• Early AM

    Sep 1

    Lo 52°

    Increasing clouds

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Today

    Sep 1

    86°Lo 54°

    Low clouds, then some sun

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

    Sep 2

    82°Lo 53°

    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

    83°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
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
6am
7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Mostly Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 53° 52° 56° 60° 65° 70° 75° 79°
RealFeel® 56° 55° 59° 63° 66° 72° 80° 85°
Humidity 100% 100% 92% 81% 67% 60% 50% 43%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
0%
 
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0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
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Ice
 
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  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (mph) 0 0 0 1 SE 1 SE 2 SSE 4 S 5 S
UV Index 0 0 0 0 1 2 3 5
Cloud Cover 88% 87% 100% 100% 100% 95% 95% 95%
Dew Point 53° 52° 53° 55° 54° 56° 56° 55°
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 Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2014
High 86° N/A N/A 85°
Low 54° N/A N/A 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:40 AM with 13:01 of sunlight, then sets at 7:41 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:45 PM with 13:30 of moolight, then sets at 11:15 AM

Santa Rosa Weather Report

San Francisco: Dry, Pleasant Conditions to Span Week

September 1, 2015; 1:48 AM ET

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

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps