December weather forecast
Fults, IL

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Weather in December

The first month of the winter, December, is still a chilly month in Fults, Illinois, with temperature in the range of an average low of 30.7°F (-0.7°C) and an average high of 43.5°F (6.4°C).

Temperature

Fults's progression into December involves a drop in the average high-temperature, receding from a fresh 54°F (12.2°C) in November to a frosty 43.5°F (6.4°C). During the month of December, the nighttime temperature falls to an average of 30.7°F (-0.7°C).

Humidity

In December, the average relative humidity is 76%.

Rainfall

In December, the rain falls for 8.6 days. Throughout December, 2.56" (65mm) of precipitation is accumulated. In Fults, during the entire year, the rain falls for 155 days and collects up to 34.92" (887mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Fults, in December, during 3.9 snowfall days, 2.05" (52mm) of snow is typically accumulated. Throughout the year, there are 19.9 snowfall days, and 8.43" (214mm) of snow is accumulated.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:59 am and sunset at 4:41 pm. On the last day of December, sunrise is at 7:17 am and sunset at 4:51 pm CST.

Sunshine

The average sunshine in December is 5h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: In December, the UV index of 2 transforms into the following advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in December?

In Fults, in December, the average high-temperature is 43.5°F (6.4°C), and the average low-temperature is 30.7°F (-0.7°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 98.6°F (37°C).

What is the average humidity in December?

The average relative humidity in December is 76%.

How much does it rain in Fults in December?

In Fults, during December, the rain falls for 8.6 days and regularly aggregates up to 2.56" (65mm) of precipitation.

How much does it snow in Fults in December?

In Fults, in December, snow falls for 3.9 days, with typically accumulated 2.05" (52mm) of snow.

What is the month with the shortest days?

With an average of 9h and 36min of daylight, December has the shortest days of the year.

How many hours of daylight does Fults have in December?

In December, the average day length is 9h and 34min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 6:59 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:51 pm CST.

How long on average sun shines in December?

In December, the average sunshine duration is 5h.

What is the month with the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in December?

In Fults, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Fults, IL

Average temperature in December - Fults, IL
  • Average high temperature in December: 43.5°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in December: 30.7°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in December
Fults, IL

Average pressure in December - Fults, IL
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in December
Fults, IL

Average wind speed in December - Fults, IL
  • Average wind speed in December: 8.3mph

The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in December
Fults, IL

Average humidity in December - Fults, IL
  • Average humidity in December: 76%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (72%).

Average rainfall in December
Fults, IL

Average rainfall in December - Fults, IL
  • Average rainfall in December: 2.56"

The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is February (1.97").

Average rainfall days in December
Fults, IL

Average rainfall days in December - Fults, IL
  • Average rainfall days in December: 8.6 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (8.2 days).

Average snowfall in December
Fults, IL

Average snowfall in December - Fults, IL
  • Average snowfall in December: 2.05"

The month with the highest snowfall is January (2.36").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Fults, IL

Average snowfall days in December - Fults, IL
  • Average snowfall days in December: 3.9 days

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Fults, IL
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 5h and 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

Average sunshine days in December
Fults, IL

Average sunshine days in December - Fults, IL
  • Average sunshine days in December: 19.2 days

The month with the most sunshine days is December (19.2 days).
The month with the least sunshine days is July (10.7 days).

Average UV index in December
Fults, IL

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

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Fults, IL

Average cloud cover in December - Fults, IL
  • Average cloud cover in December: 47

The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are June, July and August (Cloud cover 28).

Average visibility in December
Fults, IL

Average visibility in December - Fults, 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).

Fults, Illinois, USA

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