Glen Avon Weather Forecast

    • 28
    • 48

    Mostly Cloudy

    • 40
    • 57

    Mostly Cloudy

    • 56
    • 71

    Slight Chance Thunderstorms

    • 33
    • 83

    Rain Showers Likely

    • 27
    • 47

    Breezy

    • 34
    • 53

    Mostly Sunny

    • 41
    • 60

    Mostly Cloudy

Today 23 Mar McLean

Mostly sunny. Much cooler with Highs in the upper 40s. North Winds 10 to 15 Mph.

Tonight 23 Mar McLean

Mostly cloudy. Lows in the upper 20s. East Winds 5 to 10 Mph, becoming southeast after midnight.

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Glen Avon Temperature Statistics

March Temperature

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (18.6 miles)

  • Lowest 16 March, 2026

    14 °F

  • Average March

    47.4 °F

  • Highest 21 March, 2026

    82 °F

Climate (2021–Present)

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (18.6 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    62.5 °F
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