Deacon Thomas Lake Weather Forecast
- 59
- 81
Increasing Clouds
- 68
- 81
Rain Showers
- 54
- 82
Partly Sunny
- 54
- 77
Mostly Sunny
- 61
- 79
Chance Rain Showers
- 57
- 81
Chance Thunderstorms
Today 7 Sep Sauk
Mostly sunny. Widespread fog in the morning. Highs around 80. Southeast Winds up to 10 Mph.
Tonight 7 Sep Sauk
Partly cloudy through around midnight then becoming mostly cloudy. Lows in the upper 50s. Southeast Winds 5 to 10 Mph.
Deacon Thomas Lake Temperature Statistics
September Temperature
Lone Rock Tri-County Regional Airport (16.2 miles)
Lowest 3 September, 2026
68.6 °FAverage September
78.1 °FHighest 1 September, 2026
89.7 °F
Climate (2021–2026)
Lone Rock Tri-County Regional Airport (16.2 miles)
Average Low 2021–2026
38.6 °FAverage 2021–2026
49.5 °FAverage High 2021–2026
60.4 °F