December weather forecast
Poplar Bluff, MO

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Weather in December

The first month of the winter, December, is still a chilly month in Poplar Bluff, Missouri, with an average temperature fluctuating between 34°F (1.1°C) and 46.2°F (7.9°C).

Temperature

December brings a decrease in the average high-temperature, falling from November's refreshing 55.6°F (13.1°C) to a frosty 46.2°F (7.9°C). During December, the temperature tends to dip to an average of 34°F (1.1°C) at night.

Humidity

In Poplar Bluff, the average relative humidity in December is 77%.

Rainfall

December is the month with the least rainfall. Rain falls for 6.8 days and accumulates 0.75" (19mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Poplar Bluff, in December, snow falls for 1.2 days, with typically accumulated 0.12" (3mm) of snow. Throughout the year, there are 6.5 snowfall days, and 0.94" (24mm) of snow is accumulated.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:56 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:55 pm CST.

Sunshine

In December, the average sunshine is 5.1h.

UV index

January 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 unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in December?

The high-temperature during December is 46.2°F (7.9°C) and the low-temperature is 34°F (1.1°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 September is estimated at 86°F (30°C).

What is the average humidity in December in Poplar Bluff?

In Poplar Bluff, the average relative humidity in December is 77%.

What is the driest month?

December is the month with the least rainfall. Rain falls for 6.8 days and accumulates 0.75" (19mm) of precipitation.

How many days does it rain in December?

In December, the rain falls for 6.8 days. Throughout December, 0.75" (19mm) of precipitation is accumulated.

How much does it snow in December?

In December, it is snowing for 1.2 days. Throughout December, 0.12" (3mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 42min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 41min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 6:56 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:55 pm CST.

How many hours of sunshine does Poplar Bluff have in December?

The average sunshine duration in December is 5.1h.

When is the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index 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
Poplar Bluff, MO

Average temperature in December - Poplar Bluff, MO
  • Average high temperature in December: 46.2°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (42.8°F).

  • Average low temperature in December: 34°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

Average pressure in December
Poplar Bluff, MO

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Poplar Bluff, MO

Average wind speed in December - Poplar Bluff, MO
  • Average wind speed in December: 8.2mph

The windiest month (with the highest average wind speed) is February (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in December
Poplar Bluff, MO

Average humidity in December - Poplar Bluff, MO
  • Average humidity in December: 77%

The months with the highest relative humidity are March and May (78%).
The month with the lowest relative humidity is October (69%).

Average rainfall in December
Poplar Bluff, MO

Average rainfall in December - Poplar Bluff, MO
  • Average rainfall in December: 0.75"

The wettest month (with the highest rainfall) is May (2.17").
The driest month (with the least rainfall) is December (0.75").

Average rainfall days in December
Poplar Bluff, MO

Average rainfall days in December - Poplar Bluff, MO
  • Average rainfall days in December: 6.8 days

The months with the highest number of rainy days are May and July (14.3 days).
The month with the least rainy days is January (6 days).

Average snowfall in December
Poplar Bluff, MO

Average snowfall in December - Poplar Bluff, MO
  • Average snowfall in December: 0.12"

The month with the highest snowfall is February (0.39").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Poplar Bluff, MO

Average snowfall days in December - Poplar Bluff, MO
  • Average snowfall days in December: 1.2 days

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Poplar Bluff, MO

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

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

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in December
Poplar Bluff, MO

Average sunshine days in December - Poplar Bluff, MO
  • Average sunshine days in December: 21.8 days

The month with the most sunshine days is January (22.5 days).
The month with the least sunshine days is July (13.8 days).

Average UV index in December
Poplar Bluff, MO

Average UV index in December - Poplar Bluff, 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 and December (UV index 2).

Average cloud cover in December
Poplar Bluff, MO

Average cloud cover in December - Poplar Bluff, MO
  • Average cloud cover in December: 44

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 24).

Average visibility in December
Poplar Bluff, MO

Average visibility in December - Poplar Bluff, 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).

Poplar Bluff, Missouri, USA

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