Granville Weather Forecast

    • 75
    • 93

    Mostly Sunny

    • 73
    • 91

    Rain Showers Likely

    • 71
    • 85

    Rain Showers Likely

    • 71
    • 88

    Chance Thunderstorms

    • 73
    • 91

    Mostly Sunny

    • 75
    • 93

    Slight Chance Thunderstorms

    • 69
    • 91

    Slight Chance Thunderstorms

Today 23 Jul Putnam

Sunny, hot with Highs in the lower 90s. South Winds around 10 Mph. Heat index Values up to 106.

Tonight 23 Jul Putnam

Mostly clear. Lows in the mid 70s. South Winds 5 to 10 Mph. Heat index Values up to 106 early this evening.

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Granville Temperature Statistics

July Temperature

Illinois Valley Regional Airport (7.5 miles)

  • Lowest 18 July, 2025

    59 °F
  • Average July

    75.6 °F
  • Highest 4 July, 2025

    91 °F

Climate (2020–Present)

Illinois Valley Regional Airport (7.5 miles)

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  • Average Low 2020–2025

    43.1 °F
  • Average 2020–2025

    52.6 °F
  • Average High 2020–2025

    62 °F
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