December weather forecastWillard, MO

December

Weather in December

The first month of the winter, December, is also a frosty month in Willard, Missouri, with temperature in the range of an average low of 30°F (-1.1°C) and an average high of 44.6°F (7°C).

Temperature

The shift from November to December involves a decrease in the average high-temperature, dropping from a cool 54.9°F (12.7°C) to a frosty 44.6°F (7°C). Willard's temperature drops to an average low of 30°F (-1.1°C) during the nights of December.

Humidity

In December, the average relative humidity in Willard is 75%.

Rainfall

In Willard, during December, the rain falls for 9.1 days and regularly aggregates up to 2.01" (51mm) of precipitation. Throughout the year, there are 167.3 rainfall days, and 37.91" (963mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. In Willard, in December, during 4.2 snowfall days, 0.87" (22mm) of snow is typically accumulated. Throughout the year, there are 21.3 snowfall days, and 8.94" (227mm) of snow is accumulated.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:09 am and sunset at 4:56 pm. On the last day of December, sunrise is at 7:27 am and sunset at 5:06 pm CST.

Sunshine

The average sunshine in December is 5.5h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 2 during December translates into the following directions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in December, in Willard, records 44.6°F (7°C), while the low-temperature is 30°F (-1.1°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 98.6°F (37°C).

In December, the average relative humidity is 75%.

In Willard, in December, it is raining for 9.1 days, with typically 2.01" (51mm) of accumulated precipitation.

In Willard, in December, during 4.2 snowfall days, 0.87" (22mm) of snow is typically accumulated.

The month with the shortest days is December, with an average of 9h and 36min of daylight.

In Willard, the average day length in December is 9h and 38min.

In December, on the first day of the month, sunrise is at 7:09 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:06 pm CST.

In December, the average sunshine duration in Willard is 5.5h.

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

In December, the average daily maximum UV index in Willard is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Willard, MO

  • Average high temperature in December: 44.6°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in December: 30°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

Average pressure in December
Willard, 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 (29.93"Hg).

Average wind speed in December
Willard, MO

  • Average wind speed in December: 9.3mph

The windiest months (with the highest average wind speed) are January and March (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

Average humidity in December
Willard, MO

  • Average humidity in December: 75%

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

Average rainfall in December
Willard, MO

  • Average rainfall in December: 2.01"

The wettest month (with the highest rainfall) is May (5.63").
The driest month (with the least rainfall) is January (1.73").

Average rainfall days in December
Willard, MO

  • Average rainfall days in December: 9.1 days

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in December
Willard, MO

  • Average snowfall in December: 0.87"

The month with the highest snowfall is February (3.11").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Willard, MO

  • Average snowfall days in December: 4.2 days

The month with the highest number of snowfall days is February (6.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in December: 9h and 36min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 5h and 30min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

Average sunshine days in December
Willard, MO

  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is December (18.6 days).
The month with the least sunshine days is July (9.3 days).

Average UV index in December
Willard, MO

  • Average UV index in December: 2

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in December
Willard, MO

  • Average cloud cover in December: 42

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in December
Willard, 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).