Hahns Lake Weather Forecast
- 73
- 91
Smoke
- 60
- 89
Mostly Sunny
- 64
- 86
Partly Sunny
- 66
- 88
Chance Thunderstorms
- 57
- 83
Slight Chance Rain Showers
- 56
- 79
Mostly Sunny
Today 17 Jul Jefferson
Very warm and humid. Partly sunny. Smoke in the Morning, then Areas of smoke late in the morning. Chance of Sprinkles in the morning. Chance of light Showers in the late morning and afternoon. Chance of Thunderstorms in the afternoon. Highs in the lower 90s. Southwest Winds up to 10 Mph. Chance of precipitation 30 percent. Highest heat index Readings 95 to 99 in the afternoon.
Tonight 17 Jul Jefferson
Mostly clear. Lows in the lower 70s. Southwest Winds 5 to 15 Mph. Highest heat index Readings around 95 in the evening.
Hahns Lake Temperature Statistics
July Temperature
Watertown (3.7 miles)
Lowest 7 July, 2026
53.2 °FAverage July
75.7 °FHighest 14 July, 2026
95.4 °F
Climate (2021–2026)
Watertown (3.7 miles)
Average Low 2021–2026
35.2 °FAverage 2021–2026
44.9 °FAverage High 2021–2026
53.9 °F