Green Valley Lake Park Weather Forecast

    • 60
    • 87

    Mostly Sunny

    • 61
    • 89

    Mostly Sunny

    • 59
    • 93

    Mostly Sunny

    • 57
    • 83

    Mostly Sunny

    • 58
    • 83

    Mostly Sunny

    • 58
    • 83

    Mostly Sunny

Today 7 Aug Central Solano County Including Fairfield and Vacaville

Sunny. Highs 90 to 98. Southwest Winds 10 to 15 Mph with Gusts to around 30 Mph.

Tonight 7 Aug Central Solano County Including Fairfield and Vacaville

Clear. Lows 60 to 65. Southwest Winds 10 to 20 Mph with Gusts to around 30 Mph.

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Green Valley Lake Park Temperature Statistics

August Temperature

Napa, Napa County Airport (7.5 miles)

  • Lowest 3 August, 2026

    55.9 °F

  • Average August

    68.8 °F

  • Highest 2 August, 2026

    86.6 °F

Climate (2021–2026)

Napa, Napa County Airport (7.5 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    58.5 °F

  • Average High 2021–2026

    70.3 °F
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