December weather forecast
Bowen, IL

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Weather in December

The first month of the winter, December, is also a wintry month in Bowen, Illinois, with an average temperature fluctuating between 37.2°F (2.9°C) and 25.7°F (-3.5°C).

Temperature

Setting in of December comes with a decrease in the average high-temperature, moving from a frosty 49.1°F (9.5°C) in November to a cold 37.2°F (2.9°C). In December, Bowen records an average nighttime temperature of 25.7°F (-3.5°C).

Humidity

In Bowen, the average relative humidity in December is 79%.

Rainfall

In Bowen, in December, it is raining for 5.6 days, with typically 0.94" (24mm) of accumulated precipitation. Throughout the year, there are 128.2 rainfall days, and 20.08" (510mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Bowen, during December, snow falls for 4.9 days and regularly aggregates up to 1.06" (27mm) of snow. In Bowen, during the entire year, snow falls for 25.4 days and aggregates up to 7.09" (180mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:08 am and sunset at 4:38 pm. On the last day of December, in Bowen, sunrise is at 7:26 am and sunset at 4:48 pm CST.

Sunshine

In December, the average sunshine in Bowen is 4.7h.

UV index

In Bowen, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. 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. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Jul 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

An average high-temperature, in December, in Bowen, is 37.2°F (2.9°C) and the average low-temperature is 25.7°F (-3.5°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in August is appraised at 89.6°F (32°C).

What is the average humidity in December?

In Bowen, the average relative humidity in December is 79%.

How much does it rain in December?

In Bowen, in December, it is raining for 5.6 days, with typically 0.94" (24mm) of accumulated precipitation.

How much does it snow in December?

In Bowen, during December, snow falls for 4.9 days and regularly aggregates up to 1.06" (27mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

What is the average length of the day in December?

In Bowen, the average day length in December is 9h and 22min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:08 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:48 pm CST.

How long on average sun shines in December?

In Bowen, the average sunshine duration in December is 4.7h.

What is the UV index intensity in December?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from 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 December
Bowen, IL

Average temperature in December - Bowen, IL
  • Average high temperature in December: 37.2°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in December: 25.7°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

Average pressure in December
Bowen, IL

Average pressure in December - Bowen, IL
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in December
Bowen, IL

Average wind speed in December - Bowen, IL
  • Average wind speed in December: 9.9mph

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in December
Bowen, IL

Average humidity in December - Bowen, IL
  • Average humidity in December: 79%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (70%).

Average rainfall in December
Bowen, IL

Average rainfall in December - Bowen, IL
  • Average rainfall in December: 0.94"

The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is January (0.79").

Average rainfall days in December
Bowen, IL

Average rainfall days in December - Bowen, IL
  • Average rainfall days in December: 5.6 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (4.6 days).

Average snowfall in December
Bowen, IL

Average snowfall in December - Bowen, IL
  • Average snowfall in December: 1.06"

The month with the highest snowfall is January (2.48").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Bowen, IL

Average snowfall days in December - Bowen, IL
  • Average snowfall days in December: 4.9 days

The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Bowen, IL

Average daylight in December / Average sunshine in December - Bowen, IL
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 4h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in December
Bowen, IL

Average sunshine days in December - Bowen, IL
  • Average sunshine days in December: 20.5 days

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is June (11.6 days).

Average UV index in December
Bowen, IL

Average UV index in December - Bowen, IL
  • Average UV index in December: 2

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

Average cloud cover in December
Bowen, IL

Average cloud cover in December - Bowen, IL
  • Average cloud cover in December: 50

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are July, August and September (Cloud cover 29).

Average visibility in December
Bowen, IL

Average visibility in December - Bowen, IL
  • Average visibility in December: 6mi

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

Bowen, Illinois, USA

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