Jacks Lake Weather Forecast

    • 61
    • 82

    Chance Rain Showers

    • 53
    • 79

    Slight Chance Thunderstorms

    • 53
    • 78

    Mostly Sunny

    • 59
    • 82

    Chance Rain Showers

    • 57
    • 83

    Chance Thunderstorms

    • 54
    • 80

    Mostly Sunny

Today 17 Aug Chippewa

Sunny. Patchy fog early in the morning. Highs in the lower 80s. West Winds up to 10 Mph.

Tonight 17 Aug Chippewa

Partly cloudy with slight chance of Showers in the Evening, then mostly cloudy with slight chance of Thunderstorms after midnight. Lows in the lower 60s. Southwest Winds up to 10 Mph. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jacks Lake Temperature Statistics

August Temperature

Chetek Municipal Southworth Airport (11.8 miles)

  • Lowest 6 August, 2026

    52.9 °F

  • Average August

    72.4 °F

  • Highest 12 August, 2026

    88 °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

    56.3 °F
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