Jacks Lake Weather Forecast

    • 50
    • 64

    Chance Rain Showers

    • 44
    • 70

    Mostly Cloudy

    • 41
    • 65

    Mostly Cloudy

    • 41
    • 66

    Mostly Sunny

    • 45
    • 69

    Partly Sunny

    • 49
    • 69

    Mostly Cloudy

    • 51
    • 73

    Partly Sunny

Today 19 Sep Chippewa

Partly sunny. Highs in the lower 70s.

Tonight 19 Sep Chippewa

Decreasing Clouds. A 20 percent chance of rain Showers early in the evening. Lows around 50. Northeast Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jacks Lake Temperature Statistics

September Temperature

Chetek Municipal Southworth Airport (11.8 miles)

  • Lowest 14 September, 2026

    42.1 °F

  • Average September

    67.8 °F

  • Highest 1 September, 2026

    89.1 °F

Climate (2021–2026)

Chetek Municipal Southworth Airport (11.8 miles)

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  • Average Low 2021–2026

    37.1 °F

  • Average 2021–2026

    46.8 °F

  • Average High 2021–2026

    56.4 °F
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