• Early AM

    Sep 4

    Lo 51°

    Mainly clear

    Running Weather
    • Precip
      4%
    • Hours of Precip
      0
    • Wind
      Gust
      16 mph
    more
  • Today

    Sep 4

    81°Lo 53°

    Mostly sunny

    Excellent for running
    • Precip
      4%
    • Hours of Precip
      0
    • Wind
      Gust
      20 mph
  • Sat

    Sep 5

    83°Lo 53°

    Mostly sunny

    Excellent for running
    • Precip
      3%
    • Hours of Precip
      0
    • Wind
      Gust
      12 mph
    more
  • Sun

    Sep 6

    90°Lo 52°

    Plenty of sun

    Excellent for running
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      12 mph
    more
  • Mon

    Sep 7

    94°Lo 53°

    Sunny and very warm

    Very Good for running
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Mostly Sunny
Sunny
Sunny
Sunny
Temp (°F) 57° 61° 66° 71° 75° 77° 81° 79°
RealFeel® 58° 65° 71° 78° 81° 82° 84° 80°
Humidity 80% 68% 54% 47% 42% 36% 30% 31%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
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0%
Ice
 
0%
 
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  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 5 SW 5 SW 5 SW 5 SW 7 WSW 9 WSW 12 W 13 W
UV Index 1 2 3 5 6 7 7 5
Cloud Cover 41% 44% 45% 40% 26% 9% 0% 2%
Dew Point 51° 51° 49° 50° 50° 48° 47° 46°
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 - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 81° N/A N/A 89°
Low 53° N/A N/A 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:38 AM with 12:55 of sunlight, then sets at 7:33 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:08 PM with 14:11 of moolight, then sets at 1:19 PM

Tracy Weather Report

San Francisco: Sunny Skies, Pleasant Conditions to Last Into Labor Day Weekend

September 3, 2015; 3:06 PM ET

Sunny skies and seasonable conditions will follow low clouds each day through Saturday in the Bay Area. more >

Avoid the Winter Workout Blues

Dec 26, 2012; 5:00 AM ET When it's snowing or cold, most of us want nothing more than to keep warm on the couch. But Violeta Yas has some tips to help you sneak in mini workouts at the office, regardless of the weather.