11 - 15 of 45 days | All 45 days
Previous 5 Days Next 5 Days
  • Sat

    Feb 20

    Partly sunny 68°Lo 50°
  • Sun

    Feb 21

    A shower in the afternoon 61°Lo 50°
    more
  • Mon

    Feb 22

    Mostly cloudy 71°Lo 51°
    more
  • Tue

    Feb 23

    Considerable clouds 71°Lo 57°
    more
  • Wed

    Feb 24

    Cloudy, rain possible; colder 58°Lo 47°
    more
Hi 68° RealFeel® 73° Precipitation 0%

Day

N

E

S

W

  • NNE 4 mph
  • Gusts: 10 mph

Partly sunny

  • Max UV Index: 4 (Moderate)
  • 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 50° RealFeel® 51° Precipitation 0%

Night

N

E

S

W

  • NE 2 mph
  • Gusts: 8 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 - Feb 20

more Historical Weather Data >
  Today Normal Record 2/20/2015
High 68° 62° N/A 67°
Low 50° 46° N/A 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:52 AM with 11:01 of sunlight, then sets at 5:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:15 PM with 13:50 of moolight, then sets at 6:05 AM

Castro Valley Weather Report

San Francisco: Dry and mild into the weekend

February 10, 2016; 10:15 AM ET

The summerlike warmth that set records during the first part of the week will fade by the weekend, but temperatures will remain above normal. more >

ABC 7 San Francisco Headlines

ONLY ON ABC7NEWS.COM: War waged on pimps, human traffickers during Super Bowl 50

An FBI official spoke exclusively with Dan Noyes about how 14 months of work before the Super Bowl had a major impact and helped stop sex-traffickers in their tracks.

Sanders, Trump win presidential primaries in New Hampshire

Bay Area's world-famous Mavericks contest called for Friday