Green Valley Weather Forecast

    • 36
    • 68

    Rain Showers

    • 36
    • 55

    Partly Sunny

    • 40
    • 59

    Mostly Cloudy

    • 49
    • 60

    Slight Chance Rain Showers

    • 52
    • 65

    Mostly Cloudy

    • 47
    • 61

    Rain Showers Likely

Today 28 Oct Lyon

Showers likely with a chance of Thunderstorms. Much warmer. Near steady temperature around 60. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 28 Oct Lyon

Partly cloudy in the Evening, then clearing. Cooler with Lows in the upper 30s. Northwest Winds 5 to 10 Mph.

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Green Valley Temperature Statistics

October Temperature

Marshall, Southwest Minnesota Regional Airport - Marshall/Ryan Field (5.6 miles)

  • Lowest 16 October, 2026

    34 °F

  • Average October

    56.2 °F

  • Highest 10 October, 2026

    89.1 °F

Climate (2021–2026)

Marshall, Southwest Minnesota Regional Airport - Marshall/Ryan Field (5.6 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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