Barnum Lake Weather Forecast

    • 53
    • 79

    Increasing Clouds

    • 50
    • 78

    Mostly Cloudy

    • 54
    • 83

    Partly Sunny

    • 56
    • 83

    Rain Showers Likely

    • 52
    • 79

    Chance Rain Showers

    • 50
    • 78

    Chance Rain Showers

Today 31 May North Cass

Mostly sunny. Hot with Highs in the lower 80s. Southeast Winds 5 to 10 Mph.

Tonight 31 May North Cass

Mostly cloudy. A slight chance of Showers after midnight. Lows in the lower 50s. Southeast Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Barnum Lake Temperature Statistics

May Temperature

Longville, Longville Municipal Airport (5.6 miles)

  • Lowest 1 May, 2026

    24.8 °F

  • Average May

    52 °F

  • Highest 25 May, 2026

    89.6 °F

Climate (2021–Present)

Longville, Longville Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    31.4 °F

  • Average 2021–2026

    41.9 °F

  • Average High 2021–2026

    51.5 °F
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