Green Valley Lake Park Weather Forecast

    • 54
    • 64

    Chance Rain Showers

    • 52
    • 62

    Chance Rain Showers

    • 43
    • 62

    Chance Rain Showers

    • 46
    • 63

    Mostly Cloudy

    • 48
    • 60

    Chance Rain Showers

    • 47
    • 63

    Slight Chance Rain Showers

Today 26 Mar Carquinez Strait and Delta

Mostly sunny. Except mostly cloudy near the bay. Cooler. Highs 65 to 71. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

Tonight 26 Mar Carquinez Strait and Delta

Mostly cloudy. Lows around 55. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Green Valley Lake Park Temperature Statistics

March Temperature

Napa, Napa County Airport (7.5 miles)

  • Lowest 7 March, 2025

    33.7 °F

  • Average March

    50.8 °F

  • Highest 23 March, 2025

    70 °F

Climate (2020–Present)

Napa, Napa County Airport (7.5 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    70.7 °F
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