Barnum Lake Weather Forecast

    • 71
    • 95

    Mostly Sunny

    • 71
    • 94

    Mostly Sunny

    • 66
    • 91

    Partly Sunny

    • 65
    • 87

    Partly Sunny

Today 12 Jul North Cass

Sunny, hot with Highs in the mid 90s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 12 Jul North Cass

Clear with Lows in the lower 70s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Heat index Values up to 100 early in the evening.

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Barnum Lake Temperature Statistics

July Temperature

Longville, Longville Municipal Airport (5.6 miles)

  • Lowest 5 July, 2026

    53.6 °F

  • Average July

    69 °F

  • Highest 2 July, 2026

    84.2 °F

Climate (2021–2026)

Longville, Longville Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    31.3 °F

  • Average 2021–2026

    41.8 °F

  • Average High 2021–2026

    51.4 °F
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