Carquinez Strait - Mare Island Weather Forecast

    • 54
    • 61

    Rain Likely

    • 51
    • 66

    Mostly Sunny

    • 51
    • 67

    Mostly Sunny

    • 52
    • 68

    Partly Sunny

    • 52
    • 67

    Partly Sunny

    • 52
    • 67

    Partly Sunny

Today 22 Oct Southwestern Solano County Including Vallejo

Mostly cloudy. A chance of rain in the Morning, then rain likely early in the afternoon. A chance of rain late in the afternoon. Highs 62 to 68. Southwest Winds up to 10 Mph.

Tonight 22 Oct Southwestern Solano County Including Vallejo

Partly cloudy. Lows 49 to 55. Southwest Winds up to 10 Mph.

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Carquinez Strait - Mare Island Temperature Statistics

October Temperature

Napa, Napa County Airport (9.3 miles)

  • Lowest 13 October, 2026

    38.6 °F

  • Average October

    64.9 °F

  • Highest 3 October, 2026

    96.7 °F

Climate (2021–2026)

Napa, Napa County Airport (9.3 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    70.4 °F
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