• Today

    Sep 19

    88°Lo 71°

    Periods of sun

    Fair for stargazing
    • Cloud
      Cover
      70%
    • Precip
      14%
    • Hours of Precip
      0
    more
  • Sat

    Sep 20

    89°Lo 70°

    Some sun, then clouds

    Poor for stargazing
    • Cloud
      Cover
      77%
    • Precip
      55%
    • Hours of Precip
      1
    more
  • Sun

    Sep 21

    89°Lo 70°

    Partly sunny with a t-storm

    Very Good for stargazing
    • Cloud
      Cover
      38%
    • Precip
      5%
    • Hours of Precip
      1
  • Mon

    Sep 22

    87°Lo 66°

    Partly sunny and less humid

    Very Good for stargazing
    • Cloud
      Cover
      31%
    • Precip
      3%
    • Hours of Precip
      0
    more
  • Tue

    Sep 23

    85°Lo 63°

    Times of clouds and sun

    Excellent for stargazing
    • Cloud
      Cover
      1%
    • Precip
      7%
    • Hours of Precip
      0
    more
Next Previous
Hi 89° RealFeel® 96° Precipitation 55%

Day

N

E

S

W

  • ENE 4 mph
  • Gusts: 8 mph

Sunshine and some clouds with a shower or thunderstorm; humid

  • Max UV Index: 7 (High)
  • Thunderstorms: 40%
  • Precipitation: 0.1 in
  • Rain: 0.1 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 70° RealFeel® 67° Precipitation 5%

Night

N

E

S

W

  • ENE 5 mph
  • Gusts: 8 mph

Patchy clouds

  • Max UV Index: N/A
  • Thunderstorms: 5%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 89° N/A N/A 86°
Low 70° N/A N/A 61°

Solunar Information for Sunnyvale, TX

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:14 AM with 12:11 of sunlight, then sets at 7:25 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:55 AM with 13:01 of moolight, then sets at 5:56 PM

Wed, Sep 24
New
Wed, Oct 1
First
Wed, Oct 8
Full
Wed, Oct 15
Last
Top Story

Sunnyvale Weather Report

Drier, Cooler Weather Returns to Dallas

September 19, 2014; 2:30 AM ET

Following a bout of showers and storms earlier in the week, drier weather will remain across the Dallas area into the weekend. more >

Lunar Reconnaissance Orbiter Studies Moon

Sep 14, 2014; 5:00 AM ET We now know the topographical structure of the moon better than our own planet thanks to LRO.

Sun. Stargazing