Grand Tower Weather Forecast

    • 45
    • 76

    Patchy Fog

    • 42
    • 72

    Becoming Sunny

    • 31
    • 54

    Partly Sunny

    • 26
    • 48

    Mostly Sunny

    • 29
    • 50

    Mostly Sunny

    • 34
    • 55

    Partly Sunny

    • 33
    • 56

    Mostly Sunny

Today 10 Nov Jackson

Mostly clear. Lows in the mid 30s. Highs in the upper 50s.

Tonight 10 Nov Jackson

Mostly clear. Lows in the mid 40s. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grand Tower Temperature Statistics

November Temperature

Southern Illinois Airport (17.4 miles)

  • Lowest 7 November, 2026

    30.9 °F

  • Average November

    54.9 °F

  • Highest 3 November, 2026

    77.6 °F

Climate (2021–2026)

Southern Illinois Airport (17.4 miles)

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  • Average Low 2021–2026

    48.3 °F

  • Average 2021–2026

    59.1 °F

  • Average High 2021–2026

    69.6 °F
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