Milliken Reservoir Weather Forecast

    • 51
    • 76

    Decreasing Clouds

    • 52
    • 74

    Mostly Sunny

    • 54
    • 77

    Partly Sunny

    • 52
    • 67

    Chance Rain

    • 49
    • 58

    Chance Rain

    • 44
    • 56

    Rain Likely

Today 27 Mar North Bay Interior Mountains

Mostly cloudy in the morning then becoming partly cloudy. Highs in the 70s to lower 80s. North Winds 5 to 10 Mph becoming west in the afternoon.

Tonight 27 Mar North Bay Interior Mountains

Partly cloudy in the evening then becoming mostly clear. Lows in the 50s. Northwest Winds around 5 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

    37.7 °F

  • Average March

    60.4 °F

  • Highest 20 March, 2026

    87.7 °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

    58.3 °F

  • Average High 2021–2026

    70.2 °F
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