Glen Ullin Regional Airport Weather Forecast

    • 45
    • 83

    Increasing Clouds

    • 34
    • 64

    Partly Sunny

    • 37
    • 63

    Mostly Sunny

    • 40
    • 69

    Mostly Sunny

    • 39
    • 64

    Mostly Sunny

    • 49
    • 72

    Mostly Cloudy

    • 45
    • 73

    Chance Rain Showers

Today 17 Oct Western Morton

Sunny, warmer. Highs in the lower 80s. Southwest Winds 15 to 20 Mph.

Tonight 17 Oct Western Morton

Decreasing Clouds. Lows in the mid 40s. West Winds 5 to 15 Mph.

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Glen Ullin Regional Airport Temperature Statistics

October Temperature

Glen Ullin Regional Airport (0 miles)

  • Lowest 14 October, 2026

    24.8 °F

  • Average October

    53.1 °F

  • Highest 5 October, 2026

    84.2 °F

Climate (2021–2026)

Glen Ullin Regional Airport (0 miles)

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  • Average Low 2021–2026

    30.3 °F

  • Average 2021–2026

    43.2 °F

  • Average High 2021–2026

    55.4 °F
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