• Today

    May 5

    71°Lo 43°

    Sunshine and a few clouds

    Poor for home energy
    • Avg
      RealFeel
      59°
    • Hi
      RealFeel
      75°
    • Wind
      Speed
      10 mph
  • Wed

    May 6

    72°Lo 44°

    Nice with plenty of sunshine

    Poor for home energy
    • Avg
      RealFeel
      58°
    • Hi
      RealFeel
      76°
    • Wind
      Speed
      8 mph
    more
  • Thu

    May 7

    73°Lo 45°

    Partly sunny

    Poor for home energy
    • Avg
      RealFeel
      60°
    • Hi
      RealFeel
      75°
    • Wind
      Speed
      9 mph
    more
  • Fri

    May 8

    75°Lo 46°

    Plenty of sun

    Poor for home energy
    • Avg
      RealFeel
      65°
    • Hi
      RealFeel
      82°
    • Wind
      Speed
      5 mph
    more
  • Sat

    May 9

    80°Lo 47°

    Nice with plenty of sun

    Poor for home energy
    • Avg
      RealFeel
      68°
    • Hi
      RealFeel
      86°
    • Wind
      Speed
      6 mph
    more
Next Previous
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Forecast
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Mostly Cloudy
Partly Cloudy
Temp (°F) 50° 49° 47° 47° 46° 46° 48° 49°
RealFeel® 43° 42° 40° 42° 42° 43° 47° 45°
Humidity 82% 82% 83% 81% 84% 85% 84% 79%
   
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Rain
 
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  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 12 NW 12 NW 10 NW 9 NW 7 NNW 6 NNW 5 NNW 9 NNW
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 100% 100% 73% 77% 81% 85% 85% 52%
Dew Point 44° 44° 42° 42° 42° 41° 43° 43°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - May 5

more Historical Weather Data >
  Today Normal Record 5/5/2014
High 71° 73° N/A 65°
Low 43° 42° N/A 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:08 AM with 14:00 of sunlight, then sets at 8:08 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:50 PM with 10:20 of moolight, then sets at 8:10 AM

Lucerne Weather Report

San Francisco: Seasonable Weather to Hold Through Week

May 5, 2015; 4:33 PM ET

While a few showers will pass east of the Bay Area, seasonable weather and sunshine will hold in place through the weekend. 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.

Tue. Home Energy Efficiency

Tue. Degree Days

Tue. UV Index