December weather forecast
El Dara, IL

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Weather in December

The first month of the winter, December, is still a cold month in El Dara, Illinois, with an average temperature varying between 39°F (3.9°C) and 27.9°F (-2.3°C).

Temperature

El Dara's December weather shows a moderate shift in high-temperatures, falling from November's cool 50.9°F (10.5°C) to a wintry 39°F (3.9°C). El Dara's nighttime temperature during December is consistently averaged at a subzero cold 27.9°F (-2.3°C).

Humidity

The average relative humidity in December in El Dara is 77%.

Rainfall

In El Dara, in December, it is raining for 7 days, with typically 0.87" (22mm) of accumulated precipitation. Throughout the year, in El Dara, there are 128.8 rainfall days, and 18.35" (466mm) of precipitation is accumulated.

Snowfall

Months with snowfall in El Dara, Illinois, are January through April, November and December. In December, in El Dara, Illinois, it is snowing for 4.2 days. Throughout December, 0.79" (20mm) of snow is accumulated. Throughout the year, in El Dara, there are 21.9 snowfall days, and 5.67" (144mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 24min of daylight.
On the first day of December in El Dara, sunrise is at 7:06 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:50 pm CST.

Sunshine

The average sunshine in December in El Dara is 4.8h.

UV index

The months with the lowest UV index in El Dara 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 vulnerability from unsafe exposure to UV radiation for the average person.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in El Dara?

December temperatures in El Dara vary between a high-temperature of 39°F (3.9°C) and a low-temperature of 27.9°F (-2.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 91.4°F (33°C).

What is the average humidity in December in El Dara?

In El Dara, the average relative humidity in December is 77%.

How many days does it rain in December in El Dara?

In El Dara, in December, it is raining for 7 days, with typically 0.87" (22mm) of accumulated precipitation.

How much does it snow in El Dara in December?

In December, in El Dara, it is snowing for 4.2 days. Throughout December, 0.79" (20mm) of snow is accumulated.

What is the month with the shortest days in El Dara?

The month with the shortest days in El Dara is December, with an average of 9h and 24min of daylight.

What is the average length of the day in December in El Dara?

In El Dara, the average day length in December is 9h and 25min.

What time are sunrise and sunset in December in El Dara?

On the first day of December in El Dara, Illinois, sunrise is at 7:06 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:50 pm CST.

How many hours of sunshine does El Dara have in December?

In December, the average sunshine duration in El Dara, Illinois, is 4.8h.

When is the lowest UV index in El Dara?

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

How high is the UV index in December in El Dara?

In El Dara, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes 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
El Dara, IL

Average temperature in December - El Dara, IL
  • Average high temperature in December: 39°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in December: 27.9°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in December
El Dara, IL

Average pressure in December - El Dara, 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 (29.91"Hg).

Average wind speed in December
El Dara, IL

Average wind speed in December - El Dara, IL
  • Average wind speed in December: 9.4mph

The windiest months (with the highest average wind speed) are January, February and April (9.8mph).
The calmest month (with the lowest average wind speed) is July (6mph).

Average humidity in December
El Dara, IL

Average humidity in December - El Dara, IL
  • Average humidity in December: 77%

The months with the highest relative humidity are June and July (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
El Dara, IL

Average rainfall in December - El Dara, IL
  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is February (0.75").

Average rainfall days in December
El Dara, IL

Average rainfall days in December - El Dara, IL
  • Average rainfall days in December: 7 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (4.5 days).

Average snowfall in December
El Dara, IL

Average snowfall in December - El Dara, IL
  • Average snowfall in December: 0.79"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
El Dara, IL

Average snowfall days in December - El Dara, IL
  • Average snowfall days in December: 4.2 days

The month with the highest number of snowfall days is January (6.3 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
El Dara, IL

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 4h and 5min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in December
El Dara, IL

Average sunshine days in December - El Dara, IL
  • Average sunshine days in December: 20.7 days

The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is June (12.3 days).

Average UV index in December
El Dara, IL

Average UV index in December - El Dara, IL
  • Average UV index in December: 2

The months with the highest UV index are 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
El Dara, IL

Average cloud cover in December - El Dara, IL
  • Average cloud cover in December: 49

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are June, July, August and September (Cloud cover 29).

Average visibility in December
El Dara, IL

Average visibility in December - El Dara, 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).

El Dara, Illinois, USA

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