• Tonight

    Aug 4

    Lo 55°

    Turning cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Wed

    Aug 5

    82°Lo 53°

    Low clouds, then sun

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

    Aug 6

    85°Lo 56°

    Partly sunny

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

    Aug 7

    80°Lo 54°

    Low clouds, then some sun

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

    Aug 8

    84°Lo 53°

    Mostly sunny

    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 >
  Tue
9pm
10pm 11pm Wed
12am
1am 2am 3am 4am
  9pm 10pm 11pm 12am 1am 2am 3am 4am
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 63° 60° 59° 57° 57° 56° 56° 56°
RealFeel® 61° 59° 58° 57° 57° 57° 57° 57°
Humidity 78% 89% 90% 89% 90% 91% 88% 88%
   
  9pm 10pm 11pm 12am 1am 2am 3am 4am
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%
   
  9pm 10pm 11pm 12am 1am 2am 3am 4am
Wind (mph) 7 W 6 W 5 W 5 W 4 W 4 WSW 4 W 2 W
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 45% 45% 45% 45% 45% 95% 95% 95%
Dew Point 56° 57° 56° 54° 54° 54° 53° 53°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Aug 4

more Historical Weather Data >
  Today Normal Record 8/4/2014
High 71° 89° N/A 78°
Low 55° 54° N/A 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:15 AM with 14:04 of sunlight, then sets at 8:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:10 PM with 13:12 of moolight, then sets at 12:22 PM

Windsor Weather Report

San Francisco: Seasonable Conditions to Persist Through Week

August 4, 2015; 5:50 PM ET

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

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps