San Francisco Bay - South Basin Weather Forecast

    • 54
    • 60

    Mostly Cloudy

    • 53
    • 63

    Mostly Sunny

    • 54
    • 67

    Mostly Sunny

    • 54
    • 68

    Mostly Sunny

    • 55
    • 64

    Partly Sunny

    • 56
    • 68

    Mostly Sunny

    • 55
    • 66

    Mostly Sunny

Today 29 May San Francisco

Mostly cloudy. Highs in the mid 50s to lower 60s. West Winds 10 to 15 Mph.

Tonight 29 May San Francisco

Mostly cloudy. Lows in the lower 50s. West Winds 5 to 15 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

San Francisco Bay - South Basin Temperature Statistics

May Temperature

San Francisco, San Francisco International Airport (6.8 miles)

  • Lowest 11 May, 2026

    50.6 °F

  • Average May

    60.6 °F

  • Highest 19 May, 2026

    82.7 °F

Climate (2021–Present)

San Francisco, San Francisco International Airport (6.8 miles)

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

  • Average Low 2021–2026

    52.5 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    66.8 °F
Get WillyWeather+ to remove ads