Deacon Thomas Lake Weather Forecast

    • 69
    • 82

    Rain Showers Likely

    • 55
    • 80

    Chance Rain Showers

    • 52
    • 77

    Sunny

    • 62
    • 79

    Chance Rain Showers

    • 55
    • 79

    Chance Rain Showers

    • 56
    • 74

    Chance Rain Showers

Today 8 Sep Sauk

Mostly cloudy with a 50 percent chance of light Showers and Thunderstorms. Highs around 80. South Winds 5 to 10 Mph.

Tonight 8 Sep Sauk

Cloudy. Chance of light Showers and Thunderstorms in the Evening, then Showers likely and chance of Thunderstorms in the late evening and overnight. Lows in the upper 60s. Southwest Winds 5 to 10 Mph. Chance of precipitation 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Deacon Thomas Lake Temperature Statistics

September Temperature

Lone Rock Tri-County Regional Airport (16.2 miles)

  • Lowest 5 September, 2026

    68 °F

  • Average September

    77.6 °F

  • Highest 1 September, 2026

    89.7 °F

Climate (2021–2026)

Lone Rock Tri-County Regional Airport (16.2 miles)

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  • Average Low 2021–2026

    38.6 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    60.4 °F
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