• Today

    May 25

    78°Lo 53°

    Partly sunny

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Tue

    May 26

    80°Lo 52°

    Sunny much of the time

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Wed

    May 27

    83°Lo 54°

    Sunny

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Thu

    May 28

    87°Lo 56°

    Mostly sunny

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Fri

    May 29

    89°Lo 57°

    Mostly sunny and warm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
10am
11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 62° 67° 71° 73° 75° 76° 78° 77°
RealFeel® 67° 73° 79° 81° 82° 81° 81° 77°
Humidity 65% 58% 53% 48% 45% 43% 43% 45%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
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%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Wind (mph) 7 WNW 6 WNW 6 WNW 7 WNW 7 WNW 8 WNW 10 WNW 13 WNW
UV Index 3 5 7 8 8 7 5 3
Cloud Cover 83% 73% 64% 52% 32% 20% 11% 11%
Dew Point 50° 52° 53° 52° 53° 52° 54° 54°
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

Temperature History - May 25

more Historical Weather Data >
  Today Normal Record 5/25/2014
High 78° N/A N/A 94°
Low 53° N/A N/A 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:49 AM with 14:28 of sunlight, then sets at 8:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:58 PM with 12:58 of moolight, then sets at 1:56 AM

Tracy Weather Report

San Francisco: Seasonable, Dry Weather to Remain Through Late Week

May 25, 2015; 12:15 PM ET

Dry and seasonable weather is forecast for San Francisco this week. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Mon. Snow Day Potential