Sonoma Creek - Richard Janson Bridge Weather Forecast

    • 51
    • 68

    Chance Rain Showers

    • 52
    • 64

    Rain Showers

    • 46
    • 60

    Rain Showers

    • 43
    • 57

    Rain Showers

    • 43
    • 64

    Mostly Sunny

    • 44
    • 66

    Mostly Sunny

    • 47
    • 69

    Partly Sunny

Today 9 Apr North Bay Interior Valleys

Partly cloudy. A slight chance of Thunderstorms. Highs in the 60s to lower 70s. Southwest Winds 5 to 15 Mph.

Tonight 9 Apr North Bay Interior Valleys

Mostly cloudy. A slight chance of Thunderstorms. A chance of Showers after midnight. Areas of fog after midnight. Lows in the upper 40s to mid 50s. Southwest Winds 10 to 15 Mph becoming south up to 5 Mph after midnight.

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  • Temperature Real-Time

Sonoma Creek - Richard Janson Bridge Temperature Statistics

April Temperature

Napa, Napa County Airport (7.5 miles)

  • Lowest 3 April, 2026

    38.6 °F

  • Average April

    58.9 °F

  • Highest 5 April, 2026

    83.6 °F

Climate (2021–Present)

Napa, Napa County Airport (7.5 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    70.3 °F
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