Milliken Reservoir Weather Forecast

    • 40
    • 52

    Mostly Sunny

    • 38
    • 54

    Mostly Sunny

    • 38
    • 52

    Mostly Sunny

    • 39
    • 54

    Mostly Sunny

    • 38
    • 54

    Mostly Sunny

    • 42
    • 58

    Mostly Sunny

    • 41
    • 57

    Mostly Sunny

Today 17 Jan North Bay Interior Mountains

Sunny. Highs in the 40s to upper 50s. Light Winds. Becoming southwest around 5 Mph in the afternoon.

Tonight 17 Jan North Bay Interior Mountains

Mostly clear. Lows in the lower 40s. Light Winds. Becoming northeast around 5 Mph after midnight.

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  • Temperature Real-Time

Milliken Reservoir Temperature Statistics

January Temperature

Napa, Napa County Airport (11.8 miles)

  • Lowest 14 January, 2025

    32 °F

  • Average January

    51.1 °F

  • Highest 7 January, 2025

    70.6 °F

Climate (2020–Present)

Napa, Napa County Airport (11.8 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    58.2 °F

  • Average High 2020–2025

    70.7 °F
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