• Early AM

    Mar 6

    Lo 38°

    Clear

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      55°
    • Hi
      RealFeel
      69°
    • Wind
      Speed
      2 mph
    more
  • Today

    Mar 6

    75°Lo 36°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      58°
    • Hi
      RealFeel
      77°
    • Wind
      Speed
      4 mph
    more
  • Sat

    Mar 7

    76°Lo 39°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      62°
    • Hi
      RealFeel
      80°
    • Wind
      Speed
      2 mph
    more
  • Sun

    Mar 8

    77°Lo 43°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      62°
    • Hi
      RealFeel
      79°
    • Wind
      Speed
      4 mph
  • Mon

    Mar 9

    78°Lo 46°

    Sunshine

    Poor for home energy
    • Avg
      RealFeel
      66°
    • Hi
      RealFeel
      82°
    • Wind
      Speed
      2 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 52° 58° 64° 67° 70° 75° 77° 76°
RealFeel® 60° 68° 74° 74° 77° 79° 79° 76°
Humidity 67% 57% 48% 41% 35% 31% 29% 29%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
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0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 1 N 1 NW 2 W 4 WSW 5 WSW 5 WSW 5 WSW 5 W
UV Index 2 4 4 5 4 4 2 1
Cloud Cover 11% 11% 11% 11% 11% 11% 11% 11%
Dew Point 42° 43° 44° 42° 42° 42° 43° 42°
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 Middle Grid line 50 F

Temperature History - Mar 8

more Historical Weather Data >
  Today Normal Record 3/8/2014
High 77° 61° N/A 70°
Low 43° 37° N/A 44°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:34 AM with 11:37 of sunlight, then sets at 6:11 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:13 PM with 11:16 of moolight, then sets at 8:29 AM

Lucerne Weather Report

San Francisco: Dry Pattern, Warmth to Continue Through Weekend

March 6, 2015; 4:50 AM ET

Above-average temperatures and clear, sunny skies will sweep across San Francisco throughout the rest of the week and into early next week. 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.

Sun. Home Energy Efficiency

Sun. Degree Days

Sun. UV Index