• Today

    Aug 20

    76°Lo 57°

    Low clouds break for some sun

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Thu

    Aug 21

    78°Lo 58°

    Low clouds, then sun

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Fri

    Aug 22

    78°Lo 58°

    Low clouds, then sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sat

    Aug 23

    76°Lo 57°

    Low clouds followed by sun

    Low ragweed pollen levels
    • Precip
      1%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      60%
    more
  • Sun

    Aug 24

    76°Lo 57°

    Low clouds, then sun

    Ragweed Pollen Weather
    • Precip
      1%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      57%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
10am
11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 66° 68° 71° 74° 74° 76° 73° 71°
RealFeel® 66° 74° 77° 78° 78° 78° 73° 70°
Humidity 67% 65% 60% 54% 53% 50% 54% 58%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Wind (mph) 3 ESE 3 ESE 4 ESE 6 ESE 8 SE 8 SW 9 W 9 WNW
UV Index 2 5 6 6 7 6 4 3
Cloud Cover 99% 97% 96% 95% 26% 26% 26% 26%
Dew Point 55° 56° 56° 56° 56° 56° 55° 56°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Aug 20

more Historical Weather Data >
  Today Normal Record 8/20/2013
High 76° 77° 94° (1963) 78°
Low 57° 55° 47° (1990) 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:26 AM with 13:20 of sunlight, then sets at 7:46 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:14 AM with 14:16 of moolight, then sets at 4:30 PM

Top Story

San Luis Obispo Weather Report

Firefighters Race to Contain Blaze Near Yosemite

August 20, 2014; 11:04 AM ET

All evacuation orders were lifted as containment increased early Wednesday. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps