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

    • 57
    • 76

    Rain Showers

    • 56
    • 70

    Rain Showers

    • 52
    • 68

    Mostly Cloudy

    • 50
    • 65

    Rain Showers Likely

    • 49
    • 61

    Chance Rain Showers

    • 50
    • 67

    Mostly Cloudy

Today 17 Sep Lyon

Mostly cloudy late this Morning, then becoming partly sunny. Patchy fog late this morning. Highs in the mid 70s. Northeast Winds 5 to 10 Mph.

Tonight 17 Sep Lyon

Showers with a slight chance of Thunderstorms after midnight. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East Winds 5 to 10 Mph. Chance of rain near 100 percent.

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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 13 September, 2026

    48 °F

  • Average September

    70.2 °F

  • Highest 3 September, 2026

    93 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    37.2 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.9 °F
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