Southwest Minnesota Regional Airport (Marshall/Ryan Field) Weather Forecast

    • 64
    • 84

    Sunny

    • 62
    • 89

    Slight Chance Thunderstorms

    • 60
    • 80

    Rain Showers Likely

    • 60
    • 74

    Rain Showers Likely

    • 58
    • 72

    Chance Thunderstorms

    • 57
    • 72

    Slight Chance Thunderstorms

Today 15 Sep Lyon

Sunny. Highs in the mid 80s. South Winds around 15 Mph with Gusts up to 25 Mph.

Tonight 15 Sep Lyon

Clear. Lows in the mid 60s. South Winds 10 to 15 Mph.

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Southwest Minnesota Regional Airport (Marshall/Ryan Field) Temperature Statistics

September Temperature

Marshall, Southwest Minnesota Regional Airport - Marshall/Ryan Field (0 miles)

  • Lowest 4 September, 2025

    39.9 °F

  • Average September

    61.7 °F

  • Highest 13 September, 2025

    88 °F

Climate (2020–Present)

Marshall, Southwest Minnesota Regional Airport - Marshall/Ryan Field (0 miles)

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  • Average Low 2020–2025

    37 °F

  • Average 2020–2025

    46.8 °F

  • Average High 2020–2025

    56.6 °F
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