January weather forecastKirkwood, IL

January

Weather in January

January, the same as December, in Kirkwood, Illinois, is another subzero cold winter month, with an average temperature varying between 29.7°F (-1.3°C) and 17.6°F (-8°C).

Temperature

Kirkwood notes the coldest temperatures in January, with a high average of 29.7°F (-1.3°C) and a low of 17.6°F (-8°C).

Humidity

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

Rainfall

January is the month with the least rainfall. Rain falls for 5.9 days and accumulates 1.46" (37mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. January is the month with the most snowfall. Snow falls for 10.9 days and accumulates 4.61" (117mm) of snow.

Daylight

In January, the average length of the day is 9h and 38min.
On the first day of January, sunrise is at 7:27 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:18 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 4.1h of sunshine.

UV index

The month with the lowest UV index is January, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily high UV index of 1 in January leads to these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

January stands out as Kirkwood's coldest month, with temperatures ranging between an average high of 29.7°F (-1.3°C) and a low of 17.6°F (-8°C).

In January, the average high-temperature and low-temperature are 29.7°F (-1.3°C) and 17.6°F (-8°C) respectively.

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

January is the month with the least rainfall. Rain falls for 5.9 days and accumulates 1.46" (37mm) of precipitation.

In Kirkwood, during January, the rain falls for 5.9 days and regularly aggregates up to 1.46" (37mm) of precipitation.

January is the month with the most snowfall. Snow falls for 10.9 days and accumulates 4.61" (117mm) of snow.

In Kirkwood, in January, snow falls for 10.9 days, with typically accumulated 4.61" (117mm) of snow.

The average day length in January is 9h and 38min.

In January, on the first day of the month, sunrise is at 7:27 am and sunset at 4:45 pm. On the last day of the month, in Kirkwood, sunrise is at 7:14 am and sunset at 5:18 pm CST.

The month with the least sunshine in Kirkwood is January, with an average of 4.1h of sunshine.

The average sunshine duration in January is 4.1h.

January is the month with the lowest UV index, with an average maximum UV index of 1.

In Kirkwood, the average daily maximum UV index in January is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Kirkwood, IL

  • Average high temperature in January: 29.7°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in January: 17.6°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 (17.6°F).

Average pressure in January
Kirkwood, IL

  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in January
Kirkwood, IL

  • Average wind speed in January: 10.6mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in January
Kirkwood, 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 (71%).

Average rainfall in January
Kirkwood, IL

  • Average rainfall in January: 1.46"

The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is January (1.46").

Average rainfall days in January
Kirkwood, IL

  • Average rainfall days in January: 5.9 days

The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is February (5.8 days).

Average snowfall in January
Kirkwood, IL

  • Average snowfall in January: 4.61"

The month with the highest snowfall is January (4.61").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Kirkwood, IL

  • Average snowfall days in January: 10.9 days

The month with the highest number of snowfall days is January (10.9 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
Kirkwood, IL

  • Average daylight in January: 9h and 36min

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: 4h and 6min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in January
Kirkwood, IL

  • Average sunshine days in January: 15.8 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (9.2 days).

Average UV index in January
Kirkwood, IL

  • Average UV index in January: 1

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

Average cloud cover in January
Kirkwood, IL

  • Average cloud cover in January: 57

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are August and September (Cloud cover 30).

Average visibility in January
Kirkwood, IL

  • Average visibility in January: 6mi

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