• Today

    Aug 31

    90°Lo 54°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Tue

    Sep 1

    84°Lo 54°

    Low clouds, then some sun

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

    Sep 2

    81°Lo 51°

    Areas of low clouds, then sun

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

    Sep 3

    82°Lo 50°

    Areas of low clouds, then sun

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

    Sep 4

    86°Lo 50°

    Areas of low clouds, then sun

    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 >
  Mon
12pm
1pm 2pm 3pm 4pm 5pm 6pm 7pm
  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Forecast
Partly Sunny
Partly Cloudy
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 81° 84° 87° 90° 88° 85° 83° 78°
RealFeel® 89° 92° 94° 93° 89° 84° 80° 75°
Humidity 39% 34% 30% 28% 29% 30% 34% 43%
   
  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
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%
   
  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Wind (mph) 1 W 4 W 5 WSW 8 S 9 S 10 SSW 9 SSE 8 SSE
UV Index 6 6 6 5 3 2 1 0
Cloud Cover 38% 64% 17% 26% 26% 26% 26% 26%
Dew Point 54° 53° 52° 53° 52° 51° 51° 53°
Middle Grid line 95 F Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F

Temperature History - Aug 31

more Historical Weather Data >
  Today Normal Record 8/31/2014
High 90° N/A N/A 91°
Low 54° N/A N/A 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:39 AM with 13:03 of sunlight, then sets at 7:42 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:06 PM with 12:59 of moolight, then sets at 10:05 AM

Santa Rosa Weather Report

San Francisco: Dry, Pleasant Conditions to Span Week

August 31, 2015; 10:48 AM ET

The San Francisco area will have dry and seasonable conditions throughout the week. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps