December weather forecastSmyrna, AR

December

Weather in December

December, the first month of the winter in Smyrna, is still a cool month, with temperature in the range of an average high of 53.8°F (12.1°C) and an average low of 38.5°F (3.6°C).

Temperature

The commencement of December includes a gentle temperature shift, with the average high-temperature dropping a bit from an enjoyable 62.1°F (16.7°C) in November to a cool 53.8°F (12.1°C). December nights cool down to an average low-temperature of 38.5°F (3.6°C).

Humidity

The months with the highest humidity are February, March and December, with an average relative humidity of 80%.

Rainfall

In Smyrna, in December, during 10.1 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. Throughout the year, there are 137.2 rainfall days, and 25.71" (653mm) of precipitation is accumulated.

Snowfall

In Smyrna, Arkansas, snow does not fall in April through December.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year in Smyrna.
On the first day of the month, sunrise is at 7:01 am and sunset at 5:04 pm. On the last day of December, in Smyrna, sunrise is at 7:18 am and sunset at 5:14 pm CST.

Sunshine

The average sunshine in December is 5.2h.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index in Smyrna, Arkansas. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: A maximum high daily UV index of 2 during December translates into the following directions:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.

Frequently asked questions

An average high-temperature, in December, in Smyrna, is 53.8°F (12.1°C) and the average low-temperature is 38.5°F (3.6°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 98.6°F (37°C).

February, March and December, with an average relative humidity of 80%, are most humid months in Smyrna, Arkansas.

The average relative humidity in December in Smyrna, Arkansas, is 80%.

In Smyrna, during December, the rain falls for 10.1 days and regularly aggregates up to 1.97" (50mm) of precipitation.

In Smyrna, snow does not fall in April through December.

In Smyrna, in December, it doesn't snow. In January, it regularly snows.

With an average of 9h and 54min of daylight, December has the shortest days of the year in Smyrna, Arkansas.

In December, the average day length in Smyrna is 9h and 56min.

On the first day of December in Smyrna, Arkansas, sunrise is at 7:01 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:14 pm CST.

In December, the average sunshine duration in Smyrna is 5.2h.

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

The average daily maximum UV index in December in Smyrna is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to Sun's UV rays.
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
Smyrna, AR

  • Average high temperature in December: 53.8°F

The warmest month (with the highest average high temperature) is July (93.7°F).
The month with the lowest average high temperature is January (51.3°F).

  • Average low temperature in December: 38.5°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).

Average pressure in December
Smyrna, AR

  • Average pressure in December: 30.13"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
Smyrna, AR

  • Average wind speed in December: 5.9mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in December
Smyrna, AR

  • Average humidity in December: 80%

The months with the highest relative humidity are February, March and December (80%).
The months with the lowest relative humidity are July, August, September and October (71%).

Average rainfall in December
Smyrna, AR

  • Average rainfall in December: 1.97"

The wettest month (with the highest rainfall) is April (3.39").
The driest month (with the least rainfall) is September (1.26").

Average rainfall days in December
Smyrna, AR

  • Average rainfall days in December: 10.1 days

The month with the highest number of rainy days is July (14.2 days).
The month with the least rainy days is October (8.5 days).

Average snowfall in December
Smyrna, AR

  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.35").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

Average snowfall days in December
Smyrna, AR

  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and December (0 days).

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

  • Average daylight in December: 9h and 54min

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 12min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in December
Smyrna, AR

  • Average sunshine days in December: 19 days

The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is August (14.1 days).

Average UV index in December
Smyrna, AR

  • Average UV index in December: 2

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

Average cloud cover in December
Smyrna, 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 28).

Average visibility in December
Smyrna, 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).