• Today

    Apr 18

    79°Lo 48°

    A t-storm around in the p.m.

    Poor for home energy
    • Avg
      RealFeel
      68°
    • Hi
      RealFeel
      86°
    • Wind
      Speed
      5 mph
    more
  • Sun

    Apr 19

    83°Lo 50°

    Partly sunny and very warm

    Poor for home energy
    • Avg
      RealFeel
      71°
    • Hi
      RealFeel
      90°
    • Wind
      Speed
      4 mph
    more
  • Mon

    Apr 20

    81°Lo 49°

    Partly sunny

    Poor for home energy
    • Avg
      RealFeel
      68°
    • Hi
      RealFeel
      86°
    • Wind
      Speed
      5 mph
  • Tue

    Apr 21

    75°Lo 47°

    Partly sunny

    Poor for home energy
    • Avg
      RealFeel
      63°
    • Hi
      RealFeel
      80°
    • Wind
      Speed
      6 mph
    more
  • Wed

    Apr 22

    73°Lo 48°

    A couple of showers possible

    Poor for home energy
    • Avg
      RealFeel
      64°
    • Hi
      RealFeel
      78°
    • Wind
      Speed
      7 mph
    more
Next Previous
Partly sunny 81° Lo 72° RealFeel® 86° / 70°

N

E

S

W

  • Precipitation: 25%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 36%
  • Cloud Cover: 37%
  • Dew Point: 49° F
  • Visibility: 10 mi
8 mph

Temperature History - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2014
High 81° 69° N/A 80°
Low 49° 40° N/A 41°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:28 AM with 13:25 of sunlight, then sets at 7:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:01 AM with 14:19 of moolight, then sets at 10:20 PM

Lucerne Weather Report

San Francisco: Pleasant Conditions to Hold into New Week

April 18, 2015; 4:31 PM ET

The Bay area will see pleasant conditions hold into the new week with plenty of sunshine and comfortable temperatures. 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