• Today

    Apr 18

    71°Lo 44°

    Partly sunny

    Low indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Sat

    Apr 19

    69°Lo 45°

    Mostly sunny

    Low indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Sun

    Apr 20

    75°Lo 42°

    Partly sunny and pleasant

    Low indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Mon

    Apr 21

    66°Lo 46°

    Clouds and sun; not as warm

    Low indoor dust & dander levels
    • Precip
      13%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      70%
    more
  • Tue

    Apr 22

    62°Lo 42°

    Mostly cloudy, a shower; cool

    Low indoor dust & dander levels
    • Precip
      55%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      76%
    more
Next Previous
Hi 71° RealFeel® 74° Precipitation 1%

Day

N

E

S

W

  • SW 7 mph
  • Gusts: 11 mph

Partly sunny

  • Max UV Index: 7 (High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 44° RealFeel® 40° Precipitation 2%

Night

N

E

S

W

  • WSW 5 mph
  • Gusts: 9 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Santa Rosa Pollen Levels - April 18

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Moderate

  • Mold

    Pollen

    Low

Temperature History - Apr 18

more Historical Weather Data >
  Today Normal Record 4/18/2013
High 71° 71° 88° (1954) 78°
Low 44° 45° 31° (1933) 41°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:31 AM with 13:19 of sunlight, then sets at 7:50 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:39 PM with 10:16 of moolight, then sets at 9:55 AM

Top Story

Santa Rosa Weather Report

San Francisco: No Rain in Sight, Morning Clouds to Break for Afternoon Sunshine

April 18, 2014; 4:06 AM ET

For the remainder of the week and into the weekend, morning clouds will give way to mostly sunny skies. more >

Is it a Cold or the Flu?

Apr 7, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps