Central Illinois Regional Airport at Bloomington-Normal Weather Forecast

    • 37
    • 57

    Increasing Clouds

    • 34
    • 56

    Partly Sunny

    • 31
    • 51

    Partly Sunny

    • 37
    • 55

    Slight Chance Rain Showers

    • 35
    • 61

    Sunny

    • 40
    • 62

    Mostly Sunny

Today 30 Oct McLean

Sunny. Highs in the upper 50s. North Winds 10 to 15 Mph.

Tonight 30 Oct McLean

Mostly cloudy. Lows in the mid 30s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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Central Illinois Regional Airport at Bloomington-Normal Temperature Statistics

October Temperature

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (0 miles)

  • Lowest 24 October, 2025

    32 °F

  • Average October

    59.3 °F

  • Highest 3 October, 2025

    88 °F

Climate (2020–Present)

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (0 miles)

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  • Average Low 2020–2025

    43.7 °F

  • Average 2020–2025

    53 °F

  • Average High 2020–2025

    62.3 °F
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