Barnum Lake Weather Forecast

    • 55
    • 76

    Partly Sunny

    • 57
    • 77

    Partly Sunny

    • 57
    • 78

    Chance Rain Showers

    • 54
    • 75

    Slight Chance Thunderstorms

    • 52
    • 72

    Partly Sunny

    • 55
    • 74

    Chance Rain Showers

Today 9 Aug North Cass

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

Tonight 9 Aug North Cass

Mostly clear. Lows in the mid 50s. North Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Barnum Lake Temperature Statistics

August Temperature

Longville, Longville Municipal Airport (5.6 miles)

  • Lowest 5 August, 2026

    44.6 °F

  • Average August

    67.9 °F

  • Highest 1 August, 2026

    82.4 °F

Climate (2021–2026)

Longville, Longville Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    31.4 °F

  • Average 2021–2026

    41.8 °F

  • Average High 2021–2026

    51.5 °F
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