December weather forecastFosters Canal, LA
December
Weather in December
The first month of the winter, December, is still a comfortable month in Fosters Canal, Louisiana, with an average temperature fluctuating between 64.2°F (17.9°C) and 56.1°F (13.4°C).Temperature
The transition from November to December sees an average high-temperature of a refreshing 64.2°F (17.9°C), indicating a minor variance from the prior month. A mild drop to an average of 56.1°F (13.4°C) marks the nights during December.Humidity
December is the most humid month, with an average relative humidity of 78%.Rainfall
In Fosters Canal, in December, it is raining for 9.8 days, with typically 1.5" (38mm) of accumulated precipitation. In Fosters Canal, Louisiana, during the entire year, the rain falls for 137.2 days and collects up to 19.92" (506mm) of precipitation.Snowfall
February through December are months without snowfall in Fosters Canal, Louisiana.Daylight
With an average of 10h and 18min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:36 am and sunset at 4:59 pm. On the last day of December, sunrise is at 6:53 am and sunset at 5:11 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 5.3h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: A typical high UV index of 4 in December suggests the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Fosters Canal, LA
- Average high temperature in December: 64.2°F
The warmest month (with the highest average high temperature) is August (87.6°F).
The month with the lowest average high temperature is January (61.2°F).
- Average low temperature in December: 56.1°F
The month with the highest average low temperature is August (80.4°F).
The coldest month (with the lowest average low temperature) is January (51.6°F).
Average pressure in December
Fosters Canal, LA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.97"Hg).
Average wind speed in December
Fosters Canal, LA
- Average wind speed in December: 11.2mph
The windiest month (with the highest average wind speed) is January (11.3mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in December
Fosters Canal, LA
- Average humidity in December: 78%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Fosters Canal, LA
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is August (4.72").
The driest month (with the least rainfall) is April (0.79").
Average rainfall days in December
Fosters Canal, LA
- Average rainfall days in December: 9.8 days
The month with the highest number of rainy days is August (20.3 days).
The month with the least rainy days is November (7 days).
Average snowfall days in December
Fosters Canal, LA
- Average snowfall days in December: 0 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, November and December (0 days).
Average daylight in December /
Average sunshine in December
Fosters Canal, LA
- Average daylight in December: 10h and 18min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in December: 5h and 18min
The month with the most sunshine is June (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in December
Fosters Canal, LA
- Average sunshine days in December: 18.2 days
The months with the most sunshine days are April and November (20.9 days).
The month with the least sunshine days is August (7.3 days).
Average UV index in December
Fosters Canal, LA
- Average UV index in December: 4
The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in December
Fosters Canal, LA
- Average cloud cover in December: 43
The month with the most cloud cover is December (Cloud cover 43).
The month with the least cloud cover is May (Cloud cover 23).
Average visibility in December
Fosters Canal, 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).





