• Today

    May 24

    65°Lo 54°

    Partly sunny and cool

    Excellent for biking
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      18 mph
    more
  • Mon

    May 25

    67°Lo 55°

    Low clouds, then sun

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

    May 26

    68°Lo 54°

    Partly sunny

    Excellent for biking
    • Precip
      0%
    • Hours of Precip
      0
    • Wind
      Gust
      15 mph
  • Wed

    May 27

    70°Lo 54°

    Cool with plenty of sunshine

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

    May 28

    70°Lo 54°

    Sunshine, but cool

    Excellent for biking
    • Precip
      0%
    • Hours of Precip
      0
    • Wind
      Gust
      13 mph
    more
Next Previous
Hi 68° RealFeel® 75° Precipitation 0%

Day

N

E

S

W

  • WSW 7 mph
  • Gusts: 15 mph

Areas of low clouds, then some sun

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 54° RealFeel® 55° Precipitation 0%

Night

N

E

S

W

  • WSW 4 mph
  • Gusts: 10 mph

Clear to partly cloudy in the evening followed by low clouds late

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - May 26

more Historical Weather Data >
  Today Normal Record 5/26/2014
High 68° 76° 95° (1951) 82°
Low 54° 54° 38° (1918) 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:52 AM with 14:27 of sunlight, then sets at 8:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:55 PM with 12:33 of moolight, then sets at 2:28 AM

Cupertino Weather Report

San Francisco: Cool, Cloudy Weather to Linger for Holiday Weekend

May 24, 2015; 2:47 PM ET

More clouds and cooler weather can be expected across the Bay Area through the holiday weekend and into the new week. 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.