Dauphin County (Harrisburg)
December
Weather in Dauphin County for December 2025
Your guide to Dauphin County weather in December - trends and predictions
Snowfall in Dauphin County during December is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Dauphin County at the beginning of December is 2 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 7.3 °F by the end of December.
Dauphin County experiences moderate rainfall in December, with an average of 7 rainy days and a total precipitation of 126.2 mm.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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23
Dry days
7
Rainy days
1
Snow days
6°/0°
Temperatures
17 km/h
Avg max wind
73 %
Avg humidity
Dauphin County in December average weather
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Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
---|---|---|---|---|---|---|
1 3° | 2 4° | 3 2° | 4 2° | 5 1° | 6 0° | |
7 2° | 8 9° | 9 8° | 10 11° | 11 6° | 12 4° | 13 3° |
14 3° | 15 6° | 16 7° | 17 12° | 18 8° | 19 3° | 20 4° |
21 3° | 22 2° | 23 3° | 24 5° | 25 6° | 26 4° | 27 7° |
28 7° | 29 11° | 30 9° | 31 7° |
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Temperatures trend during December in Dauphin County
See the weather trend as well as the moving average line
December weather day by day
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Date | Weather | Temperatures | Rain | Snow | More |
---|---|---|---|---|---|
Dec. 1 | Overcast | 3° /-5° | 0 mm | 0 cm | |
Dec. 2 | Partly cloudy | 4° /-3° | 0 mm | 0 cm | |
Dec. 3 | Cloudy | 2° /-1° | 0 mm | 0 cm | |
Dec. 4 | Overcast | 2° /-3° | 0 mm | 0 cm | |
Dec. 5 | Partly cloudy | 1° /-2° | 0 mm | 0 cm | |
Dec. 6 | Overcast | 0° /-2° | 0 mm | 0 cm | |
Dec. 7 | Overcast | 2° /-3° | 0 mm | 0 cm | |
Dec. 8 | Overcast | 9° /0° | 0 mm | 0 cm | |
Dec. 9 | Fog | 8° /-1° | 10.6 mm | 0 cm | |
Dec. 10 | Light rain shower | 11° /2° | 25.6 mm | 0 cm | |
Dec. 11 | Moderate snow | 6° /1° | 21.2 mm | 2.7 cm | |
Dec. 12 | Sunny | 4° /-3° | 0 mm | 0 cm | |
Dec. 13 | Overcast | 3° /-2° | 0 mm | 0 cm | |
Dec. 14 | Overcast | 3° /-4° | 0 mm | 0 cm | |
Dec. 15 | Sunny | 6° /-3° | 0 mm | 0 cm | |
Dec. 16 | Overcast | 7° /0° | 17.1 mm | 0 cm | |
Dec. 17 | Light rain | 12° /2° | 21.2 mm | 0 cm | |
Dec. 18 | Light drizzle | 8° /0° | 16.7 mm | 0 cm | |
Dec. 19 | Light freezing rain | 3° /0° | 1.4 mm | 0 cm | |
Dec. 20 | Sunny | 4° /-1° | 0 mm | 0 cm | |
Dec. 21 | Sunny | 3° /-2° | 0 mm | 0 cm | |
Dec. 22 | Overcast | 2° /-4° | 0 mm | 0 cm | |
Dec. 23 | Light drizzle | 3° /-4° | 0.2 mm | 0 cm | |
Dec. 24 | Patchy rain possible | 5° /0° | 1.9 mm | 0.6 cm | |
Dec. 25 | Partly cloudy | 6° /1° | 0 mm | 0 cm | |
Dec. 26 | Light drizzle | 4° /1° | 1.2 mm | 0 cm | |
Dec. 27 | Moderate rain | 7° /3° | 12.6 mm | 0 cm | |
Dec. 28 | Patchy rain possible | 7° /4° | 27.7 mm | 0.8 cm | |
Dec. 29 | Light drizzle | 11° /3° | 4.5 mm | 0 cm | |
Dec. 30 | Overcast | 9° /3° | 8.4 mm | 0 cm | |
Dec. 31 | Cloudy | 7° /-1° | 3.5 mm | 0 cm | |
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Important Notice
Our weather forecast for Dauphin County 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 Dauphin County forecast closer to your planned date for the most up-to-date weather information.
Dauphin County in December - FAQ
What are the expected maximum and minimum temperatures in Dauphin County during December?
Prepare for cooler days with highs just around 6° and colder nights, dipping below 0°.
How much rainfall should be expected in Dauphin County during December?
Significant rainfall exceeding 126.2 mm is expected in Dauphin County during December, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Dauphin County in December 2025?
Dauphin County typically sees 2.05 cm of snowfall during December.
What are the typical wind conditions in Dauphin County during December?
The average wind speed in Dauphin County during December is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
Dauphin County snow forecast December 2025
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December rainfall patterns in Dauphin County
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Get accurate weather forecasts for Dauphin County, located at latitude 40.274 and longitude -76.884. Stay updated with localized weather information tailored for Dauphin County.
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