• Clear 66°
    Asthma Current Weather
    • Relative Humidity
      62%
    • Yesterday
      Temp
      67°
    • Pressure
      29.93 inHg
  • Tonight

    Sep 1

    Lo 59°

    Increasing cloudiness

    Asthma Weather
    • Hi
      RealFeel
      85°
    • UV
      5 - High
    • Air Qual.
      Good
    Day Details >
  • Tomorrow

    Sep 2

    Hi 74°

    Low clouds breaking and cool

    Beneficial weather for asthma
    • Hi
      RealFeel
      78°
    • UV
      5 - High
    • Air Qual.
      Good
    Day Details >
  • Thursday

    Sep 3

    Hi 73°

    Areas of low clouds, then sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      75°
    • UV
      5 - High
    • Air Qual.
      Good
    Day Details >
Next

Pleasant Sunday

9/1 9/2 Now: 10:02pm
PM 10-2
  • 10pm Mostly clear 64° 0%
  • 11pm Mostly clear 63° 0%
  • 12am Partly cloudy 62° 0%
  • 1am Intermittent clouds 61° 0%
  • 2am Intermittent clouds 60° 0%
AM 9-2
  • 9am Cloudy 65° 0%
  • 10am Cloudy 67° 0%
  • 11am Cloudy 69° 0%
  • 12pm Cloudy 71° 0%
  • 1pm Cloudy 72° 0%
  • 2pm Mostly sunny 74° 0%
PM 3-8
  • 3pm Mostly sunny 72° 0%
  • 4pm Mostly sunny 72° 0%
  • 5pm Mostly sunny 71° 0%
  • 6pm Mostly sunny 69° 0%
  • 7pm Mostly sunny 67° 0%
  • 8pm Mostly clear 65° 0%
Hourly Forecast >
Sep 01, 2015; 4:10 PM ET
Five-day Weather Forecast for San Francisco, CA
San Francisco, CA Weather Forecast

Stanford Weather Report

San Francisco: Sunny Skies, Pleasant Conditions to Last Into Labor Day Weekend

September 1, 2015; 10:57 PM ET

Sunny skies and seasonable conditions will follow low clouds each day through Saturday in the Bay Area. more >

Respiratory Health Live Feed

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The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Tue. Air Quality

Tue. Asthma Risk

Tue. UV Index