Sonoma Creek - Richard Janson Bridge Weather Forecast

    • 50
    • 63

    Slight Chance Rain

    • 47
    • 63

    Slight Chance Rain

    • 48
    • 64

    Fog

    • 44
    • 65

    Mostly Sunny

    • 48
    • 66

    Mostly Sunny

    • 49
    • 69

    Mostly Sunny

    • 50
    • 71

    Mostly Sunny

Today 1 Mar North Bay Interior Valleys

Partly cloudy. Highs in the upper 50s to mid 60s. West Winds 10 to 20 Mph.

Tonight 1 Mar North Bay Interior Valleys

Mostly cloudy. Patchy fog after midnight. A slight chance of rain after midnight. Lows in the upper 40s to mid 50s. West Winds 10 to 20 Mph. Becoming southwest 5 to 10 Mph after midnight.

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Sonoma Creek - Richard Janson Bridge Temperature Statistics

March Temperature

Napa, Napa County Airport (7.5 miles)

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Climate (2021–Present)

Napa, Napa County Airport (7.5 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    70 °F
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