Shurtleff Park Weather Forecast

    • 56
    • 84

    Mostly Sunny

    • 57
    • 86

    Increasing Clouds

    • 57
    • 88

    Mostly Sunny

    • 56
    • 86

    Mostly Sunny

    • 58
    • 90

    Mostly Sunny

    • 59
    • 91

    Mostly Sunny

    • 58
    • 91

    Mostly Sunny

Today 27 Jul North Bay Interior Valleys

Sunny. Highs in the mid 70s to lower 90s. West Winds 10 to 20 Mph.

Tonight 27 Jul North Bay Interior Valleys

Mostly clear. Lows around 100 below. West Winds 10 to 15 Mph with Gusts to around 30 Mph.

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Shurtleff Park Temperature Statistics

July Temperature

Napa, Napa County Airport (5 miles)

  • Lowest 11 July, 2026

    48.7 °F

  • Average July

    67 °F

  • Highest 13 July, 2026

    89.7 °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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