 32 °F
Mean Temp: 40 °F
Precipitation: 0.93"
Humidity: 62%
Dew Point: 27 °F
Wind: 8 mph
Pressure: 30.05 "Hg
Visibility: 11 mi
April Climate & Weather Averages in New Haven
High Temp: 58 °F
Low Temp: 42 °F
Mean Temp: 50 °F
Precipitation: 0.67"
Humidity: 62%
Dew Point: 36 °F
Wind: 8 mph
Pressure: 29.99 "Hg
Visibility: 11 mi
May Climate & Weather Averages in New Haven
High Temp: 68 °F
Low Temp: 51 °F
Mean Temp: 60 °F
Precipitation: 0.85"
Humidity: 68%
Dew Point: 48 °F
Wind: 7 mph
Pressure: 30.00 "Hg
Visibility: 10 mi
June Climate & Weather Averages in New Haven
High Temp: 77 °F
Low Temp: 61 °F
Mean Temp: 69 °F
Precipitation: 1.03"
Humidity: 71%
Dew Point: 59 °F
Wind: 7 mph
Pressure: 29.96 "Hg
Visibility: 10 mi
July Climate & Weather Averages in New Haven
High Temp: 82 °F
Low Temp: 67 °F
Mean Temp: 74 °F
Precipitation: 0.69"
Humidity: 71%
Dew Point: 64 °F
Wind: 6 mph
Pressure: 29.97 "Hg
Visibility: 9 mi
August Climate & Weather Averages in New Haven
High Temp: 81 °F
Low Temp: 66 °F
Mean Temp: 73 °F
Precipitation: 1.00"
Humidity: 71%
Dew Point: 64 °F
Wind: 6 mph
Pressure: 30.01 "Hg
Visibility: 10 mi
September Climate & Weather Averages in New Haven
High Temp: 74 °F
Low Temp: 58 °F
Mean Temp: 66 °F
Precipitation: 0.91"
Humidity: 72%
Dew Point: 57 °F
Wind: 7 mph
Pressure: 30.06 "Hg
Visibility: 11 mi
October Climate & Weather Averages in New Haven
High Temp: 63 °F
Low Temp: 47 °F
Mean Temp: 55 °F
Precipitation: 0.82"
Humidity: 70%
Dew Point: 45 °F
Wind: 7 mph
Pressure: 30.07 "Hg
Visibility: 12 mi
November Climate & Weather Averages in New Haven
High Temp: 53 °F
Low Temp: 38 °F
Mean Temp: 46 °F
Precipitation: 0.89"
Humidity: 67%
Dew Point: 35 °F
Wind: 8 mph
Pressure: 30.10 "Hg
Visibility: 11 mi
December Climate & Weather Averages in New Haven
High Temp: 43 °F
Low Temp: 30 °F
Mean Temp: 36 °F
Precipitation: 1.01"
Humidity: 66%
Dew Point: 26 °F
Wind: 8 mph
Pressure: 30.09 "Hg
Visibility: 11 mi