December weather forecast
Monee, IL

Share

Weather in December

The first month of the winter, December, is also an icy month in Monee, Illinois, with temperature in the range of an average high of 35.6°F (2°C) and an average low of 25.9°F (-3.4°C).

Temperature

The onset of December introduces a moderate change in Monee's weather, with average high-temperatures falling from November's frosty 47.1°F (8.4°C) to a cold 35.6°F (2°C). Throughout December, an average low-temperature of 25.9°F (-3.4°C) is experienced in Monee.

Humidity

In December, the average relative humidity is 81%.

Rainfall

In December, the rain falls for 5.6 days. Throughout December, 0.59" (15mm) of precipitation is accumulated. Throughout the year, in Monee, there are 115.5 rainfall days, and 11.65" (296mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Monee are January through April, October through December. In Monee, in December, snow falls for 6.7 days, with typically accumulated 0.55" (14mm) of snow. In Monee, Illinois, during the entire year, snow falls for 33.7 days and aggregates up to 4.92" (125mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 6:58 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:31 pm CST.

Sunshine

In Monee, the average sunshine in December is 4.2h.

UV index

The months with the lowest UV index in Monee are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 1 during December translates into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
[Resources]

Frequently asked questions

How cold is December in Monee?

The high-temperature during December is 35.6°F (2°C) and the low-temperature is 25.9°F (-3.4°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is computed to be 87.8°F (31°C).

What is the average humidity in December in Monee?

In Monee, the average relative humidity in December is 81%.

How many days does it rain in December in Monee?

In Monee, Illinois, during December, the rain falls for 5.6 days and regularly aggregates up to 0.59" (15mm) of precipitation.

How much does it snow in Monee in December?

In Monee, Illinois, during December, snow falls for 6.7 days and regularly aggregates up to 0.55" (14mm) of snow.

What is the month with the shortest days in Monee?

With an average of 9h and 12min of daylight, December has the shortest days of the year in Monee.

How many hours of daylight does Monee have in December?

The average day length in December in Monee is 9h and 14min.

What time are sunrise and sunset in December in Monee?

On the first day of December, sunrise is at 6:58 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:31 pm CST.

How many hours of sunshine does Monee have in December?

The average sunshine duration in December in Monee is 4.2h.

When is the lowest UV index in Monee?

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

How high is the UV index in December in Monee?

In Monee, Illinois, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents 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 December
Monee, IL

Average temperature in December - Monee, IL
  • Average high temperature in December: 35.6°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in December: 25.9°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

[Resources]

Average pressure in December
Monee, IL

Average pressure in December - Monee, IL
  • Average pressure in December: 30.1"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).

[Resources]

Average wind speed in December
Monee, IL

Average wind speed in December - Monee, IL
  • Average wind speed in December: 9.3mph

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

[Resources]

Average humidity in December
Monee, IL

Average humidity in December - Monee, IL
  • Average humidity in December: 81%

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

[Resources]

Average rainfall in December
Monee, IL

Average rainfall in December - Monee, IL
  • Average rainfall in December: 0.59"

The wettest month (with the highest rainfall) is May (1.77").
The driest month (with the least rainfall) is February (0.55").

[Resources]

Average rainfall days in December
Monee, IL

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

The month with the highest number of rainy days is May (14.2 days).
The month with the least rainy days is February (4.4 days).

[Resources]

Average snowfall in December
Monee, IL

Average snowfall in December - Monee, IL
  • Average snowfall in December: 0.55"

The month with the highest snowfall is January (1.34").
The months with the least snowfall are May, June, July, August and September (0").

[Resources]

Average snowfall days in December
Monee, IL

Average snowfall days in December - Monee, IL
  • Average snowfall days in December: 6.7 days

The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

[Resources]

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

Average daylight in December / Average sunshine in December - Monee, IL
  • Average daylight in December: 9h and 1min

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 12min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

[Resources]

Average sunshine days in December
Monee, IL

Average sunshine days in December - Monee, IL
  • Average sunshine days in December: 20.2 days

The month with the most sunshine days is November (20.8 days).
The months with the least sunshine days are June and July (12.2 days).

[Resources]

Average UV index in December
Monee, IL

Average UV index in December - Monee, IL
  • Average UV index in December: 1

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

[Resources]

Average cloud cover in December
Monee, IL

Average cloud cover in December - Monee, IL
  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 32).

[Resources]

Average visibility in December
Monee, IL

Average visibility in December - Monee, IL
  • Average visibility in December: 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).

[Resources]

Monee, Illinois, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location