Best year time to visit Harrisburg

General weather information about Harrisburg

Average annual temperature is 7.8 °C

Absolute maximum temperature: 32.3 °C

Absolute minimum temperature: -33.5 °C

Number of sunny days: 120 days

Number of rainy days: 209 days

Number of snow days: 36 days

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

Harrisburg air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)7.710.410.226.730.632.328.624.229.728.113.88.9
Average daytime temperature (°C)1.51.13.213.818.821.424.921.820.615.04.93.2
Average temperature (°C)-2.1-4.7-1.47.212.016.520.217.416.010.50.50.0
Average night temperature (°C)-5.3-10.0-5.52.16.012.216.013.812.26.9-2.8-2.7
Absolute minimum temperature (°C)-12.6-33.5-11.0-11.9-0.95.810.67.16.8-2.8-11.6-11.3

Harrisburg 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)9.410.511.913.414.715.415.013.912.511.09.79.0
Daylight minimum duration (h)9.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)3.86.36.78.011.410.311.09.68.76.46.53.6
Precipitation (mm)11063134110621352351504012875143
Sunny days81110121551414141511
Rainy days14111318162530271617814
Snow days968000000076

Harrisburg - weather forecast by months

Harrisburg weather in januaryHarrisburg weather in februaryHarrisburg weather in marchHarrisburg weather in aprilHarrisburg weather in mayHarrisburg weather in juneHarrisburg weather in julyHarrisburg weather in augustHarrisburg weather in septemberHarrisburg weather in octoberHarrisburg weather in novemberHarrisburg weather in december

Best time to visit Harrisburg:

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

  • May — 11.4(h)
  • June — 10.3(h)
  • July — 11.0(h)

Months with the longest average daylight duration in Harrisburg:

  • June — 15.4(h)

The largest precipitation sum in Harrisburg is at

  • July — 235(mm)
  • August — 150(mm)

    • Weather forecast in the closest to Harrisburg admin centers

    Weather forecast in the closest towns to Harrisburg

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    Frequently asked questions

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