• Tonight

    Dec 17

    Lo 30°

    Partly cloudy and breezy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      30°
    • Hi
      RealFeel
      42°
    • Wind
      Speed
      10 mph
  • Thu

    Dec 18

    41°Lo 30°

    Partly sunny and breezy

    Good for home energy
    • Avg
      RealFeel
      26°
    • Hi
      RealFeel
      30°
    • Wind
      Speed
      14 mph
    more
  • Fri

    Dec 19

    41°Lo 25°

    Partly sunny

    Good for home energy
    • Avg
      RealFeel
      30°
    • Hi
      RealFeel
      34°
    • Wind
      Speed
      10 mph
    more
  • Sat

    Dec 20

    38°Lo 29°

    Mostly cloudy

    Good for home energy
    • Avg
      RealFeel
      34°
    • Hi
      RealFeel
      39°
    • Wind
      Speed
      4 mph
    more
  • Sun

    Dec 21

    41°Lo 29°

    Clouds breaking for some sun

    Fair for home energy
    • Avg
      RealFeel
      37°
    • Hi
      RealFeel
      44°
    • Wind
      Speed
      2 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Fog
Fog
Cloudy
Fog
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 41° 41° 40° 40° 40° 40° 41° 45°
RealFeel® 39° 39° 39° 37° 38° 39° 38° 42°
Humidity 85% 84% 83% 82% 82% 80% 75% 65%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
32%
 
32%
 
32%
 
21%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 5 W 5 W 4 W 6 W 5 W 4 W 7 W 7 W
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 90% 91% 90% 80% 91% 77% 80% 81%
Dew Point 37° 36° 35° 35° 35° 35° 34° 34°
Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Dec 17

more Historical Weather Data >
  Today Normal Record 12/17/2013
High 46° 41° 59° (1939) 28°
Low 30° 26° (1951) 18°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:24 AM with 9:19 of sunlight, then sets at 4:43 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:35 AM with 11:10 of moolight, then sets at 1:45 PM

Harrisburg Weather Report

Harrisburg: Spotty Wintry Weather This Weekend to be Paled by Major Storm Next Week

December 17, 2014; 8:09 PM ET

After a weak storm brings spotty light snow and rain to the region this weekend, a storm will threaten major travel disruptions around Harrisburg, Pennsylvania, before Christmas. 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.

Wed. Home Energy Efficiency

Wed. Degree Days

Wed. UV Index