Milliken Reservoir Weather Forecast

    • 43
    • 58

    Becoming Sunny

    • 44
    • 59

    Partly Sunny

    • 46
    • 53

    Chance Rain

    • 46
    • 53

    Rain

    • 43
    • 51

    Rain

    • 41
    • 49

    Rain

Today 12 Feb North Bay Interior Mountains

Partly cloudy in the morning then becoming sunny. Highs in the mid 50s to lower 60s. Northeast Winds 5 to 15 Mph.

Tonight 12 Feb North Bay Interior Mountains

Partly cloudy. A chance of rain. Lows in the upper 40s. Northeast Winds 5 to 10 Mph.

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Milliken Reservoir Temperature Statistics

February Temperature

Napa, Napa County Airport (11.8 miles)

  • Lowest 2 February, 2026

    35.7 °F

  • Average February

    53 °F

  • Highest 5 February, 2026

    71.7 °F

Climate (2021–Present)

Napa, Napa County Airport (11.8 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    70.1 °F
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