Mare Island Shoreline Heritage Preserve Weather Forecast

    • 52
    • 68

    Mostly Sunny

    • 55
    • 69

    Mostly Sunny

    • 55
    • 68

    Mostly Cloudy

    • 54
    • 66

    Mostly Cloudy

    • 52
    • 62

    Partly Sunny

    • 52
    • 63

    Partly Sunny

    • 53
    • 65

    Mostly Sunny

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mare Island Shoreline Heritage Preserve Temperature Statistics

April Temperature

Napa, Napa County Airport (8.7 miles)

  • Lowest 3 April, 2026

    38.6 °F

  • Average April

    57.7 °F

  • Highest 5 April, 2026

    83.6 °F

Climate (2021–Present)

Napa, Napa County Airport (8.7 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    70.3 °F
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