Southern Illinois Airport Weather Forecast

    • 44
    • 71

    Sunny

    • 44
    • 73

    Sunny

    • 51
    • 72

    Partly Sunny

    • 54
    • 75

    Partly Sunny

    • 47
    • 70

    Mostly Sunny

    • 48
    • 67

    Partly Sunny

Today 17 Oct Jackson

Sunny. Highs in the upper 60s. West Winds around 5 Mph.

Tonight 17 Oct Jackson

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

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Southern Illinois Airport Temperature Statistics

October Temperature

Southern Illinois Airport (0 miles)

  • Lowest 8 October, 2021

    55.4 °F
  • Average October

    69.8 °F
  • Highest 9 October, 2021

    86 °F

Climate (2010–Present)

Southern Illinois Airport (0 miles)

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  • Average Low 2010–Present

    48.3 °F
  • Average 2010–Present

    57.2 °F
  • Average High 2010–Present

    67.4 °F
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