• Today

    Sep 4

    84°Lo 47°

    Partly sunny

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

    Sep 5

    85°Lo 48°

    Mostly sunny

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

    Sep 6

    90°Lo 51°

    Warm with plenty of sunshine

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

    Sep 7

    92°Lo 53°

    Clear

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

    Sep 8

    92°Lo 54°

    Partly sunny and very warm

    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 >
  Fri
7pm
8pm 9pm 10pm 11pm Sat
12am
1am 2am
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Forecast
Mostly Sunny
Mostly Clear
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Mostly Clear
Temp (°F) 73° 67° 63° 61° 59° 57° 56° 54°
RealFeel® 70° 64° 60° 58° 56° 55° 55° 54°
Humidity 36% 45% 53% 59% 61% 64% 66% 69%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Rain
 
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0%
Snow
 
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Ice
 
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  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Wind (mph) 12 WNW 12 WNW 9 WNW 8 NW 8 NW 7 NW 5 NNW 4 N
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 26% 26% 34% 45% 45% 45% 33% 26%
Dew Point 45° 46° 46° 46° 46° 45° 44° 44°
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 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 84° N/A N/A 76°
Low 47° N/A N/A 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:42 AM with 12:54 of sunlight, then sets at 7:36 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:58 PM with 14:26 of moolight, then sets at 2:24 PM

Santa Rosa Weather Report

San Francisco: Pleasant Stretch Continues Through Labor Day

September 4, 2015; 10:12 AM ET

As a ridge moves in from the west over the weekend and early next week, high temperatures will swing back above normal. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps