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  • Tonight

    Jul 30

    Increasing cloudiness Lo 59°
    more
  • Sun

    Jul 31

    Areas of fog, then sun 80°Lo 58°
    more
  • Mon

    Aug 1

    Mostly sunny and pleasant 79°Lo 57°
    more
  • Tue

    Aug 2

    Low clouds, then sunshine 81°Lo 56°
    more
  • Wed

    Aug 3

    Fog to sun 84°Lo 56°
Hi 84° RealFeel® 89° Precipitation 1%

Day

N

E

S

W

  • N 6 mph
  • Gusts: 12 mph

Areas of low clouds and fog giving way to sun

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 4%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 56° RealFeel® 56° Precipitation 1%

Night

N

E

S

W

  • NW 4 mph
  • Gusts: 10 mph

Mainly clear early on, then areas of low clouds and fog

  • Max UV Index: N/A
  • Thunderstorms: 3%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 3

more Historical Weather Data >
  Today Normal Record 8/3/2015
High 84° 79° N/A 77°
Low 56° 55° N/A 62°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:15 AM with 13:58 of sunlight, then sets at 8:13 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:08 AM with 13:39 of moolight, then sets at 8:47 PM

Sunnyvale Weather Report

Western US: Diminishing heat to aid in firefighting efforts this week

July 30, 2016; 11:27 PM ET

As several large fires continue to rage across the western United States, weather conditions will gradually improve for firefighting efforts this week. more >

ABC 7 San Francisco Headlines

Family searching for driver in deadly hit-and-run in Concord

A deadly hit-and-run has left a Bay Area family devastated and police looking for the driver.

Source: Alameda Co. Sheriff's deputy in beating, bribery case fired

Deadly outbreak at Hayward animal shelter prompts cat quarantine