Auburn Weather Forecast

    • 27
    • 40

    Increasing Clouds

    • 40
    • 47

    Mostly Cloudy

    • 38
    • 56

    Partly Sunny

    • 52
    • 62

    Mostly Cloudy

    • 44
    • 68

    Mostly Cloudy

    • 35
    • 53

    Mostly Cloudy

Today 21 Dec Sangamon

Sunny, cooler with Highs around 40. Northeast Winds around 5 Mph, becoming southeast this afternoon.

Tonight 21 Dec Sangamon

Mostly clear in the Evening, then becoming partly cloudy. Near steady temperature in the upper 20s. Southeast Winds 5 to 10 Mph.

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Auburn Temperature Statistics

December Temperature

Springfield - Abraham Lincoln Capital Airport (17.4 miles)

  • Lowest 14 December, 2025

    -6 °F

  • Average December

    25.2 °F

  • Highest 18 December, 2025

    54 °F

Climate (2020–Present)

Springfield - Abraham Lincoln Capital Airport (17.4 miles)

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  • Average Low 2020–2025

    44.9 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    65 °F
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