Johnson Lake Weather Forecast
- 65
- 80
Chance Rain Showers
- 63
- 82
Chance Thunderstorms
- 50
- 72
Slight Chance Thunderstorms
- 52
- 73
Mostly Sunny
- 58
- 78
Slight Chance Thunderstorms
- 59
- 79
Slight Chance Thunderstorms
- 62
- 81
Slight Chance Thunderstorms
Today 19 Jul Price
Mostly sunny. Areas of smoke. Near steady temperature in the lower 80s. Southwest Winds around 5 Mph.
Tonight 19 Jul Price
Partly cloudy. Patchy smoke. A slight chance of Showers. Not as cool with Lows in the mid 60s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.
Johnson Lake Temperature Statistics
July Temperature
Tomahawk Regional Airport (18.6 miles)
Lowest 16 July, 2026
50.9 °FAverage July
72.8 °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