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
During the shift to December, Greenwood records a mild decrease in average high-temperature, moving from a refreshing 64.6°F (18.1°C) in November to a mild 56.3°F (13.5°C). In the month of December, the temperature generally rests at an average low of 41.7°F (5.4°C).Humidity
In December, the average relative humidity is 80%.Rainfall
In Greenwood, during December, the rain falls for 12.5 days and regularly aggregates up to 3.43" (87mm) of precipitation. Throughout the year, in Greenwood, there are 161.5 rainfall days, and 39.13" (994mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, September, November and December. In Greenwood, during December, snow falls for 0.5 days and regularly aggregates up to 0.04" (1mm) of snow. In Greenwood, during the entire year, snow falls for 3.4 days and aggregates up to 1.61" (41mm) of snow.Daylight
The month with the shortest days is December, with an average of 10h and 6min of daylight.On the first day of the month, sunrise is at 7:00 am and sunset at 5:10 pm. On the last day of December, sunrise is at 7:17 am and sunset at 5:21 pm CST.
Sunshine
December has the least sunshine of the year, with an average of 4.9h of sunshine.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 3 during December translates into the following guidance:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December in Greenwood?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Greenwood have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Greenwood, LA
- Average high temperature in December: 56.3°F
The warmest month (with the highest average high temperature) is August (95.2°F).
The month with the lowest average high temperature is January (54.3°F).
- Average low temperature in December: 41.7°F
The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).
Average pressure in December
Greenwood, LA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Greenwood, LA
- Average wind speed in December: 6.3mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest months (with the lowest average wind speed) are August and September (5.2mph).
Average humidity in December
Greenwood, LA
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (67%).
Average rainfall in December
Greenwood, LA
- Average rainfall in December: 3.43"
The wettest month (with the highest rainfall) is April (4.49").
The driest month (with the least rainfall) is July (2.52").
Average rainfall days in December
Greenwood, LA
- Average rainfall days in December: 12.5 days
The months with the highest number of rainy days are March and August (15.8 days).
The month with the least rainy days is October (9.9 days).
Average snowfall in December
Greenwood, LA
- Average snowfall in December: 0.04"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are April, May, June, July, August and October (0").
Average snowfall days in December
Greenwood, LA
- Average snowfall days in December: 0.5 days
The months with the highest number of snowfall days are January and February (1.1 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).
Average daylight in December /
Average sunshine in December
Greenwood, LA
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in December: 4h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in December
Greenwood, LA
- Average sunshine days in December: 15.8 days
The month with the most sunshine days is October (19.2 days).
The months with the least sunshine days are February and June (12.8 days).
Average UV index in December
Greenwood, LA
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Greenwood, LA
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility in December
Greenwood, LA
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Greenwood, Louisiana, USA
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