Jacks Lake Weather Forecast

    • 63
    • 81

    Rain Showers Likely

    • 62
    • 77

    Rain Showers

    • 50
    • 77

    Mostly Sunny

    • 54
    • 77

    Mostly Sunny

    • 57
    • 78

    Rain Showers Likely

    • 51
    • 74

    Partly Sunny

    • 50
    • 70

    Chance Rain Showers

Today 7 Sep Chippewa

Partly sunny. Near steady temperature in the upper 70s. South Winds 10 to 15 Mph.

Tonight 7 Sep Chippewa

Mostly cloudy. Slight chance of Showers late in the evening. Chance of Showers and slight chance of Thunderstorms after Midnight, then chance of Thunderstorms late in the night. Lows in the lower 60s. Southeast Winds 5 to 15 Mph. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jacks Lake Temperature Statistics

September Temperature

Chetek Municipal Southworth Airport (11.8 miles)

  • Lowest 1 September, 2026

    59.9 °F

  • Average September

    73.8 °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 °F

  • Average 2021–2026

    46.8 °F

  • Average High 2021–2026

    56.4 °F
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