• Today

    Aug 3

    79°Lo 57°

    Sunshine and patchy clouds

    Beneficial weather for migraines
    • Hi
      RealFeel
      81°
    • UV
      5 - High
    • Cloud
      Cover
      19%
    more
  • Tue

    Aug 4

    75°Lo 56°

    Low clouds, then some sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      76°
    • UV
      5 - High
    • Cloud
      Cover
      60%
  • Wed

    Aug 5

    81°Lo 54°

    Low clouds, then sunshine

    Beneficial weather for migraines
    • Hi
      RealFeel
      81°
    • UV
      5 - High
    • Cloud
      Cover
      54%
    more
  • Thu

    Aug 6

    83°Lo 55°

    Low clouds breaking

    Beneficial weather for migraines
    • Hi
      RealFeel
      84°
    • UV
      5 - High
    • Cloud
      Cover
      67%
    more
  • Fri

    Aug 7

    75°Lo 56°

    Low clouds breaking

    Beneficial weather for migraines
    • Hi
      RealFeel
      75°
    • UV
      5 - High
    • Cloud
      Cover
      62%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 62° 65° 68° 70° 72° 73° 75° 73°
RealFeel® 61° 65° 69° 72° 74° 75° 76° 73°
Humidity 78% 72% 64% 61% 57% 56% 52% 57%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 8 W 9 WSW 9 WSW 12 SW 13 SSW 15 SSW 16 SSW 17 SSW
UV Index 1 2 3 5 5 7 6 4
Cloud Cover 95% 95% 95% 95% 95% 26% 26% 26%
Dew Point 55° 56° 55° 56° 56° 56° 56° 57°
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 - Aug 4

more Historical Weather Data >
  Today Normal Record 8/4/2014
High 75° 82° 106° (1998) 75°
Low 56° 55° 46° (1949) 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:14 AM with 14:02 of sunlight, then sets at 8:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:08 PM with 13:11 of moolight, then sets at 12:19 PM

Napa Weather Report

San Francisco: Seasonable Conditions to Persist Through Week

August 3, 2015; 3:12 PM ET

Dry and seasonable conditions will continue across the San Francisco Bay area this week. more >

Tue. Migraine Headache

Tue. UV Index