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
Mamou, Louisiana, observes a small decrease in the average high-temperature with the arrival of December, falling from November's comfortable 67.6°F (19.8°C) to a moderate 60.1°F (15.6°C). The temperature in Mamou lowers to an average of 45.9°F (7.7°C) during December nights.Humidity
The average relative humidity in December is 81%.Rainfall
In Mamou, during December, the rain falls for 10.5 days and regularly aggregates up to 1.42" (36mm) of precipitation. Throughout the year, there are 157.2 rainfall days, and 21.02" (534mm) of precipitation is accumulated.Snowfall
Months with snowfall in Mamou are January and December. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Mamou, Louisiana, during the entire year, snow falls for 0.5 days and aggregates up to 0.12" (3mm) of snow.Daylight
The month with the shortest days in Mamou is December, with an average of 10h and 12min of daylight.On the first day of the month, sunrise is at 6:49 am and sunset at 5:08 pm. On the last day of December, sunrise is at 7:06 am and sunset at 5:19 pm CST.
Sunshine
December has the least sunshine of the year, with an average of 5h 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 moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the average maximum UV index of 3 translates into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
What is the average December temperature in Mamou?
What is the average humidity in December in Mamou?
How many days does it rain in December in Mamou?
When does it start snowing in Mamou?
What is the month with the shortest days in Mamou?
What is the average length of the day in December in Mamou?
When is the sunrise / sunset in December in Mamou?
What is the month with the least sunshine in Mamou?
How long on average sun shines in December in Mamou?
When is the lowest UV index in Mamou?
What is the UV index intensity in December in Mamou?
Average temperature in December
Mamou, LA
- Average high temperature in December: 60.1°F
The warmest month (with the highest average high temperature) is August (90.7°F).
The month with the lowest average high temperature is January (57.9°F).
- Average low temperature in December: 45.9°F
The month with the highest average low temperature is August (73.8°F).
The coldest month (with the lowest average low temperature) is January (42.3°F).
Average pressure in December
Mamou, 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 (29.95"Hg).
Average wind speed in December
Mamou, LA
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest month (with the lowest average wind speed) is July (5.3mph).
Average humidity in December
Mamou, 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 (72%).
Average rainfall in December
Mamou, LA
- Average rainfall in December: 1.42"
The wettest month (with the highest rainfall) is August (3.39").
The driest month (with the least rainfall) is November (1.06").
Average rainfall days in December
Mamou, LA
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is August (20.1 days).
The month with the least rainy days is November (7.8 days).
Average snowfall in December
Mamou, LA
- Average snowfall in December: 0.04"
The month with the highest snowfall is January (0.08").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Mamou, LA
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Mamou, 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 18min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Mamou, LA
- Average sunshine days in December: 17.8 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is August (8.5 days).
Average UV index in December
Mamou, LA
- Average UV index in December: 3
The months with the highest UV index are May, June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Mamou, LA
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in December
Mamou, 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).
Mamou, Louisiana, USA
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