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Connecticut Weather Records

Weather data and records for the U.S. state of Connecticut based on data compiled by the NOAA.
All data displayed in U.S. customary units.
All data displayed in metric units.
Connecticut Statewide Averages
Average temperatures over the entire territory of the state, from 1991–2020.
Month High (°F°C) Low (°F°C)
January 36.02.2 18.5-7.5
February 38.73.7 20.0-6.7
March 46.68.1 27.1-2.7
April 58.814.9 36.52.5
May 69.520.8 46.68.1
June 77.725.4 56.013.3
July 82.928.3 61.816.6
August 81.027.2 60.115.6
September 74.023.3 52.911.6
October 62.517.0 41.75.4
November 51.110.6 32.60.3
December 41.05.0 24.4-4.2
Entire Year 60.115.6 39.94.4
Connecticut Cities
Yearly weather averages for various places in Connecticut, from 1991–2020.
City Average (°F°C) Record (°F°C) Yearly (inchescm)
High Low High Low Precipitation Snow
Bridgeport 60.916.0 45.57.5 102.939.4 -20.0-28.9 44.1112.0 35.189.3
Danbury 61.716.5 41.15.0 106.041.1 -18.0-27.8 52.3133.0 47.3120.1
Hartford 61.316.3 41.05.0 102.939.4 -26.0-32.2 47.0119.5 49.9126.7
New Haven 60.916.0 45.57.5 102.939.4 -20.0-28.9 44.1112.0 35.189.3
Norfolk 54.912.7 37.32.9 93.033.9 -25.1-31.7 53.5135.8 75.2191.1
Norwich 62.016.7 41.65.3 102.038.9 -20.9-29.4 49.6125.9 24.161.2
Storrs 58.014.5 41.05.0 100.938.3 -20.0-28.9 47.6121.0 37.896.1