Weather Averages Norwalk, CT

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Weather Averages for
Norwalk, CT


Latitude: 41°7'N, Longitude: 73°25'W, Elevation: 37.0 ft, Distance: 1.57 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years
°F 50 27 29 38 48 57 67 72 71 64 52 43 32
Average high temperature
over 30 years
°F 60 37 38 48 58 68 78 83 82 75 64 53 41
Average low temperature
over 30 years
°F 39 17 19 28 37 46 56 62 60 52 40 33 23
Average precipitation
over 30 years
in 46.8 3.6 3.1 3.9 4.3 4.6 3.9 3.9 3.7 3.9 3.7 4.3 4.0
Heating degree days
over 30 years
days 5865 1163 1000 828 501 239 22 - - 84 381 639 1008
Cooling degree days
over 30 years
days 613 - - - - 15 91 245 208 54 - - -