Barnum Lake Weather Forecast

    • 48
    • 61

    Slight Chance Rain Showers

    • 54
    • 71

    Chance Rain Showers

    • 56
    • 65

    Rain Showers Likely

    • 54
    • 74

    Partly Sunny

    • 60
    • 76

    Chance Rain Showers

    • 63
    • 78

    Chance Thunderstorms

    • 61
    • 82

    Chance Thunderstorms

Today 16 Jul North Cass

Mostly cloudy with a 30 percent chance of Showers. Cooler. Near steady temperature in the upper 50s. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 16 Jul North Cass

Mostly cloudy with a slight chance of Showers this Evening, then mostly clear after midnight. Lows in the upper 40s. North Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Barnum Lake Temperature Statistics

July Temperature

Longville, Longville Municipal Airport (5.6 miles)

  • Lowest 9 July, 2025

    53.6 °F

  • Average July

    69.7 °F

  • Highest 4 July, 2025

    91.4 °F

Climate (2020–Present)

Longville, Longville Municipal Airport (5.6 miles)

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  • Average Low 2020–2025

    31.4 °F

  • Average 2020–2025

    41.8 °F

  • Average High 2020–2025

    51.4 °F
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