Grantville Weather Forecast

    • 51
    • 78

    Increasing Clouds

    • 47
    • 69

    Mostly Sunny

    • 53
    • 74

    Mostly Sunny

    • 52
    • 77

    Mostly Sunny

    • 52
    • 75

    Partly Sunny

    • 53
    • 75

    Mostly Sunny

Today 29 May Dauphin

Sunny. Highs in the upper 70s. West Winds 5 to 10 Mph.

Tonight 29 May Dauphin

Mostly clear. Lows in the lower 50s. West Winds 5 to 10 Mph, becoming northwest 10 to 15 Mph after midnight. Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grantville Temperature Statistics

May Temperature

Muir Army Air Field / Indiantown (5.6 miles)

  • Lowest 4 May, 2026

    40.8 °F

  • Average May

    63.3 °F

  • Highest 18 May, 2026

    94.6 °F

Climate (2021–Present)

Muir Army Air Field / Indiantown (5.6 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.9 °F
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