December weather forecast
Joplin, AR

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Weather in December

December, the first month of the winter in Joplin, is also a fresh month, with an average temperature varying between 50.9°F (10.5°C) and 36°F (2.2°C).

Temperature

In the transition to December, Joplin observes a minor drop in the average high-temperature, shifting from a refreshing 59.2°F (15.1°C) in November to a fresh 50.9°F (10.5°C). Throughout December, the average low-temperature dips to a wintry 36°F (2.2°C).

Humidity

In December, the average relative humidity is 79%.

Rainfall

In December, the rain falls for 10.8 days. Throughout December, 3.11" (79mm) of precipitation is accumulated. Throughout the year, there are 160.2 rainfall days, and 38.86" (987mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In December, it is snowing for 0.9 days. Throughout December, 0.55" (14mm) of snow is accumulated. Throughout the year, there are 5.8 snowfall days, and 3.46" (88mm) of snow is accumulated.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:02 am and sunset at 5:03 pm. On the last day of December, sunrise is at 7:20 am and sunset at 5:13 pm CST.

Sunshine

February and December, with an average of 5.1h of sunshine, are months with the least sunshine.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average December temperature?

The high-temperature, in December, in Joplin, records 50.9°F (10.5°C), while the low-temperature is 36°F (2.2°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is calculated to be 91.4°F (33°C).

What is the average humidity in December?

In Joplin, the average relative humidity in December is 79%.

How many days does it rain in December?

In Joplin, in December, during 10.8 rainfall days, 3.11" (79mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Joplin, in December, during 0.9 snowfall days, 0.55" (14mm) of snow is typically accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 54min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 53min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:02 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:13 pm CST.

What is the month with the least sunshine in Joplin?

The months with the least sunshine are February and December, with an average of 5.1h of sunshine.

How long on average sun shines in December?

In Joplin, the average sunshine duration in December is 5.1h.

What is the month with the lowest UV index in Joplin?

With an average maximum UV index of 2, December is the month with the lowest UV index in Joplin, Arkansas.

What is the UV index intensity in December?

In Joplin, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Joplin, AR

Average temperature in December - Joplin, AR
  • Average high temperature in December: 50.9°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in December: 36°F

The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

Average pressure in December
Joplin, AR

Average pressure in December - Joplin, AR
  • 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 (29.94"Hg).

Average wind speed in December
Joplin, AR

Average wind speed in December - Joplin, AR
  • Average wind speed in December: 5.8mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in December
Joplin, AR

Average humidity in December - Joplin, AR
  • Average humidity in December: 79%

The month with the highest relative humidity is March (80%).
The months with the lowest relative humidity are July, August, September and October (73%).

Average rainfall in December
Joplin, AR

Average rainfall in December - Joplin, AR
  • Average rainfall in December: 3.11"

The wettest month (with the highest rainfall) is May (4.76").
The driest month (with the least rainfall) is January (2.32").

Average rainfall days in December
Joplin, AR

Average rainfall days in December - Joplin, AR
  • Average rainfall days in December: 10.8 days

The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is January (9.6 days).

Average snowfall in December
Joplin, AR

Average snowfall in December - Joplin, AR
  • Average snowfall in December: 0.55"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Joplin, AR

Average snowfall days in December - Joplin, AR
  • Average snowfall days in December: 0.9 days

The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Joplin, AR

Average daylight in December / Average sunshine in December - Joplin, AR
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).

Average sunshine days in December
Joplin, AR

Average sunshine days in December - Joplin, AR
  • Average sunshine days in December: 18.2 days

The month with the most sunshine days is January (19 days).
The month with the least sunshine days is August (10.5 days).

Average UV index in December
Joplin, AR

Average UV index in December - Joplin, AR
  • Average UV index in December: 2

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in December
Joplin, AR

Average cloud cover in December - Joplin, AR
  • Average cloud cover in December: 45

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, July, August and September (Cloud cover 30).

Average visibility in December
Joplin, AR

Average visibility in December - Joplin, AR
  • Average visibility in December: 5mi

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

Joplin, Arkansas, USA

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