Grand Tower Weather Forecast

    • 54
    • 73

    Rain Showers Likely

    • 48
    • 65

    Rain Showers Likely

    • 46
    • 61

    Chance Rain Showers

    • 46
    • 67

    Mostly Sunny

    • 57
    • 75

    Chance Rain Showers

    • 57
    • 76

    Chance Rain Showers

Today 2 May Jackson

Partly sunny in the Morning, then becoming mostly cloudy. A slight chance of Thunderstorms. A chance of Showers in the Morning, then Showers likely in the afternoon. Highs in the lower 70s. Northwest Winds around 5 Mph. Chance of rain 60 percent.

Tonight 2 May Jackson

A chance of Thunderstorms in the evening. Mostly cloudy with a chance of Showers. Lows in the mid 50s. North Winds around 5 Mph. Chance of rain 50 percent.

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Grand Tower Temperature Statistics

May Temperature

Southern Illinois Airport (17.4 miles)

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Climate (2020–Present)

Southern Illinois Airport (17.4 miles)

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  • Average Low 2020–2025

    47.7 °F

  • Average 2020–2025

    57.9 °F

  • Average High 2020–2025

    68.6 °F
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