• Today

    Aug 1

    78°Lo 59°

    Low clouds, then some sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      79°
    • UV
      5 - High
    • Cloud
      Cover
      47%
    more
  • Sun

    Aug 2

    77°Lo 56°

    Low clouds, then sunshine

    Beneficial weather for migraines
    • Hi
      RealFeel
      76°
    • UV
      5 - High
    • Cloud
      Cover
      53%
  • Mon

    Aug 3

    76°Lo 53°

    Clouds, then sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      76°
    • UV
      5 - High
    • Cloud
      Cover
      55%
    more
  • Tue

    Aug 4

    76°Lo 53°

    Low clouds, then sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      77°
    • UV
      5 - High
    • Cloud
      Cover
      57%
    more
  • Wed

    Aug 5

    78°Lo 54°

    Low clouds, then some sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      78°
    • UV
      5 - High
    • Cloud
      Cover
      60%
    more
Next Previous
< Previous 8 hours Next 8 hours >
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Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 60° 59° 60° 61° 63° 65° 68° 71°
RealFeel® 57° 56° 57° 59° 62° 65° 69° 73°
Humidity 91% 92% 90% 87% 81% 76% 69% 65%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
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  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 9 W 9 W 8 W 9 W 9 WSW 10 WSW 12 SW 14 SW
UV Index 0 0 0 0 1 2 3 5
Cloud Cover 95% 95% 95% 95% 95% 95% 95% 95%
Dew Point 58° 57° 57° 57° 57° 58° 58° 59°
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 - Aug 2

more Historical Weather Data >
  Today Normal Record 8/2/2014
High 77° 82° 105° (1946) 85°
Low 56° 55° 44° (1918) 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:12 AM with 14:06 of sunlight, then sets at 8:18 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:51 PM with 12:11 of moolight, then sets at 10:02 AM

Napa Weather Report

San Francisco: Dry Weather Continues in the Bay Area

August 1, 2015; 2:22 PM ET

The only fly in the ointment in the forecast will be low morning clouds which may cause travel delays at San Francisco International Airport. more >

Sun. Migraine Headache

Sun. UV Index