San Francisco Bay - Fort Mason Weather Forecast

    • 49
    • 53

    Mostly Sunny

    • 50
    • 55

    Mostly Sunny

    • 50
    • 59

    Mostly Sunny

    • 50
    • 59

    Mostly Sunny

    • 49
    • 58

    Mostly Sunny

    • 51
    • 58

    Partly Sunny

    • 53
    • 58

    Mostly Cloudy

Today 8 Dec San Francisco

Sunny. Highs in the 50s to lower 60s. North Winds 5 to 10 Mph.

Tonight 8 Dec San Francisco

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s to lower 50s. North Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

San Francisco Bay - Fort Mason Temperature Statistics

December Temperature

Oakland, Metro Oakland International Airport (12.4 miles)

  • Lowest 1 December, 2025

    39.9 °F

  • Average December

    48.4 °F

  • Highest 3 December, 2025

    64.9 °F

Climate (2020–Present)

Oakland, Metro Oakland International Airport (12.4 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    51 °F

  • Average 2020–2025

    58.6 °F

  • Average High 2020–2025

    66.9 °F
Get WillyWeather+ to remove ads