• Sun

    May 10

    69°Lo 52°

    Mostly sunny and pleasant

    Excellent for driving
    • Precip
      1%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Mon

    May 11

    69°Lo 50°

    Clouds and sun

    Excellent for driving
    • Precip
      3%
    • Hours of Precip
      0
    • Rain
      0 in
  • Tue

    May 12

    73°Lo 54°

    Mostly sunny

    Excellent for driving
    • Precip
      15%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Wed

    May 13

    70°Lo 52°

    Plenty of sunshine

    Excellent for driving
    • Precip
      0%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Thu

    May 14

    69°Lo 53°

    Sunny

    Excellent for driving
    • Precip
      0%
    • Hours of Precip
      0
    • Rain
      0 in
    more
Next Previous
Hi 69° RealFeel® 71° Precipitation 3%

Day

N

E

S

W

  • WSW 10 mph
  • Gusts: 17 mph

Clouds and sun

  • Max UV Index: 7 (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 50° RealFeel® 47° Precipitation 8%

Night

N

E

S

W

  • SW 8 mph
  • Gusts: 15 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 - May 11

more Historical Weather Data >
  Today Normal Record 5/11/2014
High 69° N/A N/A 69°
Low 50° N/A N/A 51°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:02 AM with 14:06 of sunlight, then sets at 8:08 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:51 AM with 11:18 of moolight, then sets at 1:09 PM

Castro Valley Weather Report

San Francisco: Seasonable Weather to Hold Through Week

May 5, 2015; 7:47 PM ET

While a few showers will pass east of the Bay Area, seasonable weather and sunshine will hold in place through the weekend. more >

Travel Weather Forecast

May 05, 2015; 5:57 PM ET United States travel weather forecast