Mare Island Strait - Vallejo Weather Forecast

    • 53
    • 67

    Becoming Sunny

    • 54
    • 60

    Partly Sunny

    • 59
    • 61

    Rain Showers

    • 57
    • 60

    Rain Showers

    • 55
    • 60

    Partly Sunny

    • 55
    • 61

    Partly Sunny

    • 55
    • 62

    Mostly Cloudy

Today 2 Nov Carquinez Strait and Delta

Mostly sunny. Patchy fog late in the morning. Highs 74 to 80. Light Winds.

Tonight 2 Nov Carquinez Strait and Delta

Clear. Lows around 52. Light Winds.

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Mare Island Strait - Vallejo Temperature Statistics

November Temperature

Napa, Napa County Airport (6.8 miles)

  • Lowest

  • Average November

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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 °F
  • Average High 2020–2025

    70.3 °F
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