• Tonight

    Apr 20

    Lo 51°

    Increasing cloudiness

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
  • Tue

    Apr 21

    65°Lo 52°

    Low clouds breaking

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Wed

    Apr 22

    64°Lo 49°

    An afternoon shower in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Thu

    Apr 23

    65°Lo 46°

    Times of clouds and sun

    Low ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      69%
    more
  • Fri

    Apr 24

    65°Lo 43°

    Times of clouds and sun

    Ragweed Pollen Weather
    • Precip
      6%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      53%
    more
Next Previous
Hi 67° RealFeel® 80° Precipitation 47%

Day

N

E

S

W

  • WNW 8 mph
  • Gusts: 22 mph

Partly sunny with rain and drizzle this afternoon

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 13%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 51° RealFeel® 48° Precipitation 25%

Night

N

E

S

W

  • WNW 6 mph
  • Gusts: 15 mph

Increasing cloudiness

  • Max UV Index: N/A
  • Thunderstorms: 22%
  • 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 - April 20

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    High

  • Mold

    Pollen

    Low

Temperature History - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2014
High 67° 67° 99° (2009) 85°
Low 51° 47° 31° (1972) 47°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:24 AM with 13:15 of sunlight, then sets at 7:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:59 AM with 14:04 of moolight, then sets at 10:03 PM

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps