Shurtleff Park Weather Forecast

    • 54
    • 79

    Increasing Clouds

    • 55
    • 78

    Increasing Clouds

    • 54
    • 75

    Mostly Cloudy

    • 54
    • 71

    Mostly Cloudy

    • 53
    • 73

    Partly Sunny

    • 53
    • 75

    Partly Sunny

    • 53
    • 75

    Partly Sunny

Today 10 Aug North Bay Interior Valleys

Sunny. Highs in the 70s to 80s. Southwest Winds 10 to 15 Mph.

Tonight 10 Aug North Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Areas of fog after midnight. Lows in the 50s. Southwest Winds 5 to 15 Mph.

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Shurtleff Park Temperature Statistics

August Temperature

Napa, Napa County Airport (5 miles)

  • Lowest 6 August, 2026

    51.7 °F

  • Average August

    67.5 °F

  • Highest 2 August, 2026

    86.6 °F

Climate (2021–2026)

Napa, Napa County Airport (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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