Johnson Lake Weather Forecast

    • 38
    • 60

    Mostly Sunny

    • 41
    • 63

    Mostly Sunny

    • 46
    • 62

    Mostly Cloudy

    • 45
    • 66

    Mostly Cloudy

    • 48
    • 64

    Chance Rain Showers

    • 50
    • 65

    Mostly Cloudy

Today 22 Sep Price

Sunny. Highs in the lower 60s. East Winds around 5 Mph.

Tonight 22 Sep Price

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

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Johnson Lake Temperature Statistics

September Temperature

Tomahawk Regional Airport (18.6 miles)

  • Lowest 14 September, 2026

    34.3 °F

  • Average September

    66.4 °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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