P.J. Killian Airport Weather Forecast

    • 43
    • 67

    Becoming Sunny

    • 51
    • 71

    Rain Showers Likely

    • 61
    • 75

    Chance Thunderstorms

    • 61
    • 80

    Rain Showers Likely

    • 67
    • 84

    Chance Thunderstorms

    • 67
    • 89

    Rain Showers Likely

    • 58
    • 81

    Rain Showers

Today 13 May McLean

Mostly sunny and much cooler. Near steady temperature in the mid 60s. Northwest Winds around 20 Mph with Gusts up to 30 Mph.

Tonight 13 May McLean

Mostly clear. Lows in the lower 40s. North Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming northwest around 5 Mph after midnight.

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P.J. Killian Airport Temperature Statistics

May Temperature

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (9.3 miles)

  • Lowest 2 May, 2026

    37.9 °F

  • Average May

    54.6 °F

  • Highest 4 May, 2026

    75.9 °F

Climate (2021–Present)

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (9.3 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    62.6 °F
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