• Today

    May 4

    79°Lo 53°

    Considerable cloudiness

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Thu

    May 5

    70°Lo 52°

    Thundershower

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    May 6

    69°Lo 52°

    Variable clouds, a t-storm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sat

    May 7

    74°Lo 55°

    Cool with clouds and sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    May 8

    74°Lo 53°

    Low clouds and remaining cool

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
8am
9am
  8am 9am
Forecast
Cloudy
Cloudy
Temp (°F) 62° 65°
RealFeel® 63° 66°
Humidity 72% 64%
   
  8am 9am
Rain
 
0%
 
0%
Snow
 
0%
 
0%
Ice
 
0%
 
0%
   
  8am 9am
Wind (mph) 5 N 5 WSW
UV Index 1 2
Cloud Cover 96% 92%
Dew Point 53° 53°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2015
High 79° 79° N/A 76°
Low 53° 48° N/A 50°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:06 AM with 13:54 of sunlight, then sets at 8:00 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:52 AM with 12:54 of moolight, then sets at 5:46 PM

Tracy Weather Report

San Francisco: Showery weather to arrive by late week

May 4, 2016; 12:34 PM ET

Clouds and showers will move into the Bay Area following a dry start to May. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps