Deacon Thomas Lake Weather Forecast

    • 59
    • 80

    Chance Thunderstorms

    • 55
    • 79

    Mostly Sunny

    • 60
    • 81

    Chance Rain Showers

    • 61
    • 81

    Chance Thunderstorms

    • 56
    • 79

    Mostly Sunny

    • 57
    • 77

    Partly Sunny

Today 18 Aug Sauk

Mostly cloudy. Chance of light Showers in the morning. Chance of light Showers and Thunderstorms in the afternoon. Highs in the upper 70s. West Winds 5 to 10 Mph. Chance of precipitation 50 percent.

Tonight 18 Aug Sauk

Partly cloudy. A 20 percent chance of light rain Showers and Thunderstorms in the evening. Lows in the upper 50s. Northwest Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Deacon Thomas Lake Temperature Statistics

August Temperature

Lone Rock Tri-County Regional Airport (16.2 miles)

  • Lowest 3 August, 2026

    57.7 °F

  • Average August

    72.2 °F

  • Highest 10 August, 2026

    85.6 °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

    49.5 °F

  • Average High 2021–2026

    60.4 °F
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