• Early AM

    May 26

    Lo 49°

    Cloudy

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

    May 26

    74°Lo 50°

    Turning sunny; pleasant

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

    May 27

    80°Lo 49°

    Areas of low clouds, then sun

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

    May 28

    82°Lo 51°

    Mostly sunny

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

    May 29

    81°Lo 51°

    Mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 74° RealFeel® 80° Precipitation 1%

Day

N

E

S

W

  • WSW 6 mph
  • Gusts: 12 mph

Nice with clouds moving away to leave sunshine

  • Max UV Index: 8 (Very 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 50° RealFeel® 52° Precipitation 1%

Night

N

E

S

W

  • SW 2 mph
  • Gusts: 8 mph

Clear

  • 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

Petaluma Pollen Levels - May 26

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Tree Pollen

    Low

  • Ragweed Pollen

    Low

  • Mold

    Low

  • Grass Pollen

    Moderate

Temperature History - May 26

more Historical Weather Data >
  Today Normal Record 5/26/2015
High 74° 74° N/A 64°
Low 50° 48° N/A 50°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:51 AM with 14:33 of sunlight, then sets at 8:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:32 AM with -1:-23 of moolight, then sets at 10:09 AM

Petaluma Weather Report

San Francisco: Milder air to build ahead of Memorial Day weekend

May 26, 2016; 4:58 AM ET

Following a stretch of cool days, milder air will begin to build across the Bay area heading into Memorial Day weekend. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps