Glenarm Weather Forecast

    • 64
    • 84

    Decreasing Clouds

    • 65
    • 90

    Partly Sunny

    • 63
    • 88

    Slight Chance Thunderstorms

    • 70
    • 90

    Mostly Sunny

    • 65
    • 91

    Rain Showers Likely

    • 67
    • 90

    Chance Rain Showers

Today 11 Sep Sangamon

Mostly cloudy this Morning, then becoming partly sunny. Areas of dense fog this morning. Highs in the mid 80s. East Winds around 5 Mph.

Tonight 11 Sep Sangamon

Partly cloudy in the Evening, then clearing. Lows in the mid 60s. Southeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Glenarm Temperature Statistics

September Temperature

Springfield - Abraham Lincoln Capital Airport (15.5 miles)

  • Lowest 7 September, 2026

    58.6 °F

  • Average September

    82.1 °F

  • Highest 2 September, 2026

    100.7 °F

Climate (2021–2026)

Springfield - Abraham Lincoln Capital Airport (15.5 miles)

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  • Average Low 2021–2026

    45.1 °F

  • Average 2021–2026

    55.6 °F

  • Average High 2021–2026

    65.7 °F
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