• Early AM

    Apr 20

    Lo 50°

    Partly cloudy

    Asthma Weather
    • Hi
      RealFeel
      58°
    • UV
      7 - High
    • Air Qual.
      Good
    more
  • Today

    Apr 20

    76°Lo 49°

    Partly sunny and pleasant

    Beneficial weather for asthma
    • Hi
      RealFeel
      77°
    • UV
      8 - Very High
    • Air Qual.
      Good
    more
  • Mon

    Apr 21

    69°Lo 51°

    Partly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      72°
    • UV
      7 - High
    • Air Qual.
      Good
  • Tue

    Apr 22

    63°Lo 46°

    Mostly cloudy with a shower

    Beneficial weather for asthma
    • Hi
      RealFeel
      61°
    • UV
      6 - High
    • Cloud
      Cover
      76%
    more
  • Wed

    Apr 23

    66°Lo 50°

    Mostly sunny and cool

    Beneficial weather for asthma
    • Hi
      RealFeel
      66°
    • UV
      8 - Very High
    • Cloud
      Cover
      12%
    more
Next Previous
Partly sunny 68° Lo 53° RealFeel® 72° / 54°

N

E

S

W

  • Precipitation: 1%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 62%
  • Cloud Cover: 45%
  • Dew Point: 47° F
  • Visibility: 10 mi
5 mph

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2013
High 69° 70° 92° (2009) 84°
Low 51° 49° 37° (1968) 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:27 AM with 13:20 of sunlight, then sets at 7:47 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:29 AM with 10:26 of moolight, then sets at 10:55 AM

Top Story

San Jose Weather Report

Chance of Rain in San Francisco on Tuesday

April 19, 2014; 9:09 PM ET

There hasn't been any measurable precipitation in San Francisco since April 4. more >

Is it a Cold or the Flu?

Apr 19, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Mon. Air Quality

Mon. Asthma Risk

Mon. UV Index