Napa Weather Forecast

    • 50
    • 56

    Rain Likely

    • 52
    • 56

    Rain

    • 51
    • 56

    Rain

    • 45
    • 53

    Rain

    • 43
    • 51

    Rain Likely

    • 41
    • 54

    Mostly Cloudy

    • 38
    • 52

    Chance Rain

Today 1 Jan North Bay Interior Valleys

Cloudy. A chance of rain. Highs in the 50s to lower 60s. South Winds 10 to 20 Mph.

Tonight 1 Jan North Bay Interior Valleys

Rain likely in the Evening, then a chance of rain after midnight. Lows near 50. Southeast Winds 10 to 20 Mph.

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Napa Temperature Statistics

January Temperature

Napa, Napa County Airport (6.2 miles)

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  • Average January

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Climate (2021–Present)

Napa, Napa County Airport (6.2 miles)

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  • Average Low 2021–2025

    47.1 °F

  • Average 2021–2025

    58.1 °F

  • Average High 2021–2025

    70.1 °F
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