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  • Tue

    Aug 5

    Mostly sunny 80°Lo 61°
  • Wed

    Aug 6

    Mostly sunny 80°Lo 61°
    more
  • Thu

    Aug 7

    Mostly sunny 78°Lo 60°
    more
  • Fri

    Aug 8

    Sunny 83°Lo 61°
    more
  • Sat

    Aug 9

    Sunny and very warm 88°Lo 63°
    more
Hi 80° RealFeel® 83° Precipitation 3%

Day

N

E

S

W

  • SW 7 mph
  • Gusts: 12 mph

Mostly sunny

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 61° RealFeel® 58° Precipitation 5%

Night

N

E

S

W

  • SW 5 mph
  • Gusts: 9 mph

Clear to partly cloudy

  • 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 5

more Historical Weather Data >
  Today Normal Record 8/5/2013
High 80° N/A N/A 70°
Low 61° N/A N/A 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:14 AM with 14:00 of sunlight, then sets at 8:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:31 PM with 10:36 of moolight, then sets at 1:07 AM

Top Story

Castro Valley Weather Report

VIDEO: California Wildfires Persist in Sierra Nevada Foothills, Yosemite National Park

August 1, 2014; 2:38 AM ET

A wildfire that has already destroyed more than 60 structures is threatening more in the Sierra Nevada foothills near Plymouth, California, according to state fire officials. more >

ABC 7 San Francisco Headlines

EXCLUSIVE: BART workers' lockers defaced with racist language

Two employees spoke with ABC7 News about a recent offensive act that happened at the Oakland maintenance shop's facility.

Six people hurt after elderly driver crashes into cafe

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