Deacon Thomas Lake Weather Forecast

    • 54
    • 74

    Mostly Cloudy

    • 59
    • 71

    Chance Rain Showers

    • 58
    • 75

    Mostly Cloudy

    • 60
    • 72

    Rain Showers

    • 59
    • 75

    Chance Rain Showers

    • 54
    • 68

    Chance Rain Showers

    • 51
    • 68

    Slight Chance Rain Showers

Today 15 Sep Sauk

Mostly cloudy. West Winds 5 to 10 Mph.

Tonight 15 Sep Sauk

Mostly cloudy then becoming partly cloudy after midnight then becoming mostly cloudy. Lows in the lower 50s. Northwest Winds up to 5 Mph shifting to the northeast after midnight.

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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 13 September, 2026

    46 °F

  • Average September

    71.7 °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

    38.7 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    60.4 °F
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