San Francisco Bay - Mission Bay Weather Forecast

    • 47
    • 55

    Mostly Sunny

    • 48
    • 57

    Partly Sunny

    • 54
    • 59

    Mostly Cloudy

    • 56
    • 60

    Rain Likely

    • 52
    • 58

    Chance Rain

    • 55
    • 58

    Chance Rain

Today 13 Dec San Francisco

Sunny in the morning then becoming partly cloudy. Patchy dense fog in the morning. Highs in the mid 50s. North Winds 5 to 10 Mph. Becoming west in the afternoon.

Tonight 13 Dec San Francisco

Partly cloudy. Lows in the mid 40s. West Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

San Francisco Bay - Mission Bay Temperature Statistics

December Temperature

Oakland, Metro Oakland International Airport (9.3 miles)

  • Lowest 7 December, 2025

    39 °F

  • Average December

    47.4 °F

  • Highest 3 December, 2025

    64.9 °F

Climate (2020–Present)

Oakland, Metro Oakland International Airport (9.3 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