Alan B. Janssen Airport Weather Forecast

    • 59
    • 81

    Mostly Cloudy

    • 59
    • 78

    Mostly Cloudy

    • 59
    • 82

    Chance Thunderstorms

    • 55
    • 80

    Mostly Sunny

    • 57
    • 80

    Mostly Sunny

    • 63
    • 82

    Partly Sunny

Today 30 May Montgomery

Mostly cloudy in the Morning, then becoming partly sunny. Highs in the upper 70s. East Winds 5 to 10 Mph.

Tonight 30 May Montgomery

Mostly cloudy. Lows in the mid 60s. East Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Alan B. Janssen Airport Temperature Statistics

May Temperature

Taylorville, Taylorville Municipal Airport (13.7 miles)

  • Lowest 7 May, 2026

    39.2 °F

  • Average May

    62.4 °F

  • Highest 27 May, 2026

    84.2 °F

Climate (2021–Present)

Taylorville, Taylorville Municipal Airport (13.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    45 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    64.4 °F
Get WillyWeather+ to remove ads