• Tonight

    Jul 30

    Lo 59°

    Increasing cloudiness

    Asthma Weather
    • Hi
      RealFeel
      79°
    • UV
      7 - Very High
    • Air Qual.
      Good
  • Fri

    Jul 31

    73°Lo 61°

    Low clouds, then some sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      77°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Sat

    Aug 1

    73°Lo 62°

    Low clouds, then some sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      76°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Sun

    Aug 2

    73°Lo 60°

    Low clouds followed by sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      76°
    • UV
      7 - Very High
    • Air Qual.
      Good
    more
  • Mon

    Aug 3

    73°Lo 59°

    Low clouds, then sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      76°
    • UV
      7 - Very High
    • Air Qual.
      Good
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Cloudy
Cloudy
Mostly Cloudy
Partly Cloudy
Partly Sunny
Partly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 62° 64° 66° 68° 70° 72° 73° 73°
RealFeel® 62° 66° 69° 74° 79° 79° 79° 77°
Humidity 87% 83% 78% 75% 74% 72% 69% 69%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
7%
 
7%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 6 SW 6 SSW 5 WSW 7 NNE 7 NW 8 WNW 9 WNW 10 WNW
UV Index 1 1 3 5 8 8 8 7
Cloud Cover 94% 92% 84% 50% 34% 34% 27% 28%
Dew Point 58° 59° 59° 60° 62° 62° 62° 62°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Jul 30

more Historical Weather Data >
  Today Normal Record 7/30/2014
High 73° 72° 97° (1977) 72°
Low 59° 56° 45° (1954) 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:12 AM with 14:08 of sunlight, then sets at 8:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:42 PM with 10:51 of moolight, then sets at 6:33 AM

San Bruno Weather Report

San Francisco: Comfortable Conditions to End July

July 30, 2015; 1:31 PM ET

A pattern of cooler and seasonable weather will enter the city of San Francisco through the end of July and into the early part of August. more >

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.

Thu. Air Quality

Thu. Asthma Risk

Thu. UV Index