Harrisburg International Airport Weather Forecast

    • 70
    • 86

    Rain Showers Likely

    • 68
    • 84

    Chance Rain Showers

    • 70
    • 84

    Chance Rain Showers

    • 61
    • 83

    Partly Sunny

    • 62
    • 79

    Slight Chance Thunderstorms

    • 68
    • 82

    Chance Rain Showers

Today 11 Aug Dauphin

Mostly cloudy with a chance of Showers and Thunderstorms. Near steady temperature in the mid 80s. West Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 11 Aug Dauphin

A chance of Thunderstorms in the evening. Mostly cloudy with a chance of Showers. Patchy fog after midnight. Humid with Lows in the upper 60s. Northwest Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harrisburg International Airport Temperature Statistics

August Temperature

Harrisburg, Harrisburg International Airport (0 miles)

  • Lowest 4 August, 2026

    64.7 °F

  • Average August

    78.3 °F

  • Highest 9 August, 2026

    89.1 °F

Climate (2021–2026)

Harrisburg, Harrisburg International Airport (0 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    55.9 °F

  • Average High 2021–2026

    65.1 °F
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