Grantville Weather Forecast

    • 64
    • 86

    Partly Sunny

    • 68
    • 87

    Mostly Cloudy

    • 69
    • 83

    Rain Showers Likely

    • 67
    • 82

    Rain Showers

    • 66
    • 84

    Rain Showers Likely

    • 69
    • 85

    Rain Showers Likely

    • 69
    • 87

    Chance Thunderstorms

Today 31 Jul Dauphin

Mostly sunny. Near steady temperature in the mid 80s. North Winds around 5 Mph.

Tonight 31 Jul Dauphin

Partly cloudy. Lows in the mid 60s. South Winds around 5 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grantville Temperature Statistics

July Temperature

Muir Army Air Field / Indiantown (5.6 miles)

  • Lowest 24 July, 2026

    50 °F

  • Average July

    77.1 °F

  • Highest 2 July, 2026

    103.3 °F

Climate (2021–2026)

Muir Army Air Field / Indiantown (5.6 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    64 °F
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