Johnson Lake Weather Forecast
- 38
- 60
Mostly Sunny
- 41
- 63
Mostly Sunny
- 46
- 62
Mostly Cloudy
- 45
- 66
Mostly Cloudy
- 48
- 64
Chance Rain Showers
- 50
- 65
Mostly Cloudy
Today 22 Sep Price
Sunny. Highs in the lower 60s. East Winds around 5 Mph.
Tonight 22 Sep Price
Mostly clear. Lows in the mid 30s. East Winds around 5 Mph.
Johnson Lake Temperature Statistics
September Temperature
Tomahawk Regional Airport (18.6 miles)
Lowest 14 September, 2026
34.3 °FAverage September
66.4 °FHighest 1 September, 2026
93.4 °F
Climate (2021–2026)
Tomahawk Regional Airport (18.6 miles)
Average Low 2021–2026
31.8 °FAverage 2021–2026
43.7 °FAverage High 2021–2026
54.4 °F