Trancas Crossing Park Weather Forecast

    • 41
    • 62

    Dense Fog

    • 43
    • 64

    Mostly Sunny

    • 44
    • 64

    Partly Sunny

    • 42
    • 64

    Mostly Cloudy

    • 42
    • 61

    Partly Sunny

    • 44
    • 60

    Partly Sunny

Today 25 Nov North Bay Interior Valleys

Partly cloudy late in the morning then becoming sunny. Areas of dense fog late in the morning. Patchy dense fog in the afternoon. Highs in the mid 50s to upper 60s. East Winds 5 to 10 Mph. Becoming southwest in the afternoon.

Tonight 25 Nov North Bay Interior Valleys

Partly cloudy. Patchy dense fog in the evening. Areas of dense fog after midnight. Lows in the 30s to upper 40s. Northwest Winds up to 5 Mph. Becoming northeast after midnight.

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Trancas Crossing Park Temperature Statistics

November Temperature

Napa, Napa County Airport (8.1 miles)

  • Lowest 22 November, 2025

    39 °F

  • Average November

    56.6 °F

  • Highest 10 November, 2025

    79 °F

Climate (2020–Present)

Napa, Napa County Airport (8.1 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    70.2 °F
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