Middletown Weather Forecast

    • 48
    • 69

    Becoming Sunny

    • 53
    • 75

    Mostly Sunny

    • 52
    • 77

    Mostly Sunny

    • 52
    • 75

    Slight Chance Rain Showers

    • 54
    • 76

    Mostly Sunny

    • 59
    • 81

    Mostly Sunny

Today 30 May Dauphin

Sunny, cooler. Near steady temperature in the mid 60s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 30 May Dauphin

Clear. Lows in the mid 40s. North Winds 10 to 15 Mph with Gusts up to 25 Mph, Diminishing to around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Middletown Temperature Statistics

May Temperature

Harrisburg, Harrisburg International Airport (1.2 miles)

  • Lowest 1 May, 2026

    39.7 °F

  • Average May

    62.6 °F

  • Highest 18 May, 2026

    93.7 °F

Climate (2021–Present)

Harrisburg, Harrisburg International Airport (1.2 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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