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

    • 54
    • 93

    Mostly Sunny

    • 52
    • 82

    Becoming Sunny

    • 52
    • 84

    Mostly Sunny

    • 53
    • 77

    Mostly Cloudy

    • 51
    • 77

    Mostly Sunny

    • 57
    • 86

    Sunny

    • 60
    • 91

    Sunny

Today 5 Jun North Bay Interior Valleys

Sunny. Highs in the upper 70s to lower 90s. West Winds 10 to 20 Mph.

Tonight 5 Jun North Bay Interior Valleys

Mostly clear. Lows in the 50s. West Winds 10 to 20 Mph with Gusts to around 35 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

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

June Temperature

Napa, Napa County Airport (19.9 miles)

  • Lowest 3 June, 2026

    50 °F

  • Average June

    64.3 °F

  • Highest 3 June, 2026

    84.9 °F

Climate (2021–Present)

Napa, Napa County Airport (19.9 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    70.2 °F
Get WillyWeather+ to remove ads