• Today

    Jul 7

    77°Lo 56°

    Sunny to partly cloudy

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

    Jul 8

    72°Lo 57°

    A thunderstorm in spots

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

    Jul 9

    69°Lo 54°

    Decreasing clouds

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

    Jul 10

    68°Lo 52°

    Low clouds, then sun and cool

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

    Jul 11

    72°Lo 54°

    Partly sunny and cool

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Mostly Clear
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 58° 58° 58° 58° 57° 56° 57° 58°
RealFeel® 54° 54° 53° 53° 53° 53° 53° 55°
Humidity 87% 86% 87% 87% 88% 89% 90% 87%
   
  1am 2am 3am 4am 5am 6am 7am 8am
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%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 10 WSW 10 WSW 10 W 10 W 9 W 9 W 9 WSW 9 WSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 25% 95% 95% 95% 95% 95% 95% 95%
Dew Point 54° 54° 54° 54° 54° 53° 54° 54°
Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Jul 8

more Historical Weather Data >
  Today Normal Record 7/8/2014
High 72° 83° 103° (2008) 85°
Low 57° 55° 40° (1921) 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:52 AM with 14:43 of sunlight, then sets at 8:35 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:29 AM with 12:53 of moolight, then sets at 1:22 PM

Napa Weather Report

San Francisco: Cooler, Comfortable Conditions to Start Week

July 7, 2015; 1:57 AM ET

The San Francisco area will remain cool and comfortable into the early part of the upcoming workweek. 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

Wed. Snow Day Potential