Vallejo Weather Forecast

    • 51
    • 53

    Rain Showers

    • 57
    • 58

    Rain Showers

    • 53
    • 59

    Rain Showers

    • 49
    • 55

    Rain Showers

    • 40
    • 52

    Rain Showers

    • 42
    • 49

    Rain Showers Likely

    • 43
    • 50

    Chance Rain Showers

Today 31 Jan Carquinez Strait and Delta

A slight chance of rain Showers early in the Morning, then a chance of rain Showers late in the morning. Rain Showers in the afternoon. Patchy fog in the late morning and afternoon. Highs around 52. Southeast Winds up to 10 Mph.

Tonight 31 Jan Carquinez Strait and Delta

Rain Showers. Lows around 48. Southeast Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Vallejo Temperature Statistics

January Temperature

Napa, Napa County Airport (6.8 miles)

  • Lowest 22 January, 2025

    28.9 °F

  • Average January

    48.9 °F

  • Highest 7 January, 2025

    70.6 °F

Climate (2020–Present)

Napa, Napa County Airport (6.8 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    70.7 °F
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