Mare Island Shoreline Heritage Preserve Weather Forecast

    • 58
    • 80

    Mostly Sunny

    • 58
    • 78

    Mostly Sunny

    • 57
    • 72

    Mostly Sunny

    • 57
    • 72

    Mostly Sunny

    • 58
    • 74

    Mostly Sunny

    • 59
    • 76

    Mostly Sunny

Today 2 Aug Southwestern Solano County Including Vallejo

Sunny. Highs 87 to 97. West Winds 10 to 15 Mph.

Tonight 2 Aug Southwestern Solano County Including Vallejo

Clear. Lows 57 to 63. Southwest Winds 10 to 15 Mph.

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Mare Island Shoreline Heritage Preserve Temperature Statistics

August Temperature

Napa, Napa County Airport (8.7 miles)

  • Lowest

  • Average August

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Climate (2021–2026)

Napa, Napa County Airport (8.7 miles)

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  • Average Low 2021–2026

    47.3 °F
  • Average 2021–2026

    58.5 °F
  • Average High 2021–2026

    70.3 °F
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