Milliken Reservoir Weather Forecast

    • 56
    • 80

    Mostly Sunny

    • 58
    • 82

    Mostly Sunny

    • 51
    • 73

    Mostly Sunny

    • 51
    • 73

    Mostly Sunny

    • 53
    • 70

    Partly Sunny

    • 53
    • 71

    Mostly Sunny

Today 4 Jun North Bay Interior Mountains

Sunny. Highs in the mid 70s to upper 80s. Northwest Winds around 5 Mph. Becoming west in the afternoon.

Tonight 4 Jun North Bay Interior Mountains

Mostly clear. Lows in the lower 60s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Milliken Reservoir Temperature Statistics

June Temperature

Napa, Napa County Airport (11.8 miles)

  • Lowest 1 June, 2026

    51.1 °F

  • Average June

    64.5 °F

  • Highest 1 June, 2026

    80.1 °F

Climate (2021–Present)

Napa, Napa County Airport (11.8 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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