December weather forecast
Elba, IL

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Weather in December

December, the first month of the winter in Elba, is still a chilly month, with an average temperature varying between 44.1°F (6.7°C) and 32.4°F (0.2°C).

Temperature

Arrival of December comes with a reduction in the average high-temperature, falling from a fresh 53.8°F (12.1°C) in November to a chilly 44.1°F (6.7°C). Elba records an average low-temperature of 32.4°F (0.2°C) throughout the month of December.

Humidity

The average relative humidity in December in Elba is 78%.

Rainfall

In Elba, Illinois, in December, during 10.3 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. Throughout the year, in Elba, there are 158.6 rainfall days, and 36.02" (915mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Elba, in December, snow falls for 3.6 days, with typically accumulated 1.18" (30mm) of snow. In Elba, during the entire year, snow falls for 17.7 days and aggregates up to 6.57" (167mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 6:50 am and sunset at 4:34 pm. On the last day of December, in Elba, Illinois, sunrise is at 7:08 am and sunset at 4:44 pm CST.

Sunshine

The average sunshine in December in Elba is 4.7h.

UV index

The months with the lowest UV index in Elba are January, February 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 average individuals.
Note: In December, the maximum UV index of 2 translates into these guidelines:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold in Elba during December?

In Elba, in December, the average high-temperature is 44.1°F (6.7°C), and the average low-temperature is 32.4°F (0.2°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 84.2°F (29°C).

What is the average humidity in December in Elba?

In Elba, Illinois, the average relative humidity in December is 78%.

How many days does it rain in December in Elba?

In Elba, Illinois, during December, the rain falls for 10.3 days and regularly aggregates up to 2.8" (71mm) of precipitation.

How much does it snow in Elba in December?

In Elba, Illinois, during December, snow falls for 3.6 days and regularly aggregates up to 1.18" (30mm) of snow.

What is the month with the shortest days in Elba?

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

What is the average length of the day in December in Elba?

In Elba, the average day length in December is 9h and 36min.

When is the sunrise / sunset in December in Elba?

In December, on the first day of the month, sunrise is at 6:50 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 4:44 pm CST.

How many hours of sunshine does Elba have in December?

In December, the average sunshine duration is 4.7h.

What are the months with the lowest UV index in Elba?

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

How high is the UV index in December in Elba?

In Elba, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to 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
Elba, IL

Average temperature in December - Elba, IL
  • Average high temperature in December: 44.1°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in December: 32.4°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

Average pressure in December
Elba, IL

Average pressure in December - Elba, IL
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Elba, IL

Average wind speed in December - Elba, IL
  • Average wind speed in December: 8.8mph

The windiest months (with the highest average wind speed) are January and February (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in December
Elba, IL

Average humidity in December - Elba, IL
  • Average humidity in December: 78%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).

Average rainfall in December
Elba, IL

Average rainfall in December - Elba, IL
  • Average rainfall in December: 2.8"

The wettest month (with the highest rainfall) is April (4.8").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in December
Elba, IL

Average rainfall days in December - Elba, IL
  • Average rainfall days in December: 10.3 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is November (9.7 days).

Average snowfall in December
Elba, IL

Average snowfall in December - Elba, IL
  • Average snowfall in December: 1.18"

The month with the highest snowfall is January (1.73").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Elba, IL

Average snowfall days in December - Elba, IL
  • Average snowfall days in December: 3.6 days

The month with the highest number of snowfall days is January (5.3 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
Elba, IL

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in December
Elba, IL

Average sunshine days in December - Elba, IL
  • Average sunshine days in December: 16.9 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (9.9 days).

Average UV index in December
Elba, IL

Average UV index in December - Elba, 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 and December (UV index 2).

Average cloud cover in December
Elba, IL

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

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).

Average visibility in December
Elba, IL

Average visibility in December - Elba, 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).

Elba, Illinois, USA

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