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
December is characterized by a slight reduction in average high-temperature, easing from 63.9°F (17.7°C) in November to a still refreshing 56.1°F (13.4°C). The temperature dips to an average of 42.1°F (5.6°C) during December nights.Humidity
The average relative humidity in December is 80%.Rainfall
In Upco, Louisiana, in December, it is raining for 12.5 days, with typically 3.31" (84mm) of accumulated precipitation. Throughout the year, there are 153.5 rainfall days, and 36.14" (918mm) of precipitation is accumulated.Snowfall
In Upco, snow does not fall in April through December.Daylight
With an average of 10h and 0min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 6:53 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:12 pm CST.
Sunshine
In Upco, the average sunshine in December is 5.1h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In December, an average UV index of 3 transforms into the following instructions:
Make use of precautions - It is urged to ward off sun damage. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the average humidity in December?
How much does it rain in December?
When it does not snow in Upco?
Does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
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
Upco, LA
- Average high temperature in December: 56.1°F
The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (53.4°F).
- Average low temperature in December: 42.1°F
The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).
Average pressure in December
Upco, LA
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Upco, LA
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest months (with the lowest average wind speed) are August and September (5.3mph).
Average humidity in December
Upco, LA
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (69%).
Average rainfall in December
Upco, LA
- Average rainfall in December: 3.31"
The wettest month (with the highest rainfall) is April (4.45").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in December
Upco, LA
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in December
Upco, LA
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.2").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Upco, LA
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is February (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Upco, LA
- Average daylight in December: 10h and 0min
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 0min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Upco, LA
- Average sunshine days in December: 16.3 days
The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is February (13.1 days).
Average UV index in December
Upco, 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
Upco, LA
- Average cloud cover in December: 45
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in December
Upco, LA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Upco, Louisiana, USA
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