Hahns Lake Weather Forecast

    • 54
    • 77

    Increasing Clouds

    • 60
    • 81

    Chance Rain Showers

    • 59
    • 81

    Chance Thunderstorms

    • 56
    • 81

    Mostly Sunny

    • 55
    • 77

    Partly Sunny

    • 58
    • 78

    Slight Chance Thunderstorms

Today 19 Aug Jefferson

Partly sunny. Highs in the upper 70s. North Winds around 5 Mph.

Tonight 19 Aug Jefferson

Mostly clear. Patchy fog after midnight. Lows in the mid 50s. Northeast Winds up to 5 Mph through around midnight becoming calm.

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Hahns Lake Temperature Statistics

August Temperature

Watertown (3.7 miles)

  • Lowest 3 August, 2026

    52.9 °F

  • Average August

    71.3 °F

  • Highest 7 August, 2026

    83.8 °F

Climate (2021–2026)

Watertown (3.7 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    44.9 °F

  • Average High 2021–2026

    53.9 °F
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