• Early AM

    Mar 5

    Lo 43°

    Clear

    Stargazing Weather
    • Cloud
      Cover
      1%
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Today

    Mar 5

    69°Lo 44°

    Plenty of sun

    Good for stargazing
    • Cloud
      Cover
      0%
    • Precip
      3%
    • Hours of Precip
      0
  • Fri

    Mar 6

    69°Lo 43°

    Plenty of sun

    Good for stargazing
    • Cloud
      Cover
      0%
    • Precip
      0%
    • Hours of Precip
      0
    more
  • Sat

    Mar 7

    71°Lo 46°

    Mostly sunny

    Poor for stargazing
    • Cloud
      Cover
      46%
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Sun

    Mar 8

    69°Lo 47°

    Mostly sunny and pleasant

    Good for stargazing
    • Cloud
      Cover
      26%
    • Precip
      2%
    • Hours of Precip
      0
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
6pm
7pm 8pm 9pm 10pm 11pm Fri
12am
1am
  6pm 7pm 8pm 9pm 10pm 11pm 12am 1am
Forecast
Sunny
Clear
Clear
Clear
Clear
Clear
Clear
Clear
Temp (°F) 63° 59° 55° 54° 52° 50° 49° 48°
RealFeel® 62° 58° 55° 55° 53° 51° 51° 50°
Humidity 48% 55% 60% 63% 65% 67% 69% 70%
   
  6pm 7pm 8pm 9pm 10pm 11pm 12am 1am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
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0%
 
0%
   
  6pm 7pm 8pm 9pm 10pm 11pm 12am 1am
Wind (mph) 6 N 5 NNE 5 NNE 4 NE 4 ENE 2 ENE 2 ENE 2 ENE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 0% 0% 0% 0% 0% 0% 0% 0%
Dew Point 44° 43° 42° 42° 41° 40° 39° 39°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Mar 5

more Historical Weather Data >
  Today Normal Record 3/5/2014
High 69° N/A N/A 67°
Low 44° N/A N/A 53°

Solunar Information for Castro Valley, CA

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:34 AM with 11:32 of sunlight, then sets at 6:06 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:23 PM with 12:31 of moolight, then sets at 6:54 AM

Thu, Mar 5
Full
Fri, Mar 13
Last
Fri, Mar 20
New
Fri, Mar 27
First

Curiosity Tastes Mars

Dec 14, 2012; 5:00 AM ET The Mars Science Laboratory Rover 'Curiosity' continues its sampling and analyzing of the Martian surface.

Thu. Stargazing