• Today

    Aug 2

    78°Lo 60°

    Low clouds, then sun

    Excellent for biking
    • Precip
      2%
    • Hours of Precip
      0
    • Wind
      Gust
      18 mph
  • Mon

    Aug 3

    76°Lo 60°

    Low clouds, then sunshine

    Excellent for biking
    • Precip
      3%
    • Hours of Precip
      0
    • Wind
      Gust
      16 mph
    more
  • Tue

    Aug 4

    76°Lo 59°

    Low clouds followed by sun

    Excellent for biking
    • Precip
      3%
    • Hours of Precip
      0
    • Wind
      Gust
      14 mph
    more
  • Wed

    Aug 5

    79°Lo 56°

    Low clouds, then sun

    Excellent for biking
    • Precip
      3%
    • Hours of Precip
      0
    • Wind
      Gust
      12 mph
    more
  • Thu

    Aug 6

    82°Lo 61°

    Low clouds, then some sun

    Excellent for biking
    • Precip
      2%
    • Hours of Precip
      0
    • Wind
      Gust
      12 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
5pm
6pm 7pm 8pm 9pm 10pm 11pm Mon
12am
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 76° 74° 72° 69° 66° 65° 65° 64°
RealFeel® 76° 72° 69° 66° 64° 63° 64° 64°
Humidity 54% 59% 66% 71% 73% 76% 78% 78%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Rain
 
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0%
 
0%
Snow
 
0%
 
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Ice
 
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  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Wind (mph) 14 N 13 N 12 NNW 9 NNW 7 NW 6 WNW 5 WNW 5 WNW
UV Index 3 1 0 0 0 0 0 0
Cloud Cover 17% 11% 11% 14% 25% 25% 25% 25%
Dew Point 59° 60° 60° 59° 58° 58° 57° 57°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Aug 2

more Historical Weather Data >
  Today Normal Record 8/2/2014
High 78° 82° 102° (1946) 75°
Low 60° 58° 46° (1919) 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:13 AM with 14:02 of sunlight, then sets at 8:15 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:50 PM with 12:11 of moolight, then sets at 10:01 AM

Cupertino Weather Report

San Francisco: Dry Weather Continues in the Bay Area

August 2, 2015; 5:42 AM ET

The only fly in the ointment in the forecast will be low morning clouds which may cause travel delays at San Francisco International Airport. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.