December weather forecast
Greenway, AR

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Weather in December

The first month of the winter, December, is also a frosty month in Greenway, Arkansas, with temperature in the range of an average low of 35.6°F (2°C) and an average high of 47.3°F (8.5°C).

Temperature

Greenway in December undergoes a mild reduction in the average high-temperature, shifting from November's mild 56.7°F (13.7°C) to a chilly 47.3°F (8.5°C). Throughout December, Greenway experiences a low-temperature average of 35.6°F (2°C).

Humidity

The average relative humidity in December in Greenway, Arkansas, is 76%.

Rainfall

In Greenway, in December, during 10.5 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. Throughout the year, there are 157.3 rainfall days, and 38.46" (977mm) of precipitation is accumulated.

Snowfall

January through March, October through December are months with snowfall in Greenway, Arkansas. In Greenway, during December, snow falls for 1.2 days and regularly aggregates up to 0.71" (18mm) of snow. In Greenway, during the entire year, snow falls for 7.6 days and aggregates up to 4.61" (117mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 42min of daylight.
On the first day of the month, sunrise is at 6:54 am and sunset at 4:45 pm. On the last day of December, sunrise is at 7:12 am and sunset at 4:56 pm CST.

Sunshine

In Greenway, the average sunshine in December is 5.1h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the maximum UV index of 2 suggests this advice:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.

Frequently asked questions

What is the temperature in December in Greenway?

In December, the average high-temperature and low-temperature in Greenway are 47.3°F (8.5°C) and 35.6°F (2°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in September is appraised at 87.8°F (31°C).

What is the average humidity in December in Greenway?

In Greenway, the average relative humidity in December is 76%.

How much does it rain in Greenway in December?

In December, the rain falls for 10.5 days. Throughout December, 2.95" (75mm) of precipitation is accumulated.

How much does it snow in Greenway in December?

In December, it is snowing for 1.2 days. Throughout December, 0.71" (18mm) of snow is accumulated.

What is the month with the shortest days in Greenway?

The month with the shortest days in Greenway, Arkansas, is December, with an average of 9h and 42min of daylight.

How many hours of daylight does Greenway have in December?

The average day length in December in Greenway, Arkansas, is 9h and 44min.

When is the sunrise / sunset in December in Greenway?

On the first day of December in Greenway, sunrise is at 6:54 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:56 pm CST.

How long on average sun shines in December in Greenway?

The average sunshine duration in December in Greenway is 5.1h.

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

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

How high is the UV index in December in Greenway?

The average daily maximum UV index in December in Greenway, Arkansas, is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe 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
Greenway, AR

Average temperature in December - Greenway, AR
  • Average high temperature in December: 47.3°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (43.3°F).

  • Average low temperature in December: 35.6°F

The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).

Average pressure in December
Greenway, AR

Average pressure in December - Greenway, 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 (29.93"Hg).

Average wind speed in December
Greenway, AR

Average wind speed in December - Greenway, AR
  • Average wind speed in December: 8.7mph

The windiest month (with the highest average wind speed) is February (9.7mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

Average humidity in December
Greenway, AR

Average humidity in December - Greenway, AR
  • Average humidity in December: 76%

The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (68%).

Average rainfall in December
Greenway, AR

Average rainfall in December - Greenway, AR
  • Average rainfall in December: 2.95"

The wettest month (with the highest rainfall) is April (4.57").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in December
Greenway, AR

Average rainfall days in December - Greenway, AR
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (9.5 days).

Average snowfall in December
Greenway, AR

Average snowfall in December - Greenway, AR
  • Average snowfall in December: 0.71"

The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in December
Greenway, AR

Average snowfall days in December - Greenway, AR
  • Average snowfall days in December: 1.2 days

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Greenway, AR
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Greenway, AR

Average sunshine days in December - Greenway, AR
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is January (18.7 days).
The month with the least sunshine days is July (12.3 days).

Average UV index in December
Greenway, AR

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

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

Average cloud cover in December
Greenway, AR

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

The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 24).

Average visibility in December
Greenway, AR

Average visibility in December - Greenway, AR
  • Average visibility in December: 6mi

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

Greenway, Arkansas, USA

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