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  • Tonight

    Jul 29

    Clear Lo 58°
    more
  • Thu

    Jul 30

    Mostly sunny 82°Lo 62°
    more
  • Fri

    Jul 31

    Partly sunny 79°Lo 61°
    more
  • Sat

    Aug 1

    Partly sunny 78°Lo 62°
  • Sun

    Aug 2

    Low clouds, then sunshine 76°Lo 61°
    more
Hi 78° RealFeel® 81° Precipitation 1%

Day

N

E

S

W

  • WSW 13 mph
  • Gusts: 20 mph

Partly sunny

  • 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 62° RealFeel® 59° Precipitation 2%

Night

N

E

S

W

  • WSW 9 mph
  • Gusts: 17 mph

Mainly clear

  • 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 - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2014
High 78° N/A N/A 83°
Low 62° N/A N/A 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:12 AM with 14:05 of sunlight, then sets at 8:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:10 PM with 11:41 of moolight, then sets at 8:51 AM

Castro Valley Weather Report

San Francisco: Comfortable Conditions to End July

July 29, 2015; 8:10 PM ET

A pattern of cooler and seasonable weather will enter the city of San Francisco through the end of July and into the early part of August. more >

ABC 7 San Francisco Headlines

Teen arrested for murder in missing Santa Cruz girl's death

A 15-year-old is accused of luring a missing 8-year-old Santa Cruz girl into his apartment where police say he killed her before dumping her body in a recycling bin.

Wragg Fire flare-up prompts new evacuations, road closures

19-year-old hockey player killed in San Jose shooting