Best year time to visit Hartford

General weather information about Hartford

Average annual temperature is 9.0 °C

Absolute maximum temperature: 37.0 °C

Absolute minimum temperature: -24.4 °C

Number of sunny days: 222 days

Number of rainy days: 109 days

Number of snow days: 34 days

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* Weather data for Hartford United States is based on climate observations for 2026 year

Hartford air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)1.53.57.326.730.834.335.537.035.431.217.310.4
Average daytime temperature (°C)-5.2-2.30.813.723.928.527.928.925.915.29.04.3
Average temperature (°C)-8.0-7.2-4.17.117.522.722.223.120.110.43.6-0.2
Average night temperature (°C)-10.7-11.1-7.82.011.717.317.018.215.26.4-0.6-3.3
Absolute minimum temperature (°C)-23.8-24.4-16.2-6.72.010.311.112.89.0-7.2-9.7-7.8

Hartford monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.410.511.913.414.715.415.113.912.511.09.79.0
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)3.87.37.29.311.912.812.511.610.07.37.25.2
Precipitation (mm)513637476564378452111153
Sunny days201816181715192018142621
Rainy days244914151211121637
Snow days9611300000113

Hartford - weather forecast by months

Hartford weather in januaryHartford weather in februaryHartford weather in marchHartford weather in aprilHartford weather in mayHartford weather in juneHartford weather in julyHartford weather in augustHartford weather in septemberHartford weather in octoberHartford weather in novemberHartford weather in december

Best time to visit Hartford:

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

  • May — 11.9(h)
  • June — 12.8(h)
  • July — 12.5(h)
  • August — 11.6(h)

Months with the longest average daylight duration in Hartford:

  • June — 15.4(h)

The largest precipitation sum in Hartford is at

  • August — 84(mm)
  • October — 111(mm)

    • Weather forecast in the closest to Hartford admin centers

    Weather forecast in the closest towns to Hartford

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    Frequently asked questions

    When is the best time to visit Hartford?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Hartford.
    What is the weather like in Hartford?
    See average temperature, rainfall and daylight hours for Hartford by month in the table above.
    How many sunny days does Hartford have?
    The monthly weather statistics above show sunshine and rainfall patterns for Hartford throughout the year.