Milliken Reservoir Weather Forecast

    • 56
    • 72

    Breezy

    • 52
    • 73

    Sunny

    • 48
    • 68

    Partly Sunny

    • 47
    • 67

    Partly Sunny

    • 49
    • 70

    Sunny

    • 50
    • 72

    Mostly Sunny

Today 7 Mar North Bay Interior Mountains

Sunny. Highs in the lower to mid 70s. Northeast Winds 10 to 20 Mph.

Tonight 7 Mar North Bay Interior Mountains

Clear. Lows in the mid 50s to lower 60s. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Milliken Reservoir Temperature Statistics

March Temperature

Napa, Napa County Airport (11.8 miles)

  • Lowest 5 March, 2026

    37.9 °F

  • Average March

    55.5 °F

  • Highest 5 March, 2026

    69.1 °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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