Mare Island Shoreline Heritage Preserve Weather Forecast

    • 55
    • 66

    Increasing Clouds

    • 55
    • 68

    Partly Sunny

    • 55
    • 69

    Partly Sunny

    • 55
    • 69

    Mostly Sunny

    • 56
    • 71

    Mostly Sunny

    • 56
    • 70

    Mostly Sunny

    • 56
    • 71

    Mostly Sunny

Today 20 Jun Southwestern Solano County Including Vallejo

Sunny. Highs 71 to 79. West Winds 10 to 15 Mph with Gusts to around 25 Mph.

Tonight 20 Jun Southwestern Solano County Including Vallejo

Mostly clear. Lows around 55. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mare Island Shoreline Heritage Preserve Temperature Statistics

June Temperature

Napa, Napa County Airport (8.7 miles)

  • Lowest 7 June, 2026

    45.6 °F

  • Average June

    66.6 °F

  • Highest 11 June, 2026

    96.7 °F

Climate (2021–2026)

Napa, Napa County Airport (8.7 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    70.2 °F
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