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United States weather

Weather in Sussex County, New Jersey for January 2027

Your guide to Sussex County weather in January - trends and predictions

    Snow Forecast ❄️

  • With an average of 4 snowy days, Sussex County usually enjoys a light touch of snow in January.

    • More

  • Is January a good time to visit Sussex County? check out the best time to travel to Sussex County page.

  • ✨ Is January a good time to visit Sussex County? – Ask the AI Weatherman

Average dry days
24
Dry days
Average rainy days
3
Rainy days
Average snowy days
4
Snow days
Average temperatures
-1°/-6°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
65 %
Avg humidity

Sussex County Weather January

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

Temperatures trend during January in Sussex County

See the weather trend as well as the moving average line

January weather in Sussex County day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
Jan. 1 Moderate rain
Moderate rain
 2° /-2° 23.5 mm 0 cm
Jan. 2 Sunny
Sunny
 1° /-4° 0 mm 0 cm
Jan. 3 Partly cloudy
Partly cloudy
 -1° /-4° 0 mm 0 cm
Jan. 4 Cloudy
Cloudy
 -1° /-5° 0 mm 0 cm
Jan. 5 Sunny
Sunny
 -1° /-6° 0 mm 0 cm
Jan. 6 Light snow
Light snow
 0° /-3° 0.3 mm 0.2 cm
Jan. 7 Cloudy
Cloudy
 1° /-3° 0 mm 0 cm
Jan. 8 Partly cloudy
Partly cloudy
 1° /-3° 0 mm 0 cm
Jan. 9 Light snow
Light snow
 1° /-5° 1.8 mm 0 cm
Jan. 10 Moderate rain
Moderate rain
 4° /-3° 14.8 mm 0 cm
Jan. 11 Light snow
Light snow
 2° /-3° 5.1 mm 1.8 cm
Jan. 12 Sunny
Sunny
 2° /-2° 0 mm 0 cm
Jan. 13 Cloudy
Cloudy
 3° /-1° 0 mm 0 cm
Jan. 14 Overcast
Overcast
 2° /-2° 0 mm 0 cm
Jan. 15 Light snow
Light snow
 1° /-6° 6 mm 1.6 cm
Jan. 16 Overcast
Overcast
 -2° /-6° 0 mm 0 cm
Jan. 17 Partly cloudy
Partly cloudy
 0° /-3° 0 mm 0 cm
Jan. 18 Light sleet
Light sleet
 1° /-4° 5.3 mm 2.2 cm
Jan. 19 Overcast
Overcast
 -1° /-6° 0 mm 0 cm
Jan. 20 Light snow
Light snow
 -5° /-12° 1.5 mm 1.1 cm
Jan. 21 Overcast
Overcast
 -5° /-11° 0 mm 0 cm
Jan. 22 Sunny
Sunny
 -2° /-8° 0 mm 0 cm
Jan. 23 Overcast
Overcast
 -3° /-9° 0 mm 0 cm
Jan. 24 Sunny
Sunny
 -6° /-11° 0 mm 0 cm
Jan. 25 Heavy snow
Heavy snow
 -6° /-10° 45.8 mm 33.1 cm
Jan. 26 Light snow
Light snow
 -1° /-6° 4.6 mm 3.3 cm
Jan. 27 Partly cloudy
Partly cloudy
 -3° /-9° 0 mm 0 cm
Jan. 28 Partly cloudy
Partly cloudy
 -4° /-9° 0 mm 0 cm
Jan. 29 Cloudy
Cloudy
 -1° /-8° 0 mm 0 cm
Jan. 30 Cloudy
Cloudy
 -5° /-11° 0 mm 0 cm
Jan. 31 Light rain
Light rain
 -3° /-9° 4.4 mm 0 cm
Next
Important Notice
Our weather forecast for Sussex 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 Sussex County forecast closer to your planned date for the most up-to-date weather information.
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Sussex County in January - FAQ

What are the expected maximum and minimum temperatures in Sussex County during January?
Brace for cold days with temperatures not exceeding -1° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.

How much rainfall should be expected in Sussex County during January?
Significant rainfall exceeding 112.9 mm is expected in Sussex County during January, occurring over more than 3 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Sussex County in January 2027?
Sussex County experiences an average snowfall of 43.3 cm during January, occurring over 4 days.

What are the typical wind conditions in Sussex County during January?
The average wind speed in Sussex County during January is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

Sussex County snow forecast January 2027

Track daily snowfall levels and discover Sussex County’s snowy potential this January ❄️
On average, Sussex County sees 4 snowy days during January, with approximately 43.3 cm of total snowfall.

January rainfall patterns in Sussex County

Explore the daily rainfall trends and prepare for Sussex Countys January weather 💧
Typically, Sussex County has 3 rainy days in January with a total of 112.9 mm of rainfall.
Top locations in Sussex County
Select a location for an accurate weather forecast
LewesNewtonVernon Valley
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