New Washington Weather Forecast

    • 54
    • 73

    Decreasing Clouds

    • 55
    • 84

    Rain Showers Likely

    • 48
    • 70

    Slight Chance Rain Showers

    • 46
    • 72

    Mostly Sunny

    • 48
    • 74

    Mostly Sunny

    • 53
    • 79

    Mostly Sunny

Today 4 Sep Clark

Cooler. Mostly cloudy until late afternoon then becoming mostly sunny. Showers and chance of Thunderstorms in the Morning, then slight chance of Thunderstorms in the afternoon. Highs in the mid 70s. Southwest Winds up to 5 Mph shifting to the northwest in the afternoon. Chance of precipitation 80 percent.

Tonight 4 Sep Clark

Mostly clear. Lows in the mid 50s. West Winds up to 5 Mph shifting to the south after midnight.

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New Washington Temperature Statistics

September Temperature

Madison Municipal Airport (13.7 miles)

  • Lowest 1 September, 2025

    51.8 °F
  • Average September

    67 °F
  • Highest 2 September, 2025

    86 °F

Climate (2020–Present)

Madison Municipal Airport (13.7 miles)

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  • Average Low 2020–2025

    46 °F
  • Average 2020–2025

    55.3 °F
  • Average High 2020–2025

    65.5 °F
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