Milliken Reservoir Weather Forecast

    • 50
    • 72

    Becoming Sunny

    • 52
    • 75

    Mostly Sunny

    • 53
    • 76

    Mostly Sunny

    • 51
    • 71

    Partly Sunny

    • 49
    • 70

    Mostly Sunny

    • 51
    • 72

    Mostly Sunny

Today 2 Jul North Bay Interior Mountains

Mostly cloudy in the morning then becoming sunny. Highs in the upper 60s to mid 80s. South Winds 5 to 10 Mph.

Tonight 2 Jul North Bay Interior Mountains

Partly cloudy. Lows in the 50s. Light Winds.

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Milliken Reservoir Temperature Statistics

July Temperature

Napa, Napa County Airport (11.8 miles)

  • Lowest

  • Average July

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Climate (2021–2026)

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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