Milliken Reservoir Weather Forecast

    • 43
    • 60

    Becoming Sunny

    • 46
    • 60

    Breezy

    • 50
    • 63

    Breezy

    • 49
    • 67

    Mostly Sunny

    • 50
    • 71

    Mostly Sunny

    • 50
    • 69

    Partly Sunny

Today 4 Mar North Bay Interior Mountains

Partly cloudy in the morning then becoming sunny. Highs in the 50s to lower 60s. Northwest Winds 10 to 20 Mph with Gusts to around 35 Mph.

Tonight 4 Mar North Bay Interior Mountains

Clear. Lows in the lower to mid 40s. Northwest Winds 10 to 20 Mph. Gusts up to 35 Mph in the evening.

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  • Temperature Real-Time

Milliken Reservoir Temperature Statistics

March Temperature

Napa, Napa County Airport (11.8 miles)

  • Lowest 2 March, 2026

    48.9 °F

  • Average March

    56.8 °F

  • Highest 2 March, 2026

    64 °F

Climate (2021–Present)

Napa, Napa County Airport (11.8 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    70.1 °F
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