Johnson Lake Weather Forecast

    • 39
    • 60

    Mostly Cloudy

    • 39
    • 60

    Becoming Sunny

    • 42
    • 63

    Mostly Sunny

    • 46
    • 62

    Mostly Cloudy

    • 45
    • 64

    Mostly Cloudy

    • 49
    • 63

    Chance Rain Showers

    • 49
    • 65

    Mostly Cloudy

Today 21 Sep Price

Partly sunny. A slight chance of Showers in the afternoon. Highs in the upper 60s. Chance of rain 20 percent.

Tonight 21 Sep Price

Mostly cloudy. Lows in the mid 30s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnson Lake Temperature Statistics

September Temperature

Tomahawk Regional Airport (18.6 miles)

  • Lowest 14 September, 2026

    34.3 °F

  • Average September

    66.8 °F

  • Highest 1 September, 2026

    93.4 °F

Climate (2021–2026)

Tomahawk Regional Airport (18.6 miles)

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  • Average Low 2021–2026

    31.8 °F

  • Average 2021–2026

    43.7 °F

  • Average High 2021–2026

    54.4 °F
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