December weather forecast
Wilbur Park, MO

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Weather in December

December, the first month of the winter in Wilbur Park, is still a chilly month, with an average temperature varying between 43.2°F (6.2°C) and 30.7°F (-0.7°C).

Temperature

December's arrival correlates with a reduction in the average high-temperature, down from a cool 53.8°F (12.1°C) in November to a frosty 43.2°F (6.2°C). December is noted for a mean low-temperature of 30.7°F (-0.7°C).

Humidity

In Wilbur Park, Missouri, the average relative humidity in December is 76%.

Rainfall

In Wilbur Park, in December, it is raining for 8.2 days, with typically 2.2" (56mm) of accumulated precipitation. Throughout the year, there are 146.1 rainfall days, and 32.36" (822mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Wilbur Park, in December, during 3 snowfall days, 1.89" (48mm) of snow is typically accumulated. In Wilbur Park, during the entire year, snow falls for 15.3 days and aggregates up to 8.27" (210mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:00 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:50 pm CST.

Sunshine

In Wilbur Park, the average sunshine in December is 4.9h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: An average UV index of 2 in December transforms into this advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.

Frequently asked questions

How cold does it get in December?

The average high-temperature, in December, in Wilbur Park, is 43.2°F (6.2°C), while the average low-temperature is 30.7°F (-0.7°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 96.8°F (36°C).

What is the average humidity in December?

The average relative humidity in December is 76%.

How much does it rain in December?

In Wilbur Park, in December, during 8.2 rainfall days, 2.2" (56mm) of precipitation is typically accumulated.

How much does it snow in December?

In Wilbur Park, during December, snow falls for 3 days and regularly aggregates up to 1.89" (48mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 30min of daylight.

What is the average length of the day in December?

In December, the average day length is 9h and 32min.

When is the sunrise / sunset in December?

On the first day of December in Wilbur Park, sunrise is at 7:00 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:50 pm CST.

How many hours of sunshine does Wilbur Park have in December?

The average sunshine duration in December is 4.9h.

What are the months with the lowest UV index in Wilbur Park?

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 intensity in December?

In Wilbur Park, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to 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
Wilbur Park, MO

Average temperature in December - Wilbur Park, MO
  • Average high temperature in December: 43.2°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in December: 30.7°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average pressure in December
Wilbur Park, MO

Average pressure in December - Wilbur Park, 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).

Average wind speed in December
Wilbur Park, MO

Average wind speed in December - Wilbur Park, MO
  • Average wind speed in December: 8.5mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in December
Wilbur Park, MO

Average humidity in December - Wilbur Park, MO
  • Average humidity in December: 76%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
Wilbur Park, MO

Average rainfall in December - Wilbur Park, MO
  • Average rainfall in December: 2.2"

The wettest month (with the highest rainfall) is May (3.94").
The driest months (with the least rainfall) are February and November (1.77").

Average rainfall days in December
Wilbur Park, MO

Average rainfall days in December - Wilbur Park, MO
  • Average rainfall days in December: 8.2 days

The month with the highest number of rainy days is July (16.9 days).
The months with the least rainy days are January and February (6.8 days).

Average snowfall in December
Wilbur Park, MO

Average snowfall in December - Wilbur Park, MO
  • Average snowfall in December: 1.89"

The month with the highest snowfall is February (2.6").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Wilbur Park, MO

Average snowfall days in December - Wilbur Park, MO
  • Average snowfall days in December: 3 days

The months with the highest number of snowfall days are January and February (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Wilbur Park, MO

Average daylight in December / Average sunshine in December - Wilbur Park, MO
  • Average daylight in December: 9h and 3min

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 30min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in December
Wilbur Park, MO

Average sunshine days in December - Wilbur Park, MO
  • Average sunshine days in December: 19.7 days

The month with the most sunshine days is January (20.9 days).
The month with the least sunshine days is June (11.6 days).

Average UV index in December
Wilbur Park, MO

Average UV index in December - Wilbur Park, 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).

Average cloud cover in December
Wilbur Park, MO

Average cloud cover in December - Wilbur Park, MO
  • Average cloud cover in December: 49

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in December
Wilbur Park, MO

Average visibility in December - Wilbur Park, 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).

Wilbur Park, Missouri, USA

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