Johnson Lake Weather Forecast
- 57
- 86
Chance Thunderstorms
- 47
- 84
Slight Chance Thunderstorms
- 49
- 77
Sunny
- 55
- 85
Mostly Sunny
- 50
- 82
Slight Chance Thunderstorms
- 51
- 80
Mostly Sunny
Today 26 May Price
Mostly sunny with a slight chance of Showers and Thunderstorms. Hot with Highs in the upper 80s. West Winds around 5 Mph. Chance of rain 20 percent.
Tonight 26 May Price
Mostly cloudy with a chance of Thunderstorms with a slight chance of Showers in the Evening, then partly cloudy after midnight. Lows in the upper 50s. Northeast Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 40 percent.
Johnson Lake Temperature Statistics
May Temperature
Tomahawk Regional Airport (18.6 miles)
Lowest 2 May, 2026
20.8 °FAverage May
50.5 °FHighest 15 May, 2026
82 °F
Climate (2021–Present)
Tomahawk Regional Airport (18.6 miles)
Average Low 2021–2026
31.5 °FAverage 2021–2026
43.4 °FAverage High 2021–2026
54.1 °F