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
With the onset of December, the average high-temperature subtly recedes from November's comfortable 65.7°F (18.7°C) to a still refreshing 58.3°F (14.6°C). In Alphenia Landing, the nighttime temperature averages to a frosty 44.2°F (6.8°C) during December.Humidity
In Alphenia Landing, the average relative humidity in December is 81%.Rainfall
In Alphenia Landing, in December, during 13 rainfall days, 3.35" (85mm) of precipitation is typically accumulated. In Alphenia Landing, during the entire year, the rain falls for 151.7 days and collects up to 33.27" (845mm) of precipitation.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows in Alphenia Landing. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. In Alphenia Landing, during the entire year, snow falls for 1.6 days and aggregates up to 0.75" (19mm) of snow.Daylight
December has the shortest days of the year, with an average of 10h and 6min of daylight.On the first day of the month, sunrise is at 6:49 am and sunset at 5:02 pm. On the last day of December, in Alphenia Landing, sunrise is at 7:06 am and sunset at 5:13 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 4.9h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: A maximum UV index of 3 in December translates into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. 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 is the temperature in December?
What is the average humidity in December?
How many days does it rain in December?
When does it start to snow in Alphenia Landing?
What is the month with the shortest days?
How many hours of daylight does Alphenia Landing have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Alphenia Landing have in December?
What are the months with the lowest UV index in Alphenia Landing?
How high is the UV index in December?
Average temperature in December
Alphenia Landing, LA
- Average high temperature in December: 58.3°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (55.4°F).
- Average low temperature in December: 44.2°F
The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (40.5°F).
Average pressure in December
Alphenia Landing, LA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).
Average wind speed in December
Alphenia Landing, LA
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is February (8.2mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).
Average humidity in December
Alphenia Landing, LA
- Average humidity in December: 81%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Alphenia Landing, LA
- Average rainfall in December: 3.35"
The wettest month (with the highest rainfall) is January (3.39").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in December
Alphenia Landing, LA
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is August (15.4 days).
The month with the least rainy days is October (8.6 days).
Average snowfall in December
Alphenia Landing, LA
- Average snowfall in December: 0.04"
The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Alphenia Landing, LA
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Alphenia Landing, 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 month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in December
Alphenia Landing, LA
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is February (12.3 days).
Average UV index in December
Alphenia Landing, 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
Alphenia Landing, LA
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in December
Alphenia Landing, LA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are July, August and September (5mi).
Alphenia Landing, Louisiana, USA
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