Deacon Thomas Lake Weather Forecast
- 60
- 86
Mostly Sunny
- 58
- 85
Partly Sunny
- 59
- 84
Slight Chance Rain Showers
- 60
- 78
Chance Thunderstorms
- 59
- 76
Chance Rain Showers
- 61
- 78
Slight Chance Rain Showers
Today 16 Sep Sauk
Sunny. Highs in the mid 80s. South Winds up to 5 Mph.
Tonight 16 Sep Sauk
Mostly clear. Lows in the lower 60s. South Winds up to 5 Mph.
Deacon Thomas Lake Temperature Statistics
September Temperature
Lone Rock Tri-County Regional Airport (16.2 miles)
Lowest 7 September, 2025
37.9 °FAverage September
60.7 °FHighest 12 September, 2025
84 °F
Climate (2020–Present)
Lone Rock Tri-County Regional Airport (16.2 miles)
Average Low 2020–2025
38.6 °FAverage 2020–2025
49.2 °FAverage High 2020–2025
59.9 °F