Grantville Weather Forecast

    • 70
    • 89

    Chance Thunderstorms

    • 71
    • 88

    Chance Thunderstorms

    • 68
    • 89

    Partly Sunny

    • 71
    • 90

    Chance Rain Showers

    • 68
    • 88

    Chance Thunderstorms

    • 66
    • 84

    Chance Thunderstorms

    • 63
    • 84

    Slight Chance Thunderstorms

Today 7 Aug Dauphin

Showers with Thunderstorms likely. Some Thunderstorms may be severe with damaging Winds, large Hail, and heavy rainfall. Highs in the upper 80s. Southwest Winds around 5 Mph. Chance of rain 80 percent.

Tonight 7 Aug Dauphin

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms this Evening, then partly cloudy with a slight chance of Showers after midnight. Some Thunderstorms may be severe with damaging Winds and frequent lightning. Lows in the upper 60s. Southwest Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grantville Temperature Statistics

August Temperature

Muir Army Air Field / Indiantown (5.6 miles)

  • Lowest 4 August, 2026

    60.6 °F

  • Average August

    76 °F

  • Highest 1 August, 2026

    87.8 °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

    54.8 °F

  • Average High 2021–2026

    64.1 °F
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