Grissom Weather Forecast

    • 76
    • 97

    Rain Showers

    • 72
    • 93

    Rain Showers

    • 72
    • 88

    Thunderstorms Likely

    • 76
    • 92

    Chance Thunderstorms

    • 69
    • 90

    Rain Showers Likely

    • 68
    • 85

    Chance Rain Showers

Today 18 Jul Granville

Partly sunny. Isolated Showers and Thunderstorms this afternoon. Hot with Highs in the mid 90s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 107.

Tonight 18 Jul Granville

Mostly cloudy in the Evening, then becoming partly cloudy. Scattered Showers and Thunderstorms. Lows in the mid 70s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grissom Temperature Statistics

July Temperature

Franklin County Airport (14.9 miles)

  • Lowest 15 July, 2026

    60.8 °F

  • Average July

    79.4 °F

  • Highest 3 July, 2026

    96.8 °F

Climate (2021–2026)

Franklin County Airport (14.9 miles)

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  • Average Low 2021–2026

    49.1 °F

  • Average 2021–2026

    59.6 °F

  • Average High 2021–2026

    70.7 °F
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