Hartford
The tables below display average monthly climate and weather indicators in Hartford Connecticut.
Temperature by: Fahrenheit / Centigrade
Hartford Temperature |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
Avg. Temperature | 24.6 | 27.5 | 37.5 | 48.7 | 59.6 | 68.5 | 73.7 | 71.6 | 63.3 | 52.2 | 41.9 | 29.5 | 49.9 |
Avg. Max Temperature | 33.2 | 36.4 | 46.8 | 59.9 | 71.6 | 80.0 | 85.0 | 82.7 | 74.8 | 63.7 | 51.0 | 37.5 | 60.2 |
Avg. Min Temperature | 15.8 | 18.6 | 28.1 | 37.5 | 47.6 | 56.9 | 62.2 | 60.4 | 51.8 | 40.7 | 32.8 | 21.3 | 39.5 |
Days with Max Temp of 90 F or Higher | 0.0 | 0.0 | 0.0 | < 0.5 | 1.0 | 3.0 | 7.0 | 5.0 | 1.0 | < 0.5 | 0.0 | 0.0 | 18.0 |
Days with Min Temp Below Freezing | 28.0 | 25.0 | 22.0 | 8.0 | 1.0 | 0.0 | 0.0 | 0.0 | < 0.5 | 6.0 | 17.0 | 27.0 | 133 |
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Hartford Heating and Cooling |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
Heating Degree Days | 1252 | 1050 | 853 | 489 | 194 | 20.0 | 0.0 | 6.0 | 96.0 | 397 | 693 | 1101 | 6151 |
Cooling Degree Days | 0.0 | 0.0 | 0.0 | 0.0 | 27.0 | 125 | 270 | 210 | 45.0 | 0.0 | 0.0 | 0.0 | 677 |
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Hartford Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
Precipitation (inches) | 3.4 | 3.2 | 3.6 | 3.9 | 4.1 | 3.8 | 3.2 | 3.7 | 3.8 | 3.6 | 4.0 | 3.9 | 44.1 |
Days with Precipitation 0.01 inch or More | 11.0 | 10.0 | 12.0 | 11.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 9.0 | 11.0 | 12.0 | 128 |
Monthly Snowfall (inches) | 13.0 | 12.0 | 10.0 | 1.5 | 0.0 | < 0.05 | 0.0 | 0.0 | 0.0 | 0.1 | 2.1 | 10.3 | 49.0 |
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Other Hartford Weather Indicators |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
Average Wind Speed | 9.0 | 9.4 | 9.9 | 9.8 | 8.7 | 8.0 | 7.3 | 7.0 | 7.3 | 7.8 | 8.4 | 8.7 | 8.4 |
Clear Days | 8.0 | 7.0 | 7.0 | 6.0 | 6.0 | 6.0 | 6.0 | 7.0 | 8.0 | 9.0 | 6.0 | 7.0 | 82.0 |
Partly Cloudy Days | 8.0 | 8.0 | 8.0 | 9.0 | 10.0 | 10.0 | 12.0 | 11.0 | 9.0 | 9.0 | 8.0 | 7.0 | 108 |
Cloudy Days | 15.0 | 14.0 | 16.0 | 15.0 | 16.0 | 14.0 | 13.0 | 13.0 | 13.0 | 13.0 | 16.0 | 17.0 | 175 |
Percent of Possible Sunshine | 53.0 | 56.0 | 57.0 | 55.0 | 57.0 | 60.0 | 62.0 | 62.0 | 59.0 | 57.0 | 45.0 | 47.0 | 56.0 |
Avg. Relative Humidity | 55.5 | 64.0 | 63.0 | 60.0 | 59.0 | 62.0 | 65.0 | 67.0 | 69.5 | 69.0 | 64.5 | 66.0 | 68.0 |
Weather information for other cities in Connecticut