January weather forecast
Braidwood, IL

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Weather in January

January, the same as December, in Braidwood, Illinois, is another subzero cold winter month, with an average temperature ranging between min 17.8°F (-7.9°C) and max 29.7°F (-1.3°C).

Temperature

With average high and low temperatures of 29.7°F (-1.3°C) and 17.8°F (-7.9°C) respectively, January is Braidwood's coldest month.

Humidity

In Braidwood, the average relative humidity in January is 82%.

Rainfall

In Braidwood, Illinois, during January, the rain falls for 5.8 days and regularly aggregates up to 1.73" (44mm) of precipitation. In Braidwood, during the entire year, the rain falls for 160.4 days and collects up to 33.5" (851mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Braidwood, Illinois, during January, snow falls for 10.6 days and regularly aggregates up to 3.74" (95mm) of snow. In Braidwood, Illinois, during the entire year, snow falls for 38.7 days and aggregates up to 15.39" (391mm) of snow.

Daylight

In Braidwood, the average length of the day in January is 9h and 36min.
On the first day of January, sunrise is at 7:18 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:07 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 3.9h of sunshine.

UV index

The average daily maximum UV index in January in Braidwood is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In January, the maximum UV index of 2 transforms into these recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in Braidwood?

The coldest time of the year is January, with temperatures averaging a high of 29.7°F (-1.3°C) and a low of 17.8°F (-7.9°C).

How cold is it in Braidwood in January?

In January, in Braidwood, the average high-temperature is 29.7°F (-1.3°C), and the average low-temperature is 17.8°F (-7.9°C).

What is the average humidity in January in Braidwood?

In Braidwood, Illinois, the average relative humidity in January is 82%.

How much does it rain in Braidwood in January?

In Braidwood, in January, during 5.8 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

How much does it snow in Braidwood in January?

In Braidwood, in January, during 10.6 snowfall days, 3.74" (95mm) of snow is typically accumulated.

How many hours of daylight does Braidwood have in January?

In Braidwood, the average day length in January is 9h and 36min.

When is the sunrise / sunset in January in Braidwood?

In January, on the first day of the month, sunrise is at 7:18 am and sunset at 4:34 pm. On the last day of the month, in Braidwood, Illinois, sunrise is at 7:05 am and sunset at 5:07 pm CST.

What is the month with the least sunshine in Braidwood?

January has the least sunshine of the year in Braidwood, with an average of 3.9h of sunshine.

How many hours of sunshine does Braidwood have in January?

In Braidwood, Illinois, the average sunshine duration in January is 3.9h.

How high is the UV index in January in Braidwood?

The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
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
Braidwood, IL

Average temperature in January - Braidwood, IL
  • Average high temperature in January: 29.7°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in January: 17.8°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

Average pressure in January
Braidwood, IL

Average pressure in January - Braidwood, IL
  • Average pressure in January: 30.12"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in January
Braidwood, IL

Average wind speed in January - Braidwood, IL
  • Average wind speed in January: 9.9mph

The windiest months (with the highest average wind speed) are January and April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in January
Braidwood, IL

Average humidity in January - Braidwood, IL
  • Average humidity in January: 82%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in January
Braidwood, IL

Average rainfall in January - Braidwood, IL
  • Average rainfall in January: 1.73"

The wettest month (with the highest rainfall) is May (4.57").
The driest months (with the least rainfall) are February and November (1.69").

Average rainfall days in January
Braidwood, IL

Average rainfall days in January - Braidwood, IL
  • Average rainfall days in January: 5.8 days

The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (5.8 days).

Average snowfall in January
Braidwood, IL

Average snowfall in January - Braidwood, IL
  • Average snowfall in January: 3.74"

The month with the highest snowfall is February (4.29").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Braidwood, IL

Average snowfall days in January - Braidwood, IL
  • Average snowfall days in January: 10.6 days

The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 3h and 5min

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

Average sunshine days in January
Braidwood, IL

Average sunshine days in January - Braidwood, IL
  • Average sunshine days in January: 15.4 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (8.6 days).

Average UV index in January
Braidwood, IL

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

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

Average cloud cover in January
Braidwood, IL

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

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 33).

Average visibility in January
Braidwood, IL

Average visibility in January - Braidwood, IL
  • Average visibility in January: 6mi

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

Braidwood, Illinois, USA

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