December weather forecastCatherine, LA
December
Weather in December
December, the first month of the winter in Catherine, is still a refreshing month, with an average temperature fluctuating between 62.4°F (16.9°C) and 47.8°F (8.8°C).Temperature
December reveals a small adjustment in temperature, transitioning from an average high of an agreeable 68.9°F (20.5°C) in November to an enjoyable 62.4°F (16.9°C). Throughout December, the average low-temperature dips to a frosty 47.8°F (8.8°C).Humidity
In December, the average relative humidity is 80%.Rainfall
In Catherine, Louisiana, in December, it is raining for 11.5 days, with typically 1.34" (34mm) of accumulated precipitation. In Catherine, during the entire year, the rain falls for 154.1 days and collects up to 17.91" (455mm) of precipitation.Snowfall
February through December are months without snowfall.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 6:43 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 5:15 pm CST.
Sunshine
With an average of 5.1h of sunshine, December has the least sunshine of the year in Catherine.UV index
December is the month with the lowest UV index, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index, 3 during December, leads to the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Catherine, LA
- Average high temperature in December: 62.4°F
The warmest month (with the highest average high temperature) is August (90.9°F).
The month with the lowest average high temperature is January (59.4°F).
- Average low temperature in December: 47.8°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 (44.1°F).
Average pressure in December
Catherine, 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
Catherine, LA
- Average wind speed in December: 6.7mph
The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).
Average humidity in December
Catherine, 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 (74%).
Average rainfall in December
Catherine, LA
- Average rainfall in December: 1.34"
The wettest month (with the highest rainfall) is July (2.95").
The driest month (with the least rainfall) is November (0.79").
Average rainfall days in December
Catherine, LA
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is August (20.8 days).
The month with the least rainy days is November (7.2 days).
Average snowfall in December
Catherine, LA
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.12").
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
Catherine, LA
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Catherine, LA
- Average daylight in December: 10h and 12min
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 6min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in December
Catherine, LA
- Average sunshine days in December: 17 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (7.5 days).
Average UV index in December
Catherine, 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
Catherine, LA
- Average cloud cover in December: 47
The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 26).
Average visibility in December
Catherine, LA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, June, July, August, October, November and December (6mi).
The months with the lowest visibility are March, April, May and September (5mi).





