Johnson Lake Weather Forecast
- 61
- 82
Decreasing Clouds
- 60
- 82
Mostly Sunny
- 62
- 84
Chance Thunderstorms
- 58
- 79
Rain Showers Likely
- 56
- 77
Partly Sunny
- 56
- 79
Slight Chance Thunderstorms
Today 5 Jul Price
Mostly sunny. A slight chance of Showers this afternoon. Highs in the lower 80s. Light and variable Winds, becoming northeast around 5 Mph this afternoon. Chance of rain 20 percent.
Tonight 5 Jul Price
Mostly clear. Lows around 60. Light and variable Winds.
Johnson Lake Temperature Statistics
July Temperature
Tomahawk Regional Airport (18.6 miles)
Lowest 3 July, 2026
58.8 °FAverage July
72.3 °FHighest 1 July, 2026
83.3 °F
Climate (2021–2026)
Tomahawk Regional Airport (18.6 miles)
Average Low 2021–2026
31.6 °FAverage 2021–2026
43.5 °FAverage High 2021–2026
54.1 °F