Dauphin County (Harrisburg)
January
Weather in Dauphin County for January 2026
Your guide to Dauphin County weather in January - trends and predictions
Dauphin County typically experiences moderate snowfall in January, with an average of 7 snowy days.
In general, the average temperature in Dauphin County at the beginning of January is 2.6 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 4.6 °F by the end of January.
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Snow Forecast ❄️
Temperatures
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17
Dry days
7
Rainy days
7
Snow days
4°/-3°
Temperatures
19 km/h
Avg max wind
79 %
Avg humidity
Dauphin County Weather January
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  6° | 2  4° | 3  4° | ||||
| 4 2° | 5 2° | 6  0° | 7  -0° | 8  -1° | 9  6° | 10 6° |
| 11 4° | 12 6° | 13  8° | 14 -1° | 15 -1° | 16  -2° | 17 -1° |
| 18 1° | 19 1° | 20 -4° | 21  -3° | 22  -4° | 23 0° | 24  2° |
| 25 2° | 26 7° | 27 6° | 28 3° | 29 5° | 30  4° | 31 5° |
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Temperatures trend during January in Dauphin County
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Jan. 1 | Patchy rain possible | 6° /2° | 2.7 mm | 0.1 cm | |
| Jan. 2 | Sunny | 4° /-1° | 0 mm | 0 cm | |
| Jan. 3 | Overcast | 4° /-2° | 0 mm | 0 cm | |
| Jan. 4 | Patchy rain possible | 2° /-4° | 0 mm | 0 cm | |
| Jan. 5 | Overcast | 2° /-5° | 0 mm | 0 cm | |
| Jan. 6 | Heavy snow | 0° /-3° | 20.5 mm | 12.8 cm | |
| Jan. 7 | Moderate snow | 0° /-4° | 0.6 mm | 0.3 cm | |
| Jan. 8 | Freezing fog | -1° /-6° | 0 mm | 0 cm | |
| Jan. 9 | Light sleet | 6° /-5° | 25.6 mm | 0 cm | |
| Jan. 10 | Patchy rain possible | 6° /-2° | 0.3 mm | 0 cm | |
| Jan. 11 | Patchy rain possible | 4° /-2° | 4.5 mm | 3.2 cm | |
| Jan. 12 | Patchy rain possible | 6° /-2° | 5 mm | 0 cm | |
| Jan. 13 | Light snow | 8° /-1° | 2.8 mm | 0 cm | |
| Jan. 14 | Patchy light snow | -1° /-6° | 0 mm | 0 cm | |
| Jan. 15 | Overcast | -1° /-7° | 0 mm | 0 cm | |
| Jan. 16 | Light snow showers | -2° /-9° | 1.7 mm | 1.2 cm | |
| Jan. 17 | Sunny | -1° /-7° | 0 mm | 0 cm | |
| Jan. 18 | Moderate snow | 1° /-6° | 0.4 mm | 0.3 cm | |
| Jan. 19 | Light snow showers | 1° /-6° | 2.2 mm | 1.5 cm | |
| Jan. 20 | Light snow showers | -4° /-11° | 0.2 mm | 0.1 cm | |
| Jan. 21 | Partly cloudy | -3° /-10° | 0 mm | 0 cm | |
| Jan. 22 | Mist | -4° /-12° | 0 mm | 0 cm | |
| Jan. 23 | Fog | 0° /-8° | 0.1 mm | 0 cm | |
| Jan. 24 | Light rain | 2° /-3° | 5.1 mm | 0 cm | |
| Jan. 25 | Light rain | 2° /-5° | 6.9 mm | 0 cm | |
| Jan. 26 | Fog | 7° /-1° | 0.3 mm | 0 cm | |
| Jan. 27 | Overcast | 6° /-1° | 1.7 mm | 0 cm | |
| Jan. 28 | Light sleet | 3° /-1° | 13.2 mm | 0 cm | |
| Jan. 29 | Patchy rain possible | 5° /-1° | 0 mm | 0 cm | |
| Jan. 30 | Cloudy | 4° /-2° | 0 mm | 0 cm | |
| Jan. 31 | Light snow | 5° /0° | 7 mm | 0 cm | |
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Important Notice
Our weather forecast for Dauphin County in January 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 January - FAQ
What are the expected maximum and minimum temperatures in Dauphin County during January?
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 Dauphin County during January?
Significant rainfall exceeding 144.2 mm is expected in Dauphin County during January, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Dauphin County in January 2026?
Dauphin County experiences an average snowfall of 11.07 cm during January, occurring over 7 days.
What are the typical wind conditions in Dauphin County during January?
The average wind speed in Dauphin County during January is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
Dauphin County snow forecast January 2026
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January rainfall patterns in Dauphin County
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Where is Dauphin County?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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