• Today

    Sep 21

    76°Lo 57°

    Clearing; breezy in the p.m.

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
  • Mon

    Sep 22

    80°Lo 57°

    Areas of low clouds, then sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Tue

    Sep 23

    79°Lo 55°

    Low clouds, then sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Wed

    Sep 24

    78°Lo 56°

    Clouds, then sun

    Low ragweed pollen levels
    • Precip
      1%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      57%
    more
  • Thu

    Sep 25

    77°Lo 54°

    Low clouds, then some sun

    Ragweed Pollen Weather
    • Precip
      4%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      60%
    more
Next Previous
Hi 76° RealFeel® 82° Precipitation 3%

Day

N

E

S

W

  • NW 8 mph
  • Gusts: 20 mph

Clouds giving way to some sun; breezy this afternoon

  • Max UV Index: 6 (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 57° RealFeel® 56° Precipitation 1%

Night

N

E

S

W

  • WNW 4 mph
  • Gusts: 12 mph

Mainly clear early, then areas of low clouds forming

  • 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

San Luis Obispo Pollen Levels - September 21

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 76° 76° 96° (2003) 70°
Low 57° 54° 45° (1970) 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:50 AM with 12:11 of sunlight, then sets at 7:01 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:33 AM with 13:04 of moolight, then sets at 5:37 PM

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps