• Early AM

    May 19

    Lo 52°

    Clear

    Stargazing Weather
    • Cloud
      Cover
      4%
    • Precip
      0%
    • Hours of Precip
      0
    more
  • Today

    May 19

    80°Lo 54°

    Sunny

    Excellent for stargazing
    • Cloud
      Cover
      10%
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Mon

    May 20

    83°Lo 54°

    Mostly sunny

    Very Good for stargazing
    • Cloud
      Cover
      19%
    • Precip
      1%
    • Hours of Precip
      0
  • Tue

    May 21

    72°Lo 49°

    Sunny and not as warm

    Very Good for stargazing
    • Cloud
      Cover
      4%
    • Precip
      6%
    • Hours of Precip
      0
    more
  • Wed

    May 22

    68°Lo 48°

    Low clouds breaking

    Very Good for stargazing
    • Cloud
      Cover
      0%
    • Precip
      2%
    • Hours of Precip
      0
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Sunny
Temp (°F) 57° 59° 64° 68° 73° 78° 80° 82°
RealFeel® 56° 61° 69° 73° 79° 83° 85° 86°
Humidity 70% 65% 55% 45% 36% 30% 27% 25%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 3 WNW 3 E 4 WNW 4 NNW 5 NNW 6 NNW 7 NW 9 NW
UV Index 0 2 3 5 7 8 9 8
Cloud Cover 10% 10% 16% 22% 25% 19% 10% 1%
Dew Point 47° 47° 47° 46° 45° 44° 43° 43°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - May 20

more Historical Weather Data >
  Today Normal Record 5/20/2012
High 83° 75° 97° (1988) 82°
Low 54° 53° 45° (1976) 53°

Solunar Information for San Jose, CA

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:55 AM with 14:19 of sunlight, then sets at 8:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:33 PM with 11:47 of moolight, then sets at 3:20 AM

Sat, May 25
Full
Fri, May 31
Last
Sat, Jun 8
New
Sun, Jun 16
First

Studying Jupiter's Hot Spots

May 13, 2013; 8:01 AM ET The 'weather layer' on Jupiter has some interesting features. NASA takes a look at how these features work.

Mon. Stargazing