Barnum Lake Weather Forecast

    • 30
    • 52

    Decreasing Clouds

    • 37
    • 62

    Chance Rain Showers

    • 31
    • 56

    Partly Sunny

    • 31
    • 51

    Mostly Sunny

    • 40
    • 61

    Chance Rain Showers

    • 41
    • 64

    Slight Chance Rain Showers

Today 7 May North Cass

Partly sunny. A chance of Sprinkles and Flurries in the Morning, then a chance of rain Showers in the afternoon. Not as cool with Highs in the lower 50s. West Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 7 May North Cass

Mostly clear. A chance of Sprinkles in the evening. Cold with Lows around 30. Northwest Winds 5 to 10 Mph in the Evening, becoming light and variable.

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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

    48.9 °F

  • Highest 2 May, 2026

    64.4 °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

    51.6 °F
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