• Today

    Apr 19

    67°Lo 50°

    Mostly sunny

    Fair for stargazing
    • Cloud
      Cover
      36%
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Sun

    Apr 20

    72°Lo 50°

    Partly sunny

    Good for stargazing
    • Cloud
      Cover
      37%
    • Precip
      1%
    • Hours of Precip
      0
  • Mon

    Apr 21

    65°Lo 52°

    Times of sun and clouds

    Poor for stargazing
    • Cloud
      Cover
      77%
    • Precip
      50%
    • Hours of Precip
      0.5
    more
  • Tue

    Apr 22

    60°Lo 48°

    Rather cloudy with a shower

    Very Good for stargazing
    • Cloud
      Cover
      7%
    • Precip
      3%
    • Hours of Precip
      1
    more
  • Wed

    Apr 23

    66°Lo 49°

    Mostly sunny and cool

    Good for stargazing
    • Cloud
      Cover
      28%
    • Precip
      5%
    • Hours of Precip
      0
    more
Next Previous
Partly sunny 69° Lo 52° RealFeel® 75° / 54°

N

E

S

W

  • Precipitation: 0%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 68%
  • Cloud Cover: 26%
  • Dew Point: 49° F
  • Visibility: 10 mi
4 mph

Temperature History - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2013
High 72° N/A N/A 73°
Low 50° N/A N/A 50°

Solunar Information for Castro Valley, CA

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:27 AM with 13:21 of sunlight, then sets at 7:48 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:31 AM with 10:24 of moolight, then sets at 10:55 AM

Tue, Apr 22
Last
Tue, Apr 29
New
Wed, May 7
First
Wed, May 14
Full
Top Story

Castro Valley Weather Report

Chance of Rain in San Francisco on Tuesday

April 19, 2014; 3:29 PM ET

There hasn't been any measurable precipitation in San Francisco since April 4. more >

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Sun. Stargazing