• Today

    Aug 4

    74°Lo 59°

    Low clouds, then some sun

    Watch for hair frizz
    • Wind
      Gust
      20 mph
    • Precip
      25%
    • Hours of Precip
      0
  • Wed

    Aug 5

    80°Lo 60°

    Low clouds, then sunshine

    Watch for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      10%
    • Hours of Precip
      0
    more
  • Thu

    Aug 6

    81°Lo 61°

    Low clouds breaking

    Watch for hair frizz
    • Wind
      Gust
      16 mph
    • Precip
      10%
    • Hours of Precip
      0
    more
  • Fri

    Aug 7

    79°Lo 60°

    Low clouds, then some sun

    Watch for hair frizz
    • Wind
      Gust
      18 mph
    • Precip
      7%
    • Hours of Precip
      0
    more
  • Sat

    Aug 8

    79°Lo 59°

    Mostly sunny and pleasant

    Watch for hair frizz
    • Wind
      Gust
      21 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
3am
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  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Mostly Clear
Clear
Partly Cloudy
Cloudy
Mostly Cloudy
Cloudy
Partly Cloudy
Cloudy
Temp (°F) 62° 60° 60° 60° 62° 63° 66° 68°
RealFeel® 64° 60° 60° 60° 62° 67° 72° 73°
Humidity 70% 72% 75% 80% 76% 70% 63% 58%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
7%
 
7%
 
7%
Snow
 
0%
 
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Ice
 
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  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 0 4 S 4 S 4 S 5 S 0 0 4 S
UV Index 0 0 0 0 0 1 3 3
Cloud Cover 25% 0% 40% 70% 83% 90% 50% 90%
Dew Point 52° 51° 52° 54° 54° 53° 53° 53°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Aug 4

more Historical Weather Data >
  Today Normal Record 8/4/2014
High 74° 82° 103° (1998) 79°
Low 59° 58° 51° (1956) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:14 AM with 13:58 of sunlight, then sets at 8:12 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:07 PM with 13:10 of moolight, then sets at 12:17 PM

San Jose Weather Report

San Francisco: Seasonable Conditions to Persist Through Week

August 4, 2015; 5:50 PM ET

Dry and seasonable conditions will continue across the San Francisco Bay area this week. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Tue. Hair Frizz

Tue. Wind Maps

Tue. UV Index