• Sunny 70°
    Common Cold Current Weather
    • Relative Humidity
      48%
    • Yesterday
      Temp
      78°
    • RealFeel
      77°
  • Today

    May 2

    Hi 76°

    Low clouds, then sun

    Beneficial weather for colds
    • Avg
      Temp
      65°
    • Avg
      RealFeel
      68°
    • Hi
      RealFeel
      81°
    Day Details >
  • Tomorrow

    May 3

    Hi 71°

    Clouds breaking for some sun

    Beneficial weather for colds
    • Avg
      Temp
      62°
    • Avg
      RealFeel
      64°
    • Hi
      RealFeel
      75°
    Day Details >
  • Wednesday

    May 4

    Hi 68°

    A stray afternoon shower

    Beneficial weather for colds
    • Avg
      Temp
      61°
    • Avg
      RealFeel
      60°
    • Hi
      RealFeel
      70°
    Day Details >
Next

A thunderstorm Thursday

5/2 5/3 Now: 1:50pm
PM 1-5
  • 1pm Mostly cloudy 73° 0%
  • 2pm Mostly sunny 75° 0%
  • 3pm Mostly sunny 76° 0%
  • 4pm Mostly sunny 74° 0%
  • 5pm Mostly sunny 72° 0%
AM 12-5
  • 12am Mostly clear 57° 0%
  • 1am Mostly clear 57° 0%
  • 2am Cloudy 56° 0%
  • 3am Cloudy 55° 0%
  • 4am Cloudy 53° 0%
  • 5am Cloudy 55° 0%
AM 6-11
  • 6am Cloudy 55° 0%
  • 7am Cloudy 56° 0%
  • 8am Cloudy 57° 0%
  • 9am Cloudy 60° 0%
  • 10am Cloudy 62° 0%
  • 11am Cloudy 64° 0%
Hourly Forecast >
May 02, 2016; 4:41 PM ET
Five-day Weather Forecast for San Francisco, CA
San Francisco, CA Weather Forecast

Union City Weather Report

San Francisco: Showery weather to arrive by late week

May 2, 2016; 12:34 PM ET

Clouds and showers will move into the Bay Area following a dry start to May. more >

Respiratory Health Live Feed

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Flu Season is Just Around the Corner

Sep 11, 2012; 2:00 PM ET The peak of flu season may not be until January, but preparations should begin now. Adrienne Veilleux has more.

Mon. Cold & Flu

Mon. UV Index