• Tonight

    Aug 21

    Lo 56°

    Becoming cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      88°
    • Wind
      Speed
      7 mph
  • Fri

    Aug 22

    77°Lo 58°

    Low clouds, then sunshine

    Poor for home energy
    • Avg
      RealFeel
      69°
    • Hi
      RealFeel
      80°
    • Wind
      Speed
      6 mph
    more
  • Sat

    Aug 23

    74°Lo 55°

    Low clouds followed by sun

    Poor for home energy
    • Avg
      RealFeel
      67°
    • Hi
      RealFeel
      79°
    • Wind
      Speed
      6 mph
    more
  • Sun

    Aug 24

    74°Lo 56°

    Low clouds, then sun

    Poor for home energy
    • Avg
      RealFeel
      67°
    • Hi
      RealFeel
      78°
    • Wind
      Speed
      6 mph
    more
  • Mon

    Aug 25

    76°Lo 58°

    Low clouds, then sunshine

    Poor for home energy
    • Avg
      RealFeel
      68°
    • Hi
      RealFeel
      79°
    • Wind
      Speed
      7 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Partly Cloudy
Cloudy
Partly Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Temp (°F) 58° 59° 62° 67° 71° 77° 80° 82°
RealFeel® 59° 58° 64° 72° 81° 88° 85° 83°
Humidity 91% 93% 84% 70% 61% 50% 47% 44%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 0 4 NW 5 NW 4 NW 0 0 7 WNW 12 NW
UV Index 0 0 2 4 6 8 8 8
Cloud Cover 57% 100% 35% 0% 0% 0% 0% 0%
Dew Point 56° 57° 57° 57° 57° 57° 58° 58°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Aug 21

more Historical Weather Data >
  Today Normal Record 8/21/2013
High 82° 77° 91° (1963) 79°
Low 56° 55° 46° (2002) 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:27 AM with 13:17 of sunlight, then sets at 7:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:05 AM with 14:08 of moolight, then sets at 5:13 PM

Top Story

San Luis Obispo Weather Report

Firefighters Race to Contain Blaze Near Yosemite

August 21, 2014; 12:45 PM ET

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

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Thu. Home Energy Efficiency

Thu. Degree Days

Thu. UV Index