December weather forecast
Iberia, MO

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Weather in December

The first month of the winter, December, is also a frosty month in Iberia, Missouri, with an average temperature fluctuating between 29.3°F (-1.5°C) and 43.5°F (6.4°C).

Temperature

With December's onset, the average high-temperature recedes from November's fresh 54.1°F (12.3°C) to a chilly 43.5°F (6.4°C). The average temperature during December nights dips to a freezing cold 29.3°F (-1.5°C).

Humidity

In December, the average relative humidity is 76%.

Rainfall

In Iberia, in December, it is raining for 7.4 days, with typically 1.93" (49mm) of accumulated precipitation. Throughout the year, in Iberia, Missouri, there are 147.3 rainfall days, and 32.8" (833mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Iberia, in December, during 5.1 snowfall days, 2.24" (57mm) of snow is typically accumulated. In Iberia, during the entire year, snow falls for 27.1 days and aggregates up to 12.44" (316mm) 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 7:07 am and sunset at 4:49 pm. On the last day of December, in Iberia, sunrise is at 7:25 am and sunset at 4:59 pm CST.

Sunshine

In Iberia, the average sunshine in December is 5h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Iberia. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. It's recommended to limit sun exposure when its radiation is at its peak during midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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Frequently asked questions

Is it cold in Iberia during December?

An average high-temperature, in December, in Iberia, is 43.5°F (6.4°C) and the average low-temperature is 29.3°F (-1.5°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is calculated to be 84.2°F (29°C).

What is the average humidity in December in Iberia?

In December, the average relative humidity in Iberia is 76%.

How many days does it rain in December in Iberia?

In Iberia, Missouri, in December, during 7.4 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

How many days does it snow in December in Iberia?

In December, in Iberia, Missouri, it is snowing for 5.1 days. Throughout December, 2.24" (57mm) of snow is accumulated.

What is the month with the shortest days in Iberia?

With an average of 9h and 36min of daylight, December has the shortest days of the year in Iberia, Missouri.

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

In December, the average day length in Iberia is 9h and 34min.

When is the sunrise / sunset in December in Iberia?

In December, on the first day of the month, sunrise is at 7:07 am and sunset at 4:49 pm. On the last day of the month, in Iberia, Missouri, sunrise is at 7:25 am and sunset at 4:59 pm CST.

How long on average sun shines in December in Iberia?

In Iberia, Missouri, the average sunshine duration in December is 5h.

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

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

What is the UV index reading in December in Iberia?

The average daily maximum UV index in December in Iberia is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's 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
Iberia, MO

Average temperature in December - Iberia, MO
  • Average high temperature in December: 43.5°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in December: 29.3°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).

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Average pressure in December
Iberia, MO

Average pressure in December - Iberia, MO
  • 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 (29.92"Hg).

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Average wind speed in December
Iberia, MO

Average wind speed in December - Iberia, MO
  • Average wind speed in December: 8.3mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

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Average humidity in December
Iberia, MO

Average humidity in December - Iberia, MO
  • Average humidity in December: 76%

The months with the highest relative humidity are March and May (77%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in December
Iberia, MO

Average rainfall in December - Iberia, MO
  • Average rainfall in December: 1.93"

The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is January (1.69").

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Average rainfall days in December
Iberia, MO

Average rainfall days in December - Iberia, MO
  • Average rainfall days in December: 7.4 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in December
Iberia, MO

Average snowfall in December - Iberia, MO
  • Average snowfall in December: 2.24"

The month with the highest snowfall is January (3.78").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Iberia, MO

Average snowfall days in December - Iberia, MO
  • Average snowfall days in December: 5.1 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Iberia, MO

Average daylight in December / Average sunshine in December - Iberia, MO
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in December
Iberia, MO

Average sunshine days in December - Iberia, MO
  • Average sunshine days in December: 18.7 days

The month with the most sunshine days is December (18.7 days).
The months with the least sunshine days are May and June (11.9 days).

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Average UV index in December
Iberia, MO

Average UV index in December - Iberia, MO
  • 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).

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Average cloud cover in December
Iberia, MO

Average cloud cover in December - Iberia, MO
  • Average cloud cover in December: 47

The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in December
Iberia, MO

Average visibility in December - Iberia, MO
  • Average visibility in December: 6mi

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

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Iberia, Missouri, USA

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