December weather forecast
Cuba, IL

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Weather in December

The first month of the winter, December, is still a cold month in Cuba, Illinois, with an average temperature fluctuating between 37°F (2.8°C) and 26.4°F (-3.1°C).

Temperature

Cuba's December weather features a mild decline in high-temperatures, reducing from a frosty 49.1°F (9.5°C) in November to an icy 37°F (2.8°C). During December, the temperature in Cuba is averaged to a low of 26.4°F (-3.1°C) at night.

Humidity

In Cuba, the average relative humidity in December is 79%.

Rainfall

The month with the least rainfall is December, when the rain falls for 6.5 days and typically collects 0.94" (24mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In Cuba, Illinois, in December, snow falls for 5 days, with typically accumulated 1.1" (28mm) of snow. In Cuba, during the entire year, snow falls for 27.4 days and aggregates up to 9.21" (234mm) of snow.

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 7:05 am and sunset at 4:34 pm. On the last day of December, sunrise is at 7:23 am and sunset at 4:44 pm CST.

Sunshine

In Cuba, the average sunshine in December is 4.5h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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Frequently asked questions

How cold is December in Cuba?

In December, the average high-temperature and low-temperature in Cuba are 37°F (2.8°C) and 26.4°F (-3.1°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 89.6°F (32°C).

What is the average humidity in December in Cuba?

In Cuba, the average relative humidity in December is 79%.

What is the driest month in Cuba?

December is the month with the least rainfall. Rain falls for 6.5 days and accumulates 0.94" (24mm) of precipitation.

How many days does it rain in December in Cuba?

In Cuba, Illinois, in December, during 6.5 rainfall days, 0.94" (24mm) of precipitation is typically accumulated.

How much does it snow in Cuba in December?

In Cuba, during December, snow falls for 5 days and regularly aggregates up to 1.1" (28mm) of snow.

What is the month with the shortest days in Cuba?

December has the shortest days of the year, with an average of 9h and 18min of daylight.

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

In Cuba, Illinois, the average day length in December is 9h and 20min.

When is the sunrise / sunset in December in Cuba?

In December, on the first day of the month, sunrise is at 7:05 am and sunset at 4:34 pm. On the last day of the month, in Cuba, sunrise is at 7:23 am and sunset at 4:44 pm CST.

How many hours of sunshine does Cuba have in December?

The average sunshine duration in December is 4.5h.

When is the lowest UV index in Cuba?

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

What is the UV index reading in December in Cuba?

In Cuba, 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 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
Cuba, IL

Average temperature in December - Cuba, IL
  • Average high temperature in December: 37°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in December: 26.4°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).

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Average pressure in December
Cuba, IL

Average pressure in December - Cuba, 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).

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Average wind speed in December
Cuba, IL

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

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

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Average humidity in December
Cuba, IL

Average humidity in December - Cuba, IL
  • Average humidity in December: 79%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
Cuba, IL

Average rainfall in December - Cuba, IL
  • Average rainfall in December: 0.94"

The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is December (0.94").

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Average rainfall days in December
Cuba, IL

Average rainfall days in December - Cuba, IL
  • Average rainfall days in December: 6.5 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is February (4.7 days).

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Average snowfall in December
Cuba, IL

Average snowfall in December - Cuba, IL
  • Average snowfall in December: 1.1"

The month with the highest snowfall is January (3.35").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Cuba, IL

Average snowfall days in December - Cuba, IL
  • Average snowfall days in December: 5 days

The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 4h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in December
Cuba, IL

Average sunshine days in December - Cuba, IL
  • Average sunshine days in December: 20.4 days

The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is June (11.1 days).

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Average UV index in December
Cuba, IL

Average UV index in December - Cuba, 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
Cuba, IL

Average cloud cover in December - Cuba, IL
  • Average cloud cover in December: 52

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is September (Cloud cover 29).

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Average visibility in December
Cuba, IL

Average visibility in December - Cuba, 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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Cuba, Illinois, USA

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