• Today

    Apr 18

    77°Lo 47°

    Mostly sunny and very warm

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Sun

    Apr 19

    77°Lo 46°

    Low clouds breaking and warm

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Mon

    Apr 20

    71°Lo 45°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Tue

    Apr 21

    71°Lo 46°

    Clouds and breaks of sun

    Low ragweed pollen levels
    • Precip
      5%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      70%
    more
  • Wed

    Apr 22

    72°Lo 46°

    A couple of showers possible

    Ragweed Pollen Weather
    • Precip
      30%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      70%
    more
Next Previous
Hi 77° RealFeel® 81° Precipitation 1%

Day

N

E

S

W

  • S 5 mph
  • Gusts: 12 mph

Areas of low clouds early, then sunny and very warm

  • Max UV Index: 7 (High)
  • Thunderstorms: 3%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 47° RealFeel® 49° Precipitation 3%

Night

N

E

S

W

  • N 2 mph
  • Gusts: 6 mph

Mainly clear

  • Max UV Index: N/A
  • Thunderstorms: 3%
  • 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 4/18/2014
High 77° N/A N/A 76°
Low 47° N/A N/A 46°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:30 AM with 13:20 of sunlight, then sets at 7:50 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:34 AM with 13:30 of moolight, then sets at 8:04 PM

Santa Rosa Weather Report

San Francisco: Pleasant Conditions to Hold into New Week

April 18, 2015; 4:31 AM ET

The Bay area will see pleasant conditions hold into the new week with plenty of sunshine and comfortable temperatures. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps