Green Valley Weather Forecast

    • 70
    • 91

    Patchy Smoke

    • 62
    • 85

    Thunderstorms

    • 59
    • 79

    Chance Rain Showers

    • 61
    • 82

    Mostly Sunny

    • 65
    • 82

    Mostly Sunny

    • 64
    • 85

    Chance Rain Showers

    • 57
    • 77

    Partly Sunny

Today 29 Jul Lyon

Mostly sunny. Patchy smoke. Near steady temperature in the upper 80s. Southeast Winds 5 to 10 Mph.

Tonight 29 Jul Lyon

Partly cloudy. Patchy smoke. Lows around 70. South Winds 10 to 15 Mph.

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Green Valley Temperature Statistics

July Temperature

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

  • Lowest 22 July, 2026

    53.1 °F

  • Average July

    76.3 °F

  • Highest 26 July, 2026

    96.1 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    37.1 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.9 °F
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