Ketchum Lake Weather Forecast

    • 41
    • 56

    Increasing Clouds

    • 39
    • 73

    Mostly Sunny

    • 57
    • 75

    Partly Sunny

    • 49
    • 76

    Rain Showers

    • 38
    • 63

    Slight Chance Rain Showers

    • 35
    • 60

    Partly Sunny

Today 20 Apr Jackson

Widespread frost in the morning. Mostly sunny. Highs in the mid 50s. South Winds 5 to 10 Mph.

Tonight 20 Apr Jackson

Clear. Lows in the lower 20s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ketchum Lake Temperature Statistics

April Temperature

Black River Falls Area Airport (12.4 miles)

  • Lowest 7 April, 2026

    10.4 °F

  • Average April

    45.6 °F

  • Highest 17 April, 2026

    80.6 °F

Climate (2021–Present)

Black River Falls Area Airport (12.4 miles)

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  • Average Low 2021–2026

    33.8 °F

  • Average 2021–2026

    47.2 °F

  • Average High 2021–2026

    58.3 °F
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