Alan B. Janssen Airport Weather Forecast

    • 48
    • 73

    Sunny

    • 54
    • 79

    Mostly Sunny

    • 46
    • 72

    Sunny

    • 53
    • 72

    Partly Sunny

    • 60
    • 76

    Chance Thunderstorms

    • 61
    • 82

    Slight Chance Thunderstorms

Today 11 May Montgomery

Sunny. Highs in the lower 70s. West Winds 5 to 10 Mph.

Tonight 11 May Montgomery

Clear. Lows in the mid 40s. Light and variable Winds.

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Alan B. Janssen Airport Temperature Statistics

May Temperature

Taylorville, Taylorville Municipal Airport (13.7 miles)

  • Lowest 7 May, 2026

    39.2 °F

  • Average May

    54.6 °F

  • Highest 4 May, 2026

    73.4 °F

Climate (2021–Present)

Taylorville, Taylorville Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    45 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    64.3 °F
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