Thayer Weather Forecast

    • 70
    • 86

    Thunderstorms Likely

    • 68
    • 86

    Chance Thunderstorms

    • 61
    • 79

    Partly Sunny

    • 60
    • 81

    Mostly Sunny

    • 62
    • 84

    Mostly Sunny

    • 57
    • 83

    Mostly Sunny

Today 18 Aug Newton

Partly cloudy. Showers and Thunderstorms likely late in the Morning, then isolated Showers and Thunderstorms early to mid afternoon. Scattered Showers and Thunderstorms late in the afternoon. Highs in the upper 80s. Southeast Winds 5 to 10 Mph. Chance of precipitation 60 percent.

Tonight 18 Aug Newton

Partly cloudy early in the Evening, then becoming mostly cloudy. Scattered Showers and Thunderstorms in the Evening, then Showers and Thunderstorms likely after midnight. Lows around 70. South Winds around 5 Mph. Chance of precipitation 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thayer Temperature Statistics

August Temperature

Rensselaer Jasper County Airport (16.8 miles)

  • Lowest 2 August, 2025

    53.6 °F

  • Average August

    71.7 °F

  • Highest 9 August, 2025

    87.8 °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

    50.9 °F

  • Average High 2020–2025

    60.4 °F
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