Steamboat Slough Weather Forecast

    • 43
    • 67

    Increasing Clouds

    • 44
    • 65

    Partly Sunny

    • 44
    • 63

    Mostly Cloudy

    • 43
    • 61

    Mostly Cloudy

    • 40
    • 57

    Chance Rain

    • 39
    • 58

    Chance Rain

Today 6 Feb North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Highs in the 60s to lower 70s. Southwest Winds 5 to 10 Mph.

Tonight 6 Feb North Bay Interior Valleys

Partly cloudy in the evening then becoming mostly cloudy. Areas of fog. Lows in the 40s. West Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Steamboat Slough Temperature Statistics

February Temperature

Napa, Napa County Airport (7.5 miles)

  • Lowest 2 February, 2026

    36 °F

  • Average February

    50.7 °F

  • Highest 2 February, 2026

    66.9 °F

Climate (2021–Present)

Napa, Napa County Airport (7.5 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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