December weather forecast
Cornland, MO

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Weather in December

The first month of the winter, December, is still a chilly month in Cornland, Missouri, with an average temperature fluctuating between 43°F (6.1°C) and 29.3°F (-1.5°C).

Temperature

The onset of December results in a decrease in the average high-temperature, receding from a fresh 54.1°F (12.3°C) in November to a chilly 43°F (6.1°C). Cornland experiences a mean low-temperature of 29.3°F (-1.5°C) during December.

Humidity

The average relative humidity in December is 73%.

Rainfall

In Cornland, in December, during 6.3 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. Throughout the year, there are 131.6 rainfall days, and 22.2" (564mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, May, October through December. In Cornland, in December, during 2.3 snowfall days, 0.63" (16mm) of snow is typically accumulated. Throughout the year, there are 12.7 snowfall days, and 4.88" (124mm) of snow is accumulated.

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 7:15 am and sunset at 4:57 pm. On the last day of December, sunrise is at 7:33 am and sunset at 5:07 pm CST.

Sunshine

In Cornland, the average sunshine in December is 5.6h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Cornland. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold?

In December, in Cornland, the average high-temperature is 43°F (6.1°C), and the average low-temperature is 29.3°F (-1.5°C). The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 95°F (35°C).

What is the average humidity in December?

In Cornland, the average relative humidity in December is 73%.

How many days does it rain in December?

In Cornland, in December, it is raining for 6.3 days, with typically 1.02" (26mm) of accumulated precipitation.

How much does it snow in Cornland in December?

In Cornland, in December, during 2.3 snowfall days, 0.63" (16mm) of snow is typically accumulated.

What is the month with the shortest days?

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

How many hours of daylight does Cornland have in December?

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

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:15 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:07 pm CST.

How many hours of sunshine does Cornland have in December?

In Cornland, the average sunshine duration in December is 5.6h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Cornland, MO

Average temperature in December - Cornland, MO
  • Average high temperature in December: 43°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (39.4°F).

  • Average low temperature in December: 29.3°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in December
Cornland, MO

Average pressure in December - Cornland, MO
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in December
Cornland, MO

Average wind speed in December - Cornland, MO
  • Average wind speed in December: 9.4mph

The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in December
Cornland, MO

Average humidity in December - Cornland, MO
  • Average humidity in December: 73%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
Cornland, MO

Average rainfall in December - Cornland, MO
  • Average rainfall in December: 1.02"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is January (0.63").

Average rainfall days in December
Cornland, MO

Average rainfall days in December - Cornland, MO
  • Average rainfall days in December: 6.3 days

The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is January (4.7 days).

Average snowfall in December
Cornland, MO

Average snowfall in December - Cornland, MO
  • Average snowfall in December: 0.63"

The month with the highest snowfall is February (1.69").
The months with the least snowfall are April, June, July, August and September (0").

Average snowfall days in December
Cornland, MO

Average snowfall days in December - Cornland, MO
  • Average snowfall days in December: 2.3 days

The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are April, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Cornland, 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 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

Average sunshine days in December
Cornland, MO

Average sunshine days in December - Cornland, MO
  • Average sunshine days in December: 22.8 days

The months with the most sunshine days are January and December (22.8 days).
The month with the least sunshine days is May (11.9 days).

Average UV index in December
Cornland, MO

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

Average cloud cover in December
Cornland, MO

Average cloud cover in December - Cornland, MO
  • Average cloud cover in December: 40

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in December
Cornland, MO

Average visibility in December - Cornland, MO
  • 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).

Cornland, Missouri, USA

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