Green Valley State Park Weather Forecast

    • 52
    • 90

    Increasing Clouds

    • 32
    • 64

    Breezy

    • 39
    • 57

    Mostly Cloudy

    • 40
    • 62

    Mostly Cloudy

    • 49
    • 69

    Partly Sunny

    • 29
    • 71

    Mostly Cloudy

Today 21 Mar Union

Sunny. Highs around 90. Southwest Winds 15 to 20 Mph.

Tonight 21 Mar Union

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 50s. Southwest Winds 15 to 20 Mph.

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Green Valley State Park Temperature Statistics

March Temperature

Creston Municipal Airport (6.2 miles)

  • Lowest 16 March, 2026

    5 °F

  • Average March

    41.5 °F

  • Highest 9 March, 2026

    75.2 °F

Climate (2021–Present)

Creston Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    41.4 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    62 °F
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