weathercrisp.com
Harrisburg (PA)
Akron (OH)Albuquerque (NM)Alexandria (VA)Anaheim (CA)Anchorage (AK)Arlington (VA)Asheville (NC)Atlanta (GA)Atlantic City (NJ)Austin (TX)Baltimore (MD)Baton Rouge (LA)Birmingham (AL)Boston (MA)Bowling Green (KY)Brooklyn (NY)Buffalo (NY)Cape Coral (FL)Charlotte (NC)Chattanooga (TN)Chicago (IL)Cincinnati (OH)Cleveland (OH)Colorado Springs (CO)Columbus (OH)Corpus Christi (TX)Dallas (TX)Dayton (OH)Daytona Beach (FL)Denver (CO)Des Moines (IA)Detroit (MI)El Paso (TX)Fairbanks (AK)Fort Lauderdale (FL)Fort Wayne (IN)Fort Worth (TX)Gatlinburg (TN)Grand Rapids (MI)
Harrisburg (PA)
Honolulu (HI)Houston (TX)Huntsville (AL)Indianapolis (IN)Jackson (MS)Jacksonville (FL)Juneau (AK)Kansas City (MO)Ketchikan (AK)Key West (FL)Knoxville (TN)Las Vegas (NV)Lexington (KY)Lincoln (NE)Little Rock (AR)Los Angeles (CA)Louisville (KY)Madison (WI)Manhattan (NY)Memphis (TN)Miami (FL)Milwaukee (WI)Minneapolis (MN)Mobile (AL)Montgomery (AL)Nashville (TN)New Orleans (LA)New York City (NY)Newark (NJ)Oklahoma City (OK)Omaha (NE)Orlando (FL)Philadelphia (PA)Phoenix (AZ)Pittsburgh (PA)Portland (OR)Richmond (VA)Riverside (CA)Sacramento (CA)Salt Lake City (UT)San Antonio (TX)San Diego (CA)San Francisco (CA)San Jose (CA)Savannah (GA)Seattle (WA)Skagway (AK)Springfield (MO)St. Louis (MO)St. Petersburg (FL)Tallahassee (FL)Tampa (FL)Toledo (OH)Traverse City (MI)Tulsa (OK)Tyler (TX)Vancouver (WA)Virginia Beach (VA)WashingtonWichita (KS)Winston-Salem (NC) More Locations
United States weather

Weather in Harrisburg, Pennsylvania for December 2026

Your guide to Harrisburg weather in December - trends and predictions

    Snow Forecast ❄️

  • Harrisburg typically experiences moderate snowfall in December, with an average of 7 snowy days.

    • Temperatures

  • In general, the average temperature in Harrisburg at the beginning of December is 2 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 5.4 °C by the end of December.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
15
Dry days
Average rainy days
9
Rainy days
Average snowy days
7
Snow days
Average temperatures
4°/-2°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Harrisburg Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Overcast
3°
2
Partly cloudy
3°
3
Cloudy
2°
4
Overcast
2°
5
Partly cloudy
0°
6
Overcast
2°
7
Overcast
2°
8
Overcast
5°
9
Fog
5°
10
Light rain shower
9°
11
Moderate snow
4°
12
Sunny
3°
13
Overcast
3°
14
Overcast
2°
15
Overcast
3°
16
Overcast
6°
17
Light rain
9°
18
Light drizzle
7°
19
Light freezing rain
5°
20
Overcast
3°
21
Overcast
3°
22
Overcast
2°
23
Light drizzle
3°
24
Patchy rain possible
5°
25
Partly cloudy
5°
26
Light drizzle
2°
27
Moderate rain
5°
28
Patchy rain possible
5°
29
Light drizzle
10°
30
Overcast
6°
31
Cloudy
5°

Temperatures trend during December in Harrisburg

See the weather trend as well as the moving average line

December weather in Harrisburg day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Overcast
Overcast
 3° /-3° 0 mm 0 cm
Dec. 2 Partly cloudy
Partly cloudy
 3° /-2° 42.2 mm 3 cm
Dec. 3 Cloudy
Cloudy
 2° /-2° 0 mm 0 cm
Dec. 4 Overcast
Overcast
 2° /-4° 0 mm 0 cm
Dec. 5 Partly cloudy
Partly cloudy
 0° /-5° 0 mm 0 cm
Dec. 6 Overcast
Overcast
 2° /-3° 0 mm 0 cm
Dec. 7 Overcast
Overcast
 2° /-2° 0 mm 0 cm
Dec. 8 Overcast
Overcast
 5° /-3° 0 mm 0 cm
Dec. 9 Fog
Fog
 5° /-4° 7.1 mm 0 cm
Dec. 10 Light rain shower
Light rain shower
 9° /1° 17.1 mm 0 cm
Dec. 11 Moderate snow
Moderate snow
 4° /-1° 14.1 mm 1.8 cm
Dec. 12 Sunny
Sunny
 3° /-3° 0 mm 0 cm
Dec. 13 Overcast
Overcast
 3° /-3° 0 mm 0 cm
Dec. 14 Overcast
Overcast
 2° /-5° 0 mm 0 cm
Dec. 15 Overcast
Overcast
 3° /-5° 0 mm 0 cm
Dec. 16 Overcast
Overcast
 6° /-2° 11.4 mm 0 cm
Dec. 17 Light rain
Light rain
 9° /-1° 14.1 mm 0 cm
Dec. 18 Light drizzle
Light drizzle
 7° /-2° 11.1 mm 0 cm
Dec. 19 Light freezing rain
Light freezing rain
 5° /-1° 14.1 mm 0 cm
Dec. 20 Overcast
Overcast
 3° /-3° 0 mm 0 cm
Dec. 21 Overcast
Overcast
 3° /-3° 0 mm 0 cm
Dec. 22 Overcast
Overcast
 2° /-5° 0 mm 0 cm
Dec. 23 Light drizzle
Light drizzle
 3° /-3° 0.1 mm 0 cm
Dec. 24 Patchy rain possible
Patchy rain possible
 5° /0° 1.3 mm 0.4 cm
Dec. 25 Partly cloudy
Partly cloudy
 5° /1° 2.1 mm 0.6 cm
Dec. 26 Light drizzle
Light drizzle
 2° /-1° 3.5 mm 2 cm
Dec. 27 Moderate rain
Moderate rain
 5° /1° 10.7 mm 1.7 cm
Dec. 28 Patchy rain possible
Patchy rain possible
 5° /1° 18.5 mm 0.5 cm
Dec. 29 Light drizzle
Light drizzle
 10° /1° 3 mm 0 cm
Dec. 30 Overcast
Overcast
 6° /0° 5.6 mm 0 cm
Dec. 31 Cloudy
Cloudy
 5° /-3° 2.3 mm 0 cm
Next
Important Notice
Our weather forecast for Harrisburg in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Harrisburg forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Harrisburg in December - FAQ

What are the expected maximum and minimum temperatures in Harrisburg during December?

Brace for cold days with temperatures not exceeding 4° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.

How much rainfall should be expected in Harrisburg during December?

Significant rainfall exceeding 178.3 mm is expected in Harrisburg during December, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Harrisburg in December 2026?

Harrisburg experiences an average snowfall of 9.92333 cm during December, occurring over 7 days.

What are the typical wind conditions in Harrisburg during December?

The average wind speed in Harrisburg during December is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

Harrisburg snow forecast December 2026

Track daily snowfall levels and discover Harrisburg’s snowy potential this December ❄️
On average, Harrisburg sees 7 snowy days during December, with approximately 9.9 cm of total snowfall.

December rainfall patterns in Harrisburg

Explore the daily rainfall trends and prepare for Harrisburgs December weather 💧
Typically, Harrisburg has 9 rainy days in December with a total of 178.3 mm of rainfall.

Quick links

More Harrisburg weather pages
You are here
Location coordinates Where is Harrisburg?

Get accurate weather forecasts for Harrisburg, located at latitude 40.274 and longitude -76.884. Stay updated with localized weather information tailored for Harrisburg.

Found a mistake?
We appreciate your attention to details. Tell us here.