• Tonight

    Oct 20

    Lo 43°

    Mostly cloudy and chilly

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      53°
    • Hi
      RealFeel
      62°
    • Wind
      Speed
      12 mph
  • Tue

    Oct 21

    68°Lo 45°

    Partly sunny

    Poor for home energy
    • Avg
      RealFeel
      54°
    • Hi
      RealFeel
      71°
    • Wind
      Speed
      4 mph
    more
  • Wed

    Oct 22

    71°Lo 50°

    Partly sunny and pleasant

    Poor for home energy
    • Avg
      RealFeel
      61°
    • Hi
      RealFeel
      72°
    • Wind
      Speed
      4 mph
    more
  • Thu

    Oct 23

    68°Lo 52°

    Some sun with spotty showers

    Poor for home energy
    • Avg
      RealFeel
      60°
    • Hi
      RealFeel
      69°
    • Wind
      Speed
      5 mph
    more
  • Fri

    Oct 24

    67°Lo 46°

    Partly sunny

    Poor for home energy
    • Avg
      RealFeel
      56°
    • Hi
      RealFeel
      68°
    • Wind
      Speed
      6 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
4pm
5pm 6pm 7pm 8pm 9pm 10pm 11pm
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Showers
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 62° 61° 59° 57° 53° 52° 51° 50°
RealFeel® 58° 55° 53° 51° 49° 48° 49° 48°
Humidity 65% 64% 70% 75% 81% 83% 85% 87%
   
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Rain
 
33%
 
33%
 
36%
 
40%
 
23%
 
18%
 
18%
 
18%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 15 WSW 14 WSW 12 WSW 9 WSW 8 WSW 7 W 6 WNW 5 WNW
UV Index 1 0 0 0 0 0 0 0
Cloud Cover 74% 70% 71% 71% 71% 73% 75% 76%
Dew Point 50° 49° 49° 49° 48° 47° 47° 46°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Oct 20

more Historical Weather Data >
  Today Normal Record 10/20/2013
High 65° 73° N/A 80°
Low 43° 43° N/A 42°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:26 AM with 11:00 of sunlight, then sets at 6:26 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:21 AM with 12:28 of moolight, then sets at 4:49 PM

Lucerne Weather Report

San Francisco: Dry Weather to Remain Through Late Week

October 20, 2014; 6:40 PM ET

A chance of rain is expected on Monday as a Pacific storm moves through the Northwest United States. 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.

Mon. Home Energy Efficiency

Mon. Degree Days

Mon. UV Index