San Francisco Bay - Oyster Bay Regional Shoreline Weather Forecast

    • 47
    • 62

    Slight Chance Rain

    • 50
    • 60

    Chance Rain

    • 54
    • 61

    Rain

    • 55
    • 59

    Rain Showers

    • 53
    • 60

    Rain

    • 49
    • 58

    Rain Likely

    • 49
    • 56

    Rain

Today 17 Dec San Francisco Bay Shoreline

Mostly cloudy. A slight chance of rain. Highs in the lower 60s. Northwest Winds 5 to 10 Mph.

Tonight 17 Dec San Francisco Bay Shoreline

Partly cloudy in the evening then becoming mostly cloudy. Patchy fog in the Evening, then Areas of dense fog after midnight. Lows in the upper 40s. West Winds 5 to 10 Mph becoming southeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Francisco Bay - Oyster Bay Regional Shoreline Temperature Statistics

December Temperature

Oakland, Metro Oakland International Airport (1.9 miles)

  • Lowest 13 December, 2025

    35.1 °F

  • Average December

    46.7 °F

  • Highest 3 December, 2025

    64.9 °F

Climate (2020–Present)

Oakland, Metro Oakland International Airport (1.9 miles)

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  • Average Low 2020–2025

    51 °F

  • Average 2020–2025

    58.6 °F

  • Average High 2020–2025

    66.9 °F
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