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
Transition into December subtly marks a drop in the average high-temperature, moderately moving from an enjoyable 63.9°F (17.7°C) in November to a mild 56.3°F (13.5°C). Vienna records a consistent low-temperature of 41.7°F (5.4°C) during December nights.Humidity
In Vienna, Louisiana, the average relative humidity in December is 81%.Rainfall
In Vienna, during December, the rain falls for 12.1 days and regularly aggregates up to 3.35" (85mm) of precipitation. Throughout the year, in Vienna, there are 155.1 rainfall days, and 37.64" (956mm) of precipitation is accumulated.Snowfall
January, February and December are months with snowfall in Vienna, Louisiana. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow. In Vienna, during the entire year, snow falls for 2.2 days and aggregates up to 0.63" (16mm) of snow.Daylight
December has the shortest days of the year in Vienna, with an average of 10h and 6min of daylight.On the first day of December, sunrise is at 6:55 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:15 pm CST.
Sunshine
The months with the least sunshine in Vienna are February and December, with an average of 4.8h of sunshine.UV index
The months with the lowest UV index in Vienna are January and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: A maximum daily UV index of 3 during December morphs into the following directions:
Take precautions - Protection against sun damage is advised. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Frequently asked questions
What are December temperatures in Vienna?
What is the average humidity in December in Vienna?
How many days does it rain in December in Vienna?
When does it start to snow in Vienna?
What is the month with the shortest days in Vienna?
How many hours of daylight does Vienna have in December?
When are sunrise and sunset in December in Vienna?
What are the months with the least sunshine in Vienna?
How long on average sun shines in December in Vienna?
What is the month with the lowest UV index in Vienna?
What is the UV index intensity in December in Vienna?
Average temperature in December
Vienna, LA
- Average high temperature in December: 56.3°F
The warmest month (with the highest average high temperature) is August (93.9°F).
The month with the lowest average high temperature is January (53.6°F).
- Average low temperature in December: 41.7°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).
Average pressure in December
Vienna, LA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Vienna, LA
- Average wind speed in December: 5.8mph
The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest months (with the lowest average wind speed) are July, August and September (4.8mph).
Average humidity in December
Vienna, LA
- Average humidity in December: 81%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are July, August and October (71%).
Average rainfall in December
Vienna, LA
- Average rainfall in December: 3.35"
The wettest month (with the highest rainfall) is February (4.06").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Vienna, LA
- Average rainfall days in December: 12.1 days
The month with the highest number of rainy days is March (15.1 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in December
Vienna, LA
- Average snowfall in December: 0.08"
The months with the highest snowfall are January and February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Vienna, LA
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is February (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
Vienna, LA
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 18min).
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 July (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in December
Vienna, LA
- Average sunshine days in December: 15.8 days
The month with the most sunshine days is October (20 days).
The month with the least sunshine days is February (13.1 days).
Average UV index in December
Vienna, 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
Vienna, LA
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is October (Cloud cover 30).
Average visibility in December
Vienna, LA
- Average visibility in December: 5mi
The months with the highest visibility are June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May and December (5mi).
Vienna, Louisiana, USA
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