Grantville Weather Forecast

    • 77
    • 102

    Chance Thunderstorms

    • 71
    • 99

    Chance Thunderstorms

    • 68
    • 91

    Rain Showers

    • 66
    • 84

    Rain Showers

    • 66
    • 84

    Chance Thunderstorms

    • 67
    • 87

    Chance Rain Showers

Today 3 Jul Dauphin

Mostly sunny with isolated Thunderstorms. Some Thunderstorms may be severe with damaging Winds. Very hot. Near steady temperature around 100. West Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of precipitation 20 percent. Heat index Values between 110 and 115.

Tonight 3 Jul Dauphin

Partly cloudy with a slight chance of Thunderstorms. Scattered Showers, mainly in the evening. Some Thunderstorms may produce gusty Winds. Very warm. Humid with Lows in the mid 70s. Northwest Winds 5 to 10 Mph. Chance of rain 30 percent. Heat index Values between 105 and 110 early in the evening.

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Grantville Temperature Statistics

July Temperature

Muir Army Air Field / Indiantown (5.6 miles)

  • Lowest 1 July, 2026

    69.1 °F

  • Average July

    85.3 °F

  • Highest 1 July, 2026

    98.6 °F

Climate (2021–2026)

Muir Army Air Field / Indiantown (5.6 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    64 °F
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