• Today

    Dec 21

    39°Lo 24°

    Clouds breaking for some sun

    Fair for home energy
    • Avg
      RealFeel
      34°
    • Hi
      RealFeel
      41°
    • Wind
      Speed
      4 mph
  • Mon

    Dec 22

    39°Lo 32°

    A touch of afternoon rain

    Good for home energy
    • Avg
      RealFeel
      34°
    • Hi
      RealFeel
      36°
    • Wind
      Speed
      5 mph
    more
  • Tue

    Dec 23

    45°Lo 42°

    Mostly cloudy and damp; fog

    Fair for home energy
    • Avg
      RealFeel
      41°
    • Hi
      RealFeel
      43°
    • Wind
      Speed
      5 mph
    more
  • Wed

    Dec 24

    56°Lo 45°

    Rain; breezy, not as cool

    Fair for home energy
    • Avg
      RealFeel
      39°
    • Hi
      RealFeel
      45°
    • Wind
      Speed
      17 mph
    more
  • Thu

    Dec 25

    49°Lo 33°

    Clouds and sun; windy, colder

    Fair for home energy
    • Avg
      RealFeel
      33°
    • Hi
      RealFeel
      39°
    • Wind
      Speed
      16 mph
    more
Next Previous
Hi 39° RealFeel® 41° Precipitation 1%

Day

N

E

S

W

  • N 4 mph
  • Gusts: 6 mph

Clouds breaking for some sun

  • Max UV Index: 2 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 24° RealFeel® 26° Precipitation 1%

Night

N

E

S

W

  • N 2 mph
  • Gusts: 5 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Dec 21

more Historical Weather Data >
  Today Normal Record 12/21/2013
High 39° 40° 64° (1923) 53°
Low 24° 25° (1942) 35°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:26 AM with 9:18 of sunlight, then sets at 4:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:40 AM with 10:09 of moolight, then sets at 4:49 PM

Harrisburg Weather Report

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

December 21, 2014; 4:27 AM ET

Following benign weather this weekend, a major storm will affect Harrisburg, Pennsylvania, 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.

Sun. Home Energy Efficiency

Sun. Degree Days

Sun. UV Index