Best year time to visit Hartford

General weather information about Hartford

Average annual temperature is 11.9 °C

Absolute maximum temperature: 35.2 °C

Absolute minimum temperature: -21.6 °C

Number of sunny days: 170

Number of rainy days: 184

Number of snow days: 11

Average annual precipitation: 1411 mm

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* Weather data for Hartford United States is based on climate observations for 2023 year

Hartford air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 14.6 18 15.7 32.4 28.8 33.6 32.8 30.1 35.2 28 19.2 17.3
Average daytime temperature (°C) 7.1 6.8 9.5 18 21.5 25.4 29.5 26.6 23.9 19 10.1 8.4
Average temperature (°C) 3.1 1.6 4 11.3 14.9 19.2 24 21.5 18.8 13.8 4.7 4.1
Average night temperature (°C) -0.4 -2.8 -0.7 6 8.6 14.1 19.5 17.2 15.1 9.7 0.6 0.5
Absolute minimum temperature (°C) -5.8 -21.6 -9.2 -3.1 3.1 8.3 14.6 12.9 7 3.9 -4.8 -6.4

Hartford monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 10 11.2 12.7 14 15 15.2 15.2 14.4 13.2 11.8 10.4 9.4
Daylight mean duration (h) 9.5 10.6 12 13.4 14.6 15.2 14.9 13.8 12.5 11.1 9.9 9.2
Daylight minimum duration (h) 9.2 10 11.2 12.7 14 15 14.5 13.2 11.8 10.4 9.4 9.1
Sunshine mean duration (h) 5.9 7.4 8.4 9.1 12 10.6 11.1 9.7 9 8.1 7.3 5.7
Precipitation (mm) 140 51 120 106 71 65 185 116 244 70 44 201
Sunny days 9 15 14 15 21 7 10 11 14 16 21 17
Rainy days 16 10 15 15 10 23 21 20 16 15 9 14
Snow days 6 3 2

Hartford - weather forecast by months

January February March April May June July August September October November December

Best time to visit Hartford:

The best time to visit Hartford during the most sunny months:

  • May — 12(h)
  • July — 11.1(h)

The largest precipitation sum in Hartford is at

  • July — 185(mm)
  • September — 244(mm)
  • December — 201(mm)

Weather forecast in the closest to Hartford admin centers