January weather forecast
Woodridge, IL

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Weather in January

January, the same as December, in Woodridge, Illinois, is another subzero cold winter month, with an average temperature fluctuating between 28.8°F (-1.8°C) and 17.1°F (-8.3°C).

Temperature

January is Woodridge's coldest month, registering average high temperatures of 28.8°F (-1.8°C) and lows of 17.1°F (-8.3°C).

Humidity

The months with the highest humidity in Woodridge are January and February, with an average relative humidity of 83%.

Rainfall

In January, the rain falls for 5.7 days. Throughout January, 1.22" (31mm) of precipitation is accumulated. Throughout the year, there are 145.4 rainfall days, and 22.83" (580mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Woodridge. The month with the most snowfall is January, when snow falls for 12.1 days and typically aggregates up to 3.11" (79mm) of snow.

Daylight

The average length of the day in January is 9h and 34min.
On the first day of January, sunrise is at 7:19 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:05 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 3.8h of sunshine.

UV index

In Woodridge, Illinois, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In January, a daily UV index of 2 turns into the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. To protect against the Sun's most potent rays, avoid direct exposure around midday. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

Woodridge experiences its lowest temperatures in January, with an average peak of 28.8°F (-1.8°C) and a low of 17.1°F (-8.3°C).

How cold is January in Woodridge?

The high-temperature, in January, in Woodridge, records 28.8°F (-1.8°C), while the low-temperature is 17.1°F (-8.3°C).

What are the most humid months?

The months with the highest humidity in Woodridge are January and February, with an average relative humidity of 83%.

What is the average humidity in January?

In January, the average relative humidity is 83%.

How much does it rain in January?

In Woodridge, in January, during 5.7 rainfall days, 1.22" (31mm) of precipitation is typically accumulated.

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 12.1 days and typically aggregates up to 3.11" (79mm) of snow.

How many days does it snow in January?

In Woodridge, Illinois, in January, during 12.1 snowfall days, 3.11" (79mm) of snow is typically accumulated.

What is the average length of the day in January?

In January, the average day length is 9h and 34min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:19 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:05 pm CST.

What is the month with the least sunshine?

With an average of 3.8h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January?

The average sunshine duration in January is 3.8h.

What is the UV index intensity in January?

The average daily maximum UV index in January in Woodridge, Illinois, is 2. A UV Index estimate of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Woodridge, IL

Average temperature in January - Woodridge, IL
  • Average high temperature in January: 28.8°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in January: 17.1°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in January
Woodridge, IL

Average pressure in January - Woodridge, IL
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in January
Woodridge, IL

Average wind speed in January - Woodridge, IL
  • Average wind speed in January: 9.7mph

The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in January
Woodridge, IL

Average humidity in January - Woodridge, IL
  • Average humidity in January: 83%

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (73%).

Average rainfall in January
Woodridge, IL

Average rainfall in January - Woodridge, IL
  • Average rainfall in January: 1.22"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is December (1.06").

Average rainfall days in January
Woodridge, IL

Average rainfall days in January - Woodridge, IL
  • Average rainfall days in January: 5.7 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (4.9 days).

Average snowfall in January
Woodridge, IL

Average snowfall in January - Woodridge, IL
  • Average snowfall in January: 3.11"

The month with the highest snowfall is January (3.11").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Woodridge, IL

Average snowfall days in January - Woodridge, IL
  • Average snowfall days in January: 12.1 days

The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Woodridge, IL

Average daylight in January / Average sunshine in January - Woodridge, IL
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in January: 3h and 5min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Woodridge, IL

Average sunshine days in January - Woodridge, IL
  • Average sunshine days in January: 14.8 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (9.3 days).

Average UV index in January
Woodridge, IL

Average UV index in January - Woodridge, IL
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in January
Woodridge, IL

Average cloud cover in January - Woodridge, IL
  • Average cloud cover in January: 60

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in January
Woodridge, IL

Average visibility in January - Woodridge, IL
  • Average visibility in January: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

Woodridge, Illinois, USA

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