Johnson Lake Weather Forecast
- 65
- 82
Chance Rain Showers
- 63
- 85
Rain Showers Likely
- 57
- 72
Rain Showers Likely
- 56
- 78
Slight Chance Thunderstorms
- 57
- 79
Mostly Sunny
- 62
- 81
Mostly Sunny
Today 29 Jul Price
Mostly sunny. Patchy smoke in the afternoon. Hot with Highs in the mid 80s. Southwest Winds around 5 Mph.
Tonight 29 Jul Price
Partly cloudy. Patchy smoke. A slight chance of Showers after midnight. Humid with Lows in the lower 60s. South Winds around 5 Mph. Chance of rain 20 percent.
Johnson Lake Temperature Statistics
July Temperature
Tomahawk Regional Airport (18.6 miles)
Lowest 23 July, 2026
41 °FAverage July
70.7 °FHighest 13 July, 2026
92.5 °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
54.2 °F