• Tonight

    Dec 19

    Lo 25°

    Patchy clouds

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      1%
    • Hi
      RealFeel
      30°
    more
  • Sat

    Dec 20

    37°Lo 24°

    Variable cloudiness

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      5%
    • Hi
      RealFeel
      40°
    more
  • Sun

    Dec 21

    42°Lo 26°

    Partly sunny

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      9%
    • Hi
      RealFeel
      45°
  • Mon

    Dec 22

    42°Lo 35°

    Cloudy, afternoon rain

    Poor for lawn mowing
    • Hours of Precip
      6
    • Precip
      66%
    • Hi
      RealFeel
      39°
    more
  • Tue

    Dec 23

    49°Lo 45°

    Cloudy with a bit of rain

    Poor for lawn mowing
    • Hours of Precip
      9
    • Precip
      61%
    • Hi
      RealFeel
      45°
    more
Next Previous
Hi 42° RealFeel® 45° Precipitation 9%

Day

N

E

S

W

  • N 2 mph
  • Gusts: 4 mph

Partly sunny

  • 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 26° RealFeel® 24° Precipitation 11%

Night

N

E

S

W

  • SE 4 mph
  • Gusts: 7 mph

Increasing cloudiness

  • 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 42° 40° 64° (1923) 53°
Low 26° 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 19, 2014; 8:57 PM ET

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

Why Do Leaves Change Color?

Sep 20, 2011; 5:00 AM ET Why do leaves change from green to beautiful shades of red, orange and yellow in the fall?

Sun. Degree Days

Sun. Evapotranspiration