Barnum Lake Weather Forecast

    • 38
    • 67

    Mostly Sunny

    • 39
    • 61

    Mostly Sunny

    • 46
    • 62

    Partly Sunny

    • 44
    • 65

    Partly Sunny

    • 49
    • 70

    Partly Sunny

    • 54
    • 70

    Chance Rain Showers

Today 18 Oct North Cass

Sunny. Highs in the upper 60s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming west this afternoon.

Tonight 18 Oct North Cass

Mostly clear. Lows in the upper 30s. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Barnum Lake Temperature Statistics

October Temperature

Longville, Longville Municipal Airport (5.6 miles)

  • Lowest 16 October, 2026

    27.9 °F

  • Average October

    51.9 °F

  • Highest 10 October, 2026

    87.4 °F

Climate (2021–2026)

Longville, Longville Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    31.2 °F

  • Average 2021–2026

    41.6 °F

  • Average High 2021–2026

    51.1 °F
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