Thayer Weather Forecast

    • 15
    • 22

    Blizzard

    • 24
    • 29

    Mostly Cloudy

    • 16
    • 31

    Chance Snow

    • 12
    • 22

    Partly Sunny

    • 18
    • 27

    Mostly Cloudy

    • 16
    • 31

    Partly Sunny

Today 29 Dec Newton

Mostly cloudy. A chance of snow Showers in the morning. Little or no snow accumulation. Windy with Highs in the mid 20s. West Winds 25 to 35 Mph, becoming northwest 15 to 25 Mph in the afternoon. Gusts up to 45 Mph. Chance of precipitation 40 percent.

Tonight 29 Dec Newton

Partly cloudy. Lows around 13. Northwest Winds 15 to 20 Mph with Gusts up to 25 Mph, Diminishing to 10 to 15 Mph after midnight.

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Thayer Temperature Statistics

December Temperature

Rensselaer Jasper County Airport (16.8 miles)

  • Lowest 15 December, 2025

    -5.8 °F

  • Average December

    27 °F

  • Highest 26 December, 2025

    55.4 °F

Climate (2020–Present)

Rensselaer Jasper County Airport (16.8 miles)

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  • Average Low 2020–2025

    41.3 °F

  • Average 2020–2025

    50.8 °F

  • Average High 2020–2025

    60.4 °F
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