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

December weather forecast and climate
Jonesboro, AR

December, the first month of the winter, in Jonesboro, is still a chilly month, with average temperature varying between 28.9°F (-1.7°C) and 48.9°F (9.4°C).

Temperature

In December, the average high-temperature drops, from a moderate 60.1°F (15.6°C) in November, to a frosty 48.9°F (9.4°C). In Jonesboro, the average low-temperature is 28.9°F (-1.7°C).

Rainfall

In December, the rain falls for 10 days. Throughout December, 4.3" (108mm) of precipitation is accumulated. Throughout the year, in Jonesboro, there are 108 rainfall days, and 46.2" (1173.2mm) of precipitation is accumulated.

Daylight

With an average of 9.8h of daylight, December has the shortest days of the year.

Sunshine

Months with the least sunshine are January and December, with an average of 5h of sunshine.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Jonesboro. A UV Index estimate of 2, and below, represents a minimal health vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
In December, the average maximum UV index of 2 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. 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.

What is the temperature in December in Jonesboro?

In December, the average high-temperature is 48.9°F (9.4°C), and the average low-temperature is 28.9°F (-1.7°C).

How many days does it rain in December in Jonesboro?

In Jonesboro, during December, the rain falls for 10 days and regularly aggregates up to 4.3" (108mm) of precipitation.

What is the month with the shortest days in Jonesboro?

The month with the shortest days in Jonesboro is December, with an average of 9.8h of daylight.

How many hours of daylight does Jonesboro have in December?

In December, the average length of the day in Jonesboro, Arkansas, is 9.8h.

What is the month with the least sunshine in Jonesboro?

January and December, with an average of 5h of sunshine, are months with the least sunshine in Jonesboro, Arkansas.

How long on average sun shines in December in Jonesboro?

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

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

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

How high is the UV index in December in Jonesboro?

In Jonesboro, Arkansas, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat from unsafe exposure to the Sun's UV rays.
Average temperature in December - Jonesboro, AR
  • Average high temperature in December: 49°F

The warmest month (with the highest average high temperature) is July (92°F).
The month with the lowest average high temperature is January (46°F).

  • Average low temperature in December: 29°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (26°F).

Average rainfall in December - Jonesboro, AR
  • Average rainfall in December: 4.3"

Wettest months (with the highest rainfall) are April and November (5").
Driest months (with the lowest rainfall) are July and August (2.7").

Average rainfall days in December - Jonesboro, AR
  • Average rainfall days in December: 10 days

The month with the highest number of rainy days is March (11 days).
The month with the lowest number of rainy days is October (7 days).

Average daylight in December / Average sunshine in December - Jonesboro, AR
  • Average daylight in December: 9.8h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in December: 5h

Months with most sunshine are June and July (Average sunshine: 11h).
Months with least sunshine are January and December (Average sunshine: 5).

Average UV index in December - Jonesboro, 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).