Vallejo Weather Forecast

    • 54
    • 64

    Increasing Clouds

    • 55
    • 63

    Partly Sunny

    • 56
    • 65

    Mostly Sunny

    • 54
    • 66

    Mostly Sunny

    • 54
    • 62

    Mostly Sunny

    • 54
    • 65

    Mostly Sunny

    • 55
    • 64

    Mostly Sunny

Today 30 Jun Carquinez Strait and Delta

Sunny. Near the Bay, mostly cloudy in the morning then clearing. Highs 84 to 90. Except 78 to 84 near the bay. West Winds 10 to 15 Mph with Gusts to around 25 Mph.

Tonight 30 Jun Carquinez Strait and Delta

Clear. Lows 54 to 60. West Winds 10 to 15 Mph with Gusts to around 25 Mph.

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  • Temperature Real-Time

Vallejo Temperature Statistics

June Temperature

Napa, Napa County Airport (6.8 miles)

  • Lowest 12 June, 2025

    43.6 °F

  • Average June

    62.7 °F

  • Highest 18 June, 2025

    81.6 °F

Climate (2020–Present)

Napa, Napa County Airport (6.8 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    70.6 °F
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