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Will County (Joliet)
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United States weather

Weather in Will County, Illinois for January 2027

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

    Snow Forecast ❄️

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

    • Temperatures

  • In general, the average temperature in Will County at the beginning of January is 0 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of -0.1 °C by the end of January.

    • More

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

  • ✨ Is January a good time to visit Will 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
-2°/-8°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
76 %
Avg humidity

Will County Weather January

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

Temperatures trend during January in Will County

See the weather trend as well as the moving average line

January weather in Will County day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
Jan. 1 Partly cloudy
Partly cloudy
 -1° /-5° 0 mm 0 cm
Jan. 2 Overcast
Overcast
 1° /-3° 0 mm 0 cm
Jan. 3 Overcast
Overcast
 0° /-4° 0 mm 0 cm
Jan. 4 Sunny
Sunny
 -1° /-6° 0 mm 0 cm
Jan. 5 Light snow
Light snow
 0° /-4° 0 mm 0 cm
Jan. 6 Light snow
Light snow
 1° /-2° 1.3 mm 1.1 cm
Jan. 7 Overcast
Overcast
 0° /-3° 0 mm 0 cm
Jan. 8 Light snow
Light snow
 1° /-4° 1.7 mm 0.3 cm
Jan. 9 Light snow
Light snow
 5° /-3° 14.9 mm 2.4 cm
Jan. 10 Light snow
Light snow
 0° /-4° 3.6 mm 2.1 cm
Jan. 11 Cloudy
Cloudy
 0° /-5° 0.3 mm 0.2 cm
Jan. 12 Moderate snow
Moderate snow
 2° /-3° 9.6 mm 7.1 cm
Jan. 13 Blizzard
Blizzard
 1° /-8° 1.3 mm 0 cm
Jan. 14 Overcast
Overcast
 -7° /-12° 0.1 mm 0 cm
Jan. 15 Overcast
Overcast
 -8° /-15° 0 mm 0 cm
Jan. 16 Light snow
Light snow
 -4° /-12° 1.9 mm 1.4 cm
Jan. 17 Overcast
Overcast
 -3° /-10° 0 mm 0 cm
Jan. 18 Moderate snow
Moderate snow
 -4° /-12° 0.5 mm 0.4 cm
Jan. 19 Overcast
Overcast
 -9° /-16° 0.5 mm 0.4 cm
Jan. 20 Partly cloudy
Partly cloudy
 -8° /-18° 0 mm 0 cm
Jan. 21 Freezing fog
Freezing fog
 -7° /-15° 0 mm 0 cm
Jan. 22 Heavy snow
Heavy snow
 -3° /-11° 1.3 mm 0.3 cm
Jan. 23 Light freezing rain
Light freezing rain
 -4° /-10° 4 mm 0 cm
Jan. 24 Light rain
Light rain
 -5° /-11° 1.9 mm 0 cm
Jan. 25 Light snow
Light snow
 -1° /-6° 2.8 mm 0 cm
Jan. 26 Partly cloudy
Partly cloudy
 -3° /-8° 0.8 mm 0 cm
Jan. 27 Fog
Fog
 -1° /-7° 0.2 mm 0 cm
Jan. 28 Patchy rain possible
Patchy rain possible
 0° /-7° 0.1 mm 0 cm
Jan. 29 Partly cloudy
Partly cloudy
 1° /-6° 0 mm 0 cm
Jan. 30 Moderate snow
Moderate snow
 1° /-6° 0.2 mm 0.1 cm
Jan. 31 Sunny
Sunny
 2° /-5° 0.6 mm 0 cm
Next
Important Notice
Our weather forecast for Will 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 Will County forecast closer to your planned date for the most up-to-date weather information.
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Will County in January - FAQ

What are the expected maximum and minimum temperatures in Will County during January?
Brace for cold days with temperatures not exceeding -2° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.

How much rainfall should be expected in Will County during January?
In January, Will County can expect light to moderate rainfall, totaling 47.9 mm across approximately 3 days. Occasional showers are possible, and planning ahead for them could be helpful.

Will it snow in Will County in January 2027?
Will County experiences an average snowfall of 15.7 cm during January, occurring over 4 days.

What are the typical wind conditions in Will County during January?
The average wind speed in Will County during January is 22 km/h, suggesting breezy to windy conditions, depending on your activities.

Will County snow forecast January 2027

Track daily snowfall levels and discover Will County’s snowy potential this January ❄️
On average, Will County sees 4 snowy days during January, with approximately 15.7 cm of total snowfall.

January rainfall patterns in Will County

Explore the daily rainfall trends and prepare for Will Countys January weather 💧
Typically, Will County has 3 rainy days in January with a total of 47.9 mm of rainfall.
Top locations in Will County
Select a location for an accurate weather forecast
BolingbrookJoliet
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