Watts Bar Lake Weather Forecast
- 40
- 67
Chance Rain Showers
- 50
- 68
Partly Sunny
- 64
- 78
Mostly Cloudy
- 66
- 85
Chance Rain Showers
- 65
- 85
Chance Rain Showers
- 59
- 84
Rain Showers Likely
Today 31 Mar Roane
Showers with a chance of Thunderstorms this morning and early Afternoon, then a chance of Showers with a slight chance of Thunderstorms late. Highs in the upper 60s. West Winds 10 Mph or less with Gusts up to 20 Mph. Chance of rain near 100 percent.
Tonight 31 Mar Roane
Mostly cloudy this Evening, then becoming partly cloudy. Much cooler with Lows around 40. Light Winds.
Watts Bar Lake Temperature Statistics
March Temperature
Athens McMinn County Airport (25.5 miles)
Lowest 3 March, 2025
21.2 °FAverage March
52.7 °FHighest 14 March, 2025
80.6 °F
Climate (2020–Present)
Athens McMinn County Airport (25.5 miles)
Average Low 2020–2025
49 °FAverage 2020–2025
59.7 °FAverage High 2020–2025
71.3 °F