Napa County Regional Park District - Lake Hennessey City Recreation Area Weather Forecast

    • 45
    • 67

    Mostly Sunny

    • 47
    • 66

    Mostly Cloudy

    • 46
    • 65

    Mostly Cloudy

    • 40
    • 58

    Chance Rain

    • 40
    • 58

    Slight Chance Rain

    • 39
    • 63

    Partly Sunny

    • 40
    • 58

    Mostly Cloudy

Today 7 Feb North Bay Interior Valleys

Partly cloudy. Areas of fog late in the morning. Highs in the 60s. West Winds 5 to 10 Mph.

Tonight 7 Feb North Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Patchy fog in the evening. Areas of fog after midnight. Lows in the 40s to lower 50s. West Winds 5 to 10 Mph.

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Napa County Regional Park District - Lake Hennessey City Recreation Area Temperature Statistics

February Temperature

Napa, Napa County Airport (19.9 miles)

  • Lowest 2 February, 2026

    35.7 °F

  • Average February

    52.6 °F

  • Highest 5 February, 2026

    71.1 °F

Climate (2021–Present)

Napa, Napa County Airport (19.9 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    70.1 °F
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