Sonoma Creek - Richard Janson Bridge Weather Forecast

    • 56
    • 78

    Increasing Clouds

    • 58
    • 78

    Becoming Sunny

    • 57
    • 83

    Mostly Sunny

    • 56
    • 75

    Mostly Sunny

    • 56
    • 75

    Partly Sunny

    • 57
    • 75

    Partly Sunny

    • 58
    • 72

    Partly Sunny

Today 7 Aug Southwestern Solano County Including Vallejo

Mostly sunny. Highs 80 to 90. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

Tonight 7 Aug Southwestern Solano County Including Vallejo

Clear. Lows 58 to 64. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

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Sonoma Creek - Richard Janson Bridge Temperature Statistics

August Temperature

Napa, Napa County Airport (7.5 miles)

  • Lowest 3 August, 2026

    55.7 °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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