Fayetteville
Arkansas, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Fayetteville, AR

Green trees and parked cars on the roadsides of College Avenue leading to the iconic Washington County Courthouse in Fayetteville, Arkansas
Green trees and parked cars on the roadsides of College Avenue leading to the iconic Washington County Courthouse in Fayetteville, Arkansas
The first month of the winter, December, is also a frosty month in Fayetteville, Arkansas, with average temperature fluctuating between 48.4°F (9.1°C) and 28.8°F (-1.8°C).

Temperature

In Fayetteville, the average high-temperature decreases, from a mild 59°F (15°C) in November, to a chilly 48.4°F (9.1°C). The average low-temperature, in Fayetteville, is 28.8°F (-1.8°C).

Rainfall

In December, in Fayetteville, Arkansas, the rain falls for 7.5 days. Throughout December, 3" (77.2mm) of precipitation is accumulated. Throughout the year, there are 100.7 rainfall days, and 45.5" (1156.5mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Fayetteville are January through April, November and December.

Daylight

December has the shortest days of the year in Fayetteville, with an average of 9.7h of daylight.

Sunshine

November and December, with an average of 5h of sunshine, are months with the least sunshine in Fayetteville.

UV index

Months with the lowest UV index in Fayetteville are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 2 interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Fayetteville?

The average high-temperature, in December, is 48.4°F (9.1°C), while the average low-temperature is 28.8°F (-1.8°C).

How much does it rain in Fayetteville in December?

In Fayetteville, during December, the rain falls for 7.5 days and regularly aggregates up to 3" (77.2mm) of precipitation.

How many days does it snow in December in Fayetteville?

In Fayetteville, in December, snow falls for 0.4 days, with typically accumulated 1.4" (35.6mm) of snow.

What is the month with the shortest days in Fayetteville?

December has the shortest days of the year in Fayetteville, with an average of 9.7h of daylight.

What is the average length of the day in December in Fayetteville?

In Fayetteville, Arkansas, the average length of the day in December is 9.7h.

What is the month with the least sunshine in Fayetteville?

Months with the least sunshine in Fayetteville are November and December, with an average of 5h of sunshine.

How many hours of sunshine does Fayetteville have in December?

In December, the average sunshine in Fayetteville, Arkansas, is 5h.

What are the months with the lowest UV index in Fayetteville?

Months with the lowest UV index in Fayetteville are January and December, with an average maximum UV index of 2.

What is the UV index intensity in December in Fayetteville?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to the UV radiation.
Average temperature in December - Fayetteville, AR
  • Average high temperature in December: 48.4°F

The warmest month (with the highest average high temperature) is August (89.2°F).
The month with the lowest average high temperature is January (46.4°F).

  • Average low temperature in December: 28.8°F

The month with the highest average low temperature is July (69.2°F).
The coldest month (with the lowest average low temperature) is January (26.3°F).

Average rainfall in December - Fayetteville, AR
  • Average rainfall in December: 3"

The wettest month (with the highest rainfall) is May (5.2").
The driest month (with the lowest rainfall) is February (2.4").

Average rainfall days in December - Fayetteville, AR
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is May (12.4 days).
The month with the lowest number of rainy days is January (6.5 days).

Average snowfall in December - Fayetteville, AR
  • Average snowfall in December: 1.4"

The month with the highest snowfall is January (2.8").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average snowfall days in December - Fayetteville, AR
  • Average snowfall days in December: 0.4 days

The month with the highest number of snowfall days is February (1.1 days).
Months with the lowest number of snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December / Average sunshine in December - Fayetteville, AR
  • Average daylight in December: 9.7h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.7h).

  • Average sunshine in December: 5h

The month with most sunshine is July (Average sunshine: 11h).
Months with least sunshine are November and December (Average sunshine: 5).

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

Months with the highest UV index are June and July (UV index 10).
Months with the lowest UV index are January and December (UV index 2).