January weather forecast
Kildeer, IL

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Weather in January

January, like December, is a freezing cold winter month in Kildeer, Illinois, with an average temperature varying between 27.7°F (-2.4°C) and 16.3°F (-8.7°C).

Temperature

January, marked by an average high-temperature of 27.7°F (-2.4°C) and a low-temperature of 16.3°F (-8.7°C), is the coldest month.

Humidity

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

Rainfall

In Kildeer, during January, the rain falls for 6.7 days and regularly aggregates up to 1.77" (45mm) of precipitation. Throughout the year, there are 163.1 rainfall days, and 32.24" (819mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Kildeer, Illinois. In Kildeer, during January, snow falls for 15.5 days and regularly aggregates up to 6.14" (156mm) of snow. In Kildeer, during the entire year, snow falls for 55.5 days and aggregates up to 22.95" (583mm) of snow.

Daylight

The average length of the day in January is 9h and 31min.
On the first day of the month, sunrise is at 7:20 am and sunset at 4:30 pm. On the last day of January, sunrise is at 7:06 am and sunset at 5:04 pm CST.

Sunshine

With an average of 3.7h of sunshine, January has the least sunshine of the year.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: In January, the average maximum UV index of 1 translates into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. It's recommended to limit sun exposure when its radiation is at its peak during midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Updated: Jun 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

The lowest temperatures are recorded in January, with averages reaching a high of 27.7°F (-2.4°C) and a low of 16.3°F (-8.7°C).

How cold is it in January?

In January, in Kildeer, the average high-temperature is 27.7°F (-2.4°C), and the average low-temperature is 16.3°F (-8.7°C).

What are the most humid months?

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

What is the average humidity in January?

The average relative humidity in January in Kildeer is 83%.

How much does it rain in January?

In Kildeer, in January, during 6.7 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

How many days does it snow in January?

In Kildeer, in January, snow falls for 15.5 days, with typically accumulated 6.14" (156mm) of snow.

How many hours of daylight does Kildeer have in January?

In Kildeer, the average day length in January is 9h and 31min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:20 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:04 pm CST.

What is the month with the least sunshine?

With an average of 3.7h 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 3.7h.

What are the months with the lowest UV index?

The months with the lowest UV index in Kildeer are January and December, with an average maximum UV index of 1.

What is the UV index intensity in January?

The average daily maximum UV index in January is 1. A UV Index 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
Kildeer, IL

Average temperature in January - Kildeer, IL
  • Average high temperature in January: 27.7°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in January: 16.3°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16.3°F).

Average pressure in January
Kildeer, IL

Average pressure in January - Kildeer, 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
Kildeer, IL

Average wind speed in January - Kildeer, IL
  • Average wind speed in January: 10.1mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in January
Kildeer, IL

Average humidity in January - Kildeer, 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 (74%).

Average rainfall in January
Kildeer, IL

Average rainfall in January - Kildeer, IL
  • Average rainfall in January: 1.77"

The wettest month (with the highest rainfall) is June (4.13").
The driest month (with the least rainfall) is November (1.61").

Average rainfall days in January
Kildeer, IL

Average rainfall days in January - Kildeer, IL
  • Average rainfall days in January: 6.7 days

The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (5.7 days).

Average snowfall in January
Kildeer, IL

Average snowfall in January - Kildeer, IL
  • Average snowfall in January: 6.14"

The month with the highest snowfall is February (6.22").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Kildeer, IL

Average snowfall days in January - Kildeer, IL
  • Average snowfall days in January: 15.5 days

The month with the highest number of snowfall days is January (15.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Kildeer, IL
  • Average daylight in January: 9h and 3min

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 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in January
Kildeer, IL

Average sunshine days in January - Kildeer, IL
  • Average sunshine days in January: 12.2 days

The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is June (8.4 days).

Average UV index in January
Kildeer, IL

Average UV index in January - Kildeer, IL
  • Average UV index in January: 1

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in January
Kildeer, IL

Average cloud cover in January - Kildeer, IL
  • Average cloud cover in January: 61

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 31).

Average visibility in January
Kildeer, IL

Average visibility in January - Kildeer, 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).

Kildeer, Illinois, USA

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