Green Valley State Park Weather Forecast

    • 67
    • 75

    Mostly Cloudy

    • 72
    • 90

    Partly Sunny

    • 76
    • 94

    Chance Thunderstorms

    • 72
    • 95

    Mostly Sunny

    • 70
    • 91

    Partly Sunny

    • 70
    • 90

    Slight Chance Thunderstorms

    • 69
    • 89

    Slight Chance Thunderstorms

Today 24 Jul Union

Mostly cloudy with a 20 percent chance of Showers. Highs in the mid 70s. South Winds 5 to 10 Mph.

Tonight 24 Jul Union

Mostly cloudy. Patchy fog after midnight. Humid with Lows in the upper 60s. South Winds 5 to 10 Mph.

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Green Valley State Park Temperature Statistics

July Temperature

Creston Municipal Airport (6.2 miles)

  • Lowest 22 July, 2026

    60.8 °F

  • Average July

    77.8 °F

  • Highest 20 July, 2026

    96.8 °F

Climate (2021–2026)

Creston Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    41.5 °F

  • Average 2021–2026

    51.7 °F

  • Average High 2021–2026

    62.2 °F
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