• Today

    Apr 17

    67°Lo 52°

    Partly sunny

    Neutral weather for asthma
    • Hi
      RealFeel
      66°
    • UV
      7 - High
    • Air Qual.
      Moderate
    more
  • Fri

    Apr 18

    64°Lo 51°

    Low clouds breaking

    Beneficial weather for asthma
    • Hi
      RealFeel
      64°
    • UV
      7 - High
    • Air Qual.
      Good
  • Sat

    Apr 19

    63°Lo 50°

    Areas of low clouds, then sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      65°
    • UV
      7 - High
    • Air Qual.
      Good
    more
  • Sun

    Apr 20

    65°Lo 51°

    Clouds giving way to some sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      66°
    • UV
      7 - High
    • Cloud
      Cover
      60%
    more
  • Mon

    Apr 21

    63°Lo 50°

    Low clouds breaking

    Beneficial weather for asthma
    • Hi
      RealFeel
      64°
    • UV
      7 - High
    • Cloud
      Cover
      70%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Partly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 55° 56° 59° 61° 63° 63° 64° 63°
RealFeel® 51° 53° 57° 60° 61° 64° 64° 61°
Humidity 78% 74% 70% 67% 64% 62% 61% 62%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
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0%
 
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0%
 
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0%
Snow
 
0%
 
0%
 
0%
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 10 WNW 11 WNW 12 WNW 14 WNW 15 WNW 13 W 14 W 14 W
UV Index 1 3 4 5 6 7 6 4
Cloud Cover 95% 95% 95% 95% 95% 31% 27% 27%
Dew Point 48° 48° 49° 50° 50° 50° 50° 49°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Apr 18

more Historical Weather Data >
  Today Normal Record 4/18/2013
High 64° 65° 83° (1950) 73°
Low 51° 49° 39° (1968) 47°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:31 AM with 13:17 of sunlight, then sets at 7:48 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:36 PM with 10:20 of moolight, then sets at 9:56 AM

Top Story

San Bruno Weather Report

San Francisco: No Rain in Sight, Morning Clouds to Break for Afternoon Sunshine

April 17, 2014; 4:46 AM ET

For the remainder of the week and into the weekend, morning clouds will give way to mostly sunny skies. more >

Is it a Cold or the Flu?

Apr 7, 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?

Fri. Air Quality

Fri. Asthma Risk

Fri. UV Index