Steamboat Slough Weather Forecast

    • 40
    • 52

    Rain

    • 33
    • 49

    Rain Showers

    • 38
    • 50

    Rain

    • 33
    • 51

    Rain Likely

    • 37
    • 52

    Chance Rain

    • 42
    • 54

    Rain Likely

Today 16 Feb North Bay Interior Valleys

Rain in the Morning, then a chance of rain in the afternoon. Highs in the upper 40s to mid 50s. Northeast Winds 10 to 15 Mph. Becoming northwest 10 to 20 Mph in the afternoon.

Tonight 16 Feb North Bay Interior Valleys

Partly cloudy in the evening. A chance of rain in the Evening, then Showers and a slight chance of Thunderstorms after midnight. Lows in the mid 30s to upper 40s. West Winds 10 to 20 Mph with Gusts to around 40 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

    35.7 °F

  • Average February

    52.9 °F

  • Highest 5 February, 2026

    71.7 °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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