December weather forecast
Edelstein, IL

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Weather in December

The first month of the winter, December, is also a wintry month in Edelstein, Illinois, with an average temperature ranging between max 36°F (2.2°C) and min 25.7°F (-3.5°C).

Temperature

The transition into December is accompanied by a temperature decrease, with the average high-temperature shifting from a frosty 47.5°F (8.6°C) in November to a wintry 36°F (2.2°C). Throughout December, Edelstein anticipates an average low-temperature of 25.7°F (-3.5°C).

Humidity

In December, the average relative humidity is 81%.

Rainfall

In Edelstein, in December, it is raining for 5.7 days, with typically 0.75" (19mm) of accumulated precipitation. Throughout the year, there are 123.4 rainfall days, and 15.12" (384mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Edelstein, in December, during 6.3 snowfall days, 0.94" (24mm) of snow is typically accumulated. Throughout the year, in Edelstein, there are 27.8 snowfall days, and 6.46" (164mm) of snow is accumulated.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:04 am and sunset at 4:31 pm. On the last day of December, sunrise is at 7:23 am and sunset at 4:40 pm CST.

Sunshine

In Edelstein, Illinois, the average sunshine in December is 4.3h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.
Note: In December, the maximum UV index of 1 transforms into these recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. When the Sun is at its strongest around midday, find shade and limit exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Edelstein?

In December, the average high-temperature and low-temperature are 36°F (2.2°C) and 25.7°F (-3.5°C) respectively. In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is estimated at 89.6°F (32°C).

What is the average humidity in December?

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

How much does it rain in December?

In Edelstein, in December, during 5.7 rainfall days, 0.75" (19mm) of precipitation is typically accumulated.

How much does it snow in December?

In Edelstein, during December, snow falls for 6.3 days and regularly aggregates up to 0.94" (24mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 18min of daylight.

How many hours of daylight does Edelstein have in December?

In Edelstein, the average day length in December is 9h and 17min.

When are sunrise and sunset in December in Edelstein?

In December, on the first day of the month, sunrise is at 7:04 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:40 pm CST.

How many hours of sunshine does Edelstein have in December?

In Edelstein, the average sunshine duration in December is 4.3h.

What are the months with the lowest UV index?

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

What is the UV index reading in December?

In Edelstein, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Edelstein, IL

Average temperature in December - Edelstein, IL
  • Average high temperature in December: 36°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in December: 25.7°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 (18.1°F).

Average pressure in December
Edelstein, IL

Average pressure in December - Edelstein, IL
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in December
Edelstein, IL

Average wind speed in December - Edelstein, IL
  • Average wind speed in December: 9.8mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in December
Edelstein, IL

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

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in December
Edelstein, IL

Average rainfall in December - Edelstein, IL
  • Average rainfall in December: 0.75"

The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in December
Edelstein, IL

Average rainfall days in December - Edelstein, IL
  • Average rainfall days in December: 5.7 days

The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is February (4.5 days).

Average snowfall in December
Edelstein, IL

Average snowfall in December - Edelstein, IL
  • Average snowfall in December: 0.94"

The month with the highest snowfall is January (1.93").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Edelstein, IL

Average snowfall days in December - Edelstein, IL
  • Average snowfall days in December: 6.3 days

The month with the highest number of snowfall days is January (9.2 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
Edelstein, IL

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

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 18min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in December
Edelstein, IL

Average sunshine days in December - Edelstein, IL
  • Average sunshine days in December: 19.9 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (12.4 days).

Average UV index in December
Edelstein, IL

Average UV index in December - Edelstein, 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).

Average cloud cover in December
Edelstein, IL

Average cloud cover in December - Edelstein, IL
  • Average cloud cover in December: 54

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in December
Edelstein, IL

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

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).

Edelstein, Illinois, USA

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