Chess Weather Forecast

    • 58
    • 77

    Partly Sunny

    • 58
    • 79

    Partly Sunny

    • 58
    • 73

    Mostly Cloudy

    • 58
    • 76

    Partly Sunny

    • 58
    • 80

    Mostly Sunny

    • 60
    • 85

    Mostly Sunny

Today 18 Sep San Francisco Bay Shoreline

Mostly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the 70s. West Winds 5 to 10 Mph becoming northwest 10 to 20 Mph in the afternoon.

Tonight 18 Sep San Francisco Bay Shoreline

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 50s. West Winds 10 to 20 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Chess Temperature Statistics

September Temperature

San Carlos Airport (3.1 miles)

  • Lowest 7 September, 2026

    53.6 °F

  • Average September

    65.4 °F

  • Highest 9 September, 2026

    98.6 °F

Climate (2021–2026)

San Carlos Airport (3.1 miles)

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

  • Average Low 2021–2026

    51.8 °F

  • Average 2021–2026

    57 °F

  • Average High 2021–2026

    68.3 °F
Get WillyWeather+ to remove ads