Jack Lake Weather Forecast

    • 70
    • 93

    Mostly Sunny

    • 71
    • 95

    Sunny

    • 73
    • 96

    Mostly Sunny

    • 73
    • 95

    Slight Chance Thunderstorms

    • 73
    • 94

    Slight Chance Thunderstorms

    • 74
    • 95

    Slight Chance Thunderstorms

Today 4 Aug Holmes

Patchy fog in the morning. Sunny. Highs in the lower 90s. North Winds around 5 Mph.

Tonight 4 Aug Holmes

Mostly clear. Patchy fog. Near steady temperature around 70. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jack Lake Temperature Statistics

August Temperature

Winona-Montgomery County Airport (31.1 miles)

  • Lowest 1 August, 2026

    73.4 °F

  • Average August

    82.8 °F

  • Highest 1 August, 2026

    93.2 °F

Climate (2021–2026)

Winona-Montgomery County Airport (31.1 miles)

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  • Average Low 2021–2026

    54.3 °F

  • Average 2021–2026

    64.5 °F

  • Average High 2021–2026

    75.7 °F
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