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
Start of December brings a slight shift in the average high-temperature, dipping a bit from November's agreeable 68.9°F (20.5°C) to an enjoyable 62.6°F (17°C). In December, Welcome encounters an average low-temperature of 48°F (8.9°C) during the night.Humidity
The months with the highest humidity are February, September and December, with an average relative humidity of 80%.Rainfall
In Welcome, during December, the rain falls for 12.5 days and regularly aggregates up to 2.05" (52mm) of precipitation. In Welcome, during the entire year, the rain falls for 165.4 days and collects up to 26.93" (684mm) of precipitation.Snowfall
February through December are months without snowfall in Welcome.Daylight
The month with the shortest days is December, with an average of 10h and 12min of daylight.On the first day of December, sunrise is at 6:42 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 5:14 pm CST.
Sunshine
With an average of 5h of sunshine, December has the least sunshine of the year.UV index
The month with the lowest UV index is December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the maximum UV index of 3 transforms into these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be vigilant! The reflective nature of snow can increase 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 average December temperature?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
When it does not snow?
Does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Welcome have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Welcome, LA
- Average high temperature in December: 62.6°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (60.1°F).
- Average low temperature in December: 48°F
The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).
Average pressure in December
Welcome, LA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).
Average wind speed in December
Welcome, LA
- Average wind speed in December: 6.9mph
The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in December
Welcome, LA
- Average humidity in December: 80%
The months with the highest relative humidity are February, September and December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Welcome, LA
- Average rainfall in December: 2.05"
The wettest month (with the highest rainfall) is July (4.25").
The driest month (with the least rainfall) is November (1.18").
Average rainfall days in December
Welcome, LA
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (8.1 days).
Average snowfall in December
Welcome, LA
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.16").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Welcome, LA
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Welcome, LA
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Welcome, LA
- Average sunshine days in December: 16.3 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in December
Welcome, LA
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
Welcome, LA
- Average cloud cover in December: 48
The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 27).
Average visibility in December
Welcome, LA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, June, August, October, November and December (6mi).
The months with the lowest visibility are March, April, May, July and September (5mi).
Welcome, Louisiana, USA
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