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

January 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
January, the same as December, in Fayetteville, Arkansas, is a frosty winter month, with temperature in the range of an average high of 46.4°F (8°C) and an average low of 26.2°F (-3.2°C).

Temperature

The coldest month is January, with an average high-temperature of 46.4°F (8°C) and an average low-temperature of 26.2°F (-3.2°C).

Rainfall

In January, in Fayetteville, Arkansas, the rain falls for 6.5 days. Throughout January, 2.6" (64.8mm) 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 are January through April, November and December. The month with the most snowfall is January when snow falls for 0.8 days and typically aggregates up to 2.8" (71.1mm) of snow.

Daylight

The average length of the day in January is 10h.

Sunshine

In January, the average sunshine in Fayetteville is 6h.

UV index

Months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from the exposure to the Sun's UV radiation for average individuals.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the coldest month in Fayetteville?

The coldest month in Fayetteville is January, with an average high-temperature of 46.4°F (8°C) and an average low-temperature of 26.2°F (-3.2°C).

What is the temperature in January in Fayetteville?

In January, in Fayetteville, the average high-temperature is 46.4°F (8°C), and the average low-temperature is 26.2°F (-3.2°C).

How much does it rain in Fayetteville in January?

In January, in Fayetteville, the rain falls for 6.5 days. Throughout January, 2.6" (64.8mm) of precipitation is accumulated.

How much does it snow in Fayetteville in January?

In Fayetteville, in January, during 0.8 snowfall days, 2.8" (71.1mm) of snow is typically accumulated.

When does it snow the most in Fayetteville?

January is the month with the most snowfall. Snow falls for 0.8 days and accumulates 2.8" (71.1mm) of snow.

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

In January, the average length of the day in Fayetteville is 10h.

How many hours of sunshine does Fayetteville have in January?

The average sunshine in January in Fayetteville, Arkansas, is 6h.

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

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

What is the UV index intensity in January in Fayetteville?

In Fayetteville, Arkansas, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health threat from the exposure to the Sun's UV rays.
Average temperature in January - Fayetteville, AR
  • Average high temperature in January: 46.4°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 January: 26.3°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 January - Fayetteville, AR
  • Average rainfall in January: 2.6"

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 January - Fayetteville, AR
  • Average rainfall days in January: 6.5 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 January - Fayetteville, AR
  • Average snowfall in January: 2.8"

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 January - Fayetteville, AR
  • Average snowfall days in January: 0.8 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 January / Average sunshine in January - Fayetteville, AR
  • Average daylight in January: 10h

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 January: 6h

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 January - Fayetteville, AR
  • Average UV index in January: 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).