• Today

    Dec 20

    34°Lo 26°

    Turning cloudy

    Good for home energy
    • Avg
      RealFeel
      31°
    • Hi
      RealFeel
      35°
    • Wind
      Speed
      4 mph
  • Sun

    Dec 21

    35°Lo 26°

    Intervals of clouds and sun

    Good for home energy
    • Avg
      RealFeel
      32°
    • Hi
      RealFeel
      37°
    • Wind
      Speed
      2 mph
    more
  • Mon

    Dec 22

    39°Lo 31°

    Some sun, then clouds

    Fair for home energy
    • Avg
      RealFeel
      34°
    • Hi
      RealFeel
      39°
    • Wind
      Speed
      4 mph
    more
  • Tue

    Dec 23

    45°Lo 39°

    Mainly cloudy and damp

    Fair for home energy
    • Avg
      RealFeel
      37°
    • Hi
      RealFeel
      42°
    • Wind
      Speed
      7 mph
    more
  • Wed

    Dec 24

    52°Lo 45°

    Windy with rain; mild

    Fair for home energy
    • Avg
      RealFeel
      36°
    • Hi
      RealFeel
      39°
    • Wind
      Speed
      18 mph
    more
Next Previous
Next 8 hours >
  Sat
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Clear
Clear
Clear
Clear
Clear
Clear
Mostly Clear
Mostly Clear
Temp (°F) 25° 24° 24° 24° 23° 22° 22° 24°
RealFeel® 23° 23° 22° 23° 23° 22° 22° 24°
Humidity 75% 76% 77% 78% 79% 80% 78% 72%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 5 NNW 4 NW 5 NNW 4 N 4 NNW 4 NW 4 NW 4 NNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 9% 9% 8% 7% 9% 8% 12% 22%
Dew Point 18° 18° 18° 18° 18° 17° 16° 16°
Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F

Temperature History - Dec 20

more Historical Weather Data >
  Today Normal Record 12/20/2013
High 34° 38° N/A 53°
Low 26° 20° N/A 25°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:12 AM with 9:04 of sunlight, then sets at 4:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:24 AM with 10:03 of moolight, then sets at 3:27 PM

Lancaster Weather Report

Boston: Quiet Weekend Weather to be Followed by Christmas Eve Storm

December 20, 2014; 4:59 AM ET

Following benign weather this weekend, a major storm will affect Boston, much of the East and Midwest on Christmas Eve. 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.

Sat. Home Energy Efficiency

Sat. Degree Days

Sat. UV Index