Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December's arrival corresponds with a decrease in average high-temperatures, from November's moderate 56.1°F (13.4°C) to a chilly 46.8°F (8.2°C). Green Forest experiences a nighttime temperature average of 31.6°F (-0.2°C) during December.Humidity
In Green Forest, Arkansas, the average relative humidity in December is 75%.Rainfall
In December, the rain falls for 9.4 days. Throughout December, 2.13" (54mm) of precipitation is accumulated. Throughout the year, in Green Forest, there are 162 rainfall days, and 34.29" (871mm) of precipitation is accumulated.Snowfall
Months with snowfall in Green Forest, Arkansas, are January through May, November and December. In Green Forest, Arkansas, in December, during 3.5 snowfall days, 0.91" (23mm) of snow is typically accumulated. In Green Forest, during the entire year, snow falls for 17.8 days and aggregates up to 7.32" (186mm) of snow.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year in Green Forest.On the first day of the month, sunrise is at 7:07 am and sunset at 4:58 pm. On the last day of December, in Green Forest, sunrise is at 7:25 am and sunset at 5:09 pm CST.
Sunshine
In Green Forest, the average sunshine in December is 5.6h.UV index
The months with the lowest UV index in Green Forest are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the maximum UV index of 2 translates into these guidelines:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Around midday, solar radiation is most harmful; hence, exposure should be limited. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Green Forest in December?
What is the average humidity in December in Green Forest?
How many days does it rain in December in Green Forest?
How much does it snow in Green Forest in December?
What is the month with the shortest days in Green Forest?
What is the average length of the day in December in Green Forest?
What time are sunrise and sunset in December in Green Forest?
How long on average sun shines in December in Green Forest?
What are the months with the lowest UV index in Green Forest?
What is the UV index intensity in December in Green Forest?
Average temperature in December
Green Forest, AR
- Average high temperature in December: 46.8°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in December: 31.6°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in December
Green Forest, AR
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are April and June (29.94"Hg).
Average wind speed in December
Green Forest, AR
- Average wind speed in December: 7.1mph
The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Green Forest, AR
- Average humidity in December: 75%
The months with the highest relative humidity are March and May (77%).
The months with the lowest relative humidity are January, July and October (73%).
Average rainfall in December
Green Forest, AR
- Average rainfall in December: 2.13"
The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is February (1.97").
Average rainfall days in December
Green Forest, AR
- Average rainfall days in December: 9.4 days
The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (9.2 days).
Average snowfall in December
Green Forest, AR
- Average snowfall in December: 0.91"
The month with the highest snowfall is February (2.52").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Green Forest, AR
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Green Forest, 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 4min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in December
Green Forest, AR
- Average sunshine days in December: 18.4 days
The month with the most sunshine days is December (18.4 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in December
Green Forest, AR
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Green Forest, AR
- Average cloud cover in December: 41
The month with the most cloud cover is March (Cloud cover 46).
The months with the least cloud cover are June, July and August (Cloud cover 28).
Average visibility in December
Green Forest, AR
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Green Forest, Arkansas, USA
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