December weather forecast
Edgewood, IL

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Weather in December

December, the first month of the winter in Edgewood, is also a wintry month, with temperature in the range of an average high of 40.6°F (4.8°C) and an average low of 29.3°F (-1.5°C).

Temperature

Edgewood's December weather comes with a decrease in average high-temperatures, moving from a fresh 51.4°F (10.8°C) in November to an icy 40.6°F (4.8°C). Throughout December, Edgewood experiences a low-temperature average of 29.3°F (-1.5°C).

Humidity

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

Rainfall

In December, in Edgewood, the rain falls for 8.6 days. Throughout December, 1.77" (45mm) of precipitation is accumulated. Throughout the year, in Edgewood, there are 141.3 rainfall days, and 26.77" (680mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In December, it is snowing for 3.7 days. Throughout December, 1.81" (46mm) of snow is accumulated. In Edgewood, during the entire year, snow falls for 17.7 days and aggregates up to 6.73" (171mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 6:54 am and sunset at 4:32 pm. On the last day of December, in Edgewood, sunrise is at 7:13 am and sunset at 4:42 pm CST.

Sunshine

In Edgewood, the average sunshine in December is 4.6h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Edgewood. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index, 2 during December, leads to the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

How cold does it get in Edgewood in December?

During December, Edgewood experiences an average high-temperature of 40.6°F (4.8°C) and a low-temperature of 29.3°F (-1.5°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 89.6°F (32°C).

What is the average humidity in December in Edgewood?

The average relative humidity in December is 78%.

How much does it rain in Edgewood in December?

In December, in Edgewood, the rain falls for 8.6 days. Throughout December, 1.77" (45mm) of precipitation is accumulated.

How much does it snow in Edgewood in December?

In Edgewood, Illinois, in December, snow falls for 3.7 days, with typically accumulated 1.81" (46mm) of snow.

What is the month with the shortest days in Edgewood?

The month with the shortest days in Edgewood is December, with an average of 9h and 30min of daylight.

How many hours of daylight does Edgewood have in December?

In Edgewood, Illinois, the average day length in December is 9h and 29min.

When is the sunrise / sunset in December in Edgewood?

In December, on the first day of the month, sunrise is at 6:54 am and sunset at 4:32 pm. On the last day of the month, in Edgewood, sunrise is at 7:13 am and sunset at 4:42 pm CST.

How many hours of sunshine does Edgewood have in December?

In December, the average sunshine duration in Edgewood, Illinois, is 4.6h.

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

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

How high is the UV index in December in Edgewood?

In December, the average daily maximum UV index in Edgewood is 2. A UV Index estimate of 2, and below, represents a low health risk 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
Edgewood, IL

Average temperature in December - Edgewood, IL
  • Average high temperature in December: 40.6°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in December: 29.3°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in December
Edgewood, IL

Average pressure in December - Edgewood, 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 (29.93"Hg).

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Average wind speed in December
Edgewood, IL

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

The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in December
Edgewood, IL

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

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

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Average rainfall in December
Edgewood, IL

Average rainfall in December - Edgewood, IL
  • Average rainfall in December: 1.77"

The wettest month (with the highest rainfall) is April (3.35").
The driest month (with the least rainfall) is February (1.38").

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Average rainfall days in December
Edgewood, IL

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

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in December
Edgewood, IL

Average snowfall in December - Edgewood, IL
  • Average snowfall in December: 1.81"

The month with the highest snowfall is January (2.01").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Edgewood, IL

Average snowfall days in December - Edgewood, IL
  • Average snowfall days in December: 3.7 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, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Edgewood, IL
  • Average daylight in December: 9h and 3min

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 30min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in December
Edgewood, IL

Average sunshine days in December - Edgewood, IL
  • Average sunshine days in December: 19.5 days

The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in December
Edgewood, IL

Average UV index in December - Edgewood, 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).

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Average cloud cover in December
Edgewood, IL

Average cloud cover in December - Edgewood, IL
  • Average cloud cover in December: 51

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June and September (Cloud cover 29).

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Average visibility in December
Edgewood, IL

Average visibility in December - Edgewood, 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).

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Edgewood, Illinois, USA

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