Marshall Weather Forecast

    • 65
    • 91

    Slight Chance Thunderstorms

    • 63
    • 99

    Slight Chance Thunderstorms

    • 58
    • 88

    Breezy

    • 58
    • 83

    Partly Sunny

    • 60
    • 89

    Partly Sunny

    • 61
    • 91

    Partly Sunny

Today 18 Jul Dunn

Mostly cloudy. Highs around 90. South Winds around 5 Mph, increasing to 5 to 15 Mph with Gusts up to 25 Mph.

Tonight 18 Jul Dunn

Partly cloudy. A slight chance of Showers and Thunderstorms after midnight. Lows in the mid 60s. Southeast Winds 10 to 15 Mph. Chance of rain 20 percent.

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Marshall Temperature Statistics

July Temperature

Glen Ullin Regional Airport (31.7 miles)

  • Lowest 1 July, 2026

    50 °F

  • Average July

    75.3 °F

  • Highest 12 July, 2026

    107.6 °F

Climate (2021–2026)

Glen Ullin Regional Airport (31.7 miles)

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  • Average Low 2021–2026

    30.2 °F

  • Average 2021–2026

    43.2 °F

  • Average High 2021–2026

    55.4 °F
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