December weather forecast
Ponchatoula, LA

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Weather in December

The first month of the winter, December, is still a comfortable month in Ponchatoula, Louisiana, with an average temperature ranging between min 46.9°F (8.3°C) and max 62.1°F (16.7°C).

Temperature

The commencement of December indicates a gentle shift in the average high-temperature, receding from November's agreeable 68.4°F (20.2°C) to a comfortable 62.1°F (16.7°C). An average low-temperature of 46.9°F (8.3°C) is expected in Ponchatoula during December.

Humidity

The months with the highest humidity are February and December, with an average relative humidity of 81%.

Rainfall

In Ponchatoula, during December, the rain falls for 13.1 days and regularly aggregates up to 2.64" (67mm) of precipitation. Throughout the year, there are 163.3 rainfall days, and 27.64" (702mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January and December. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. In Ponchatoula, during the entire year, snow falls for 0.4 days and aggregates up to 0.24" (6mm) of snow.

Daylight

December has the shortest days of the year in Ponchatoula, with an average of 10h and 12min of daylight.
On the first day of the month, sunrise is at 6:41 am and sunset at 5:00 pm. On the last day of December, sunrise is at 6:58 am and sunset at 5:11 pm CST.

Sunshine

February and December, with an average of 4.8h of sunshine, are months with the least sunshine.

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 health hazard from exposure to the Sun's UV radiation for the average person.
Note: A typical high UV index of 3 in December suggests the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.

Frequently asked questions

What is the average December temperature?

Ponchatoula in December has an average high-temperature of 62.1°F (16.7°C) and an average low-temperature of 46.9°F (8.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in September is evaluated at 104°F (40°C).

What are the most humid months?

February and December, with an average relative humidity of 81%, are most humid months.

What is the average humidity in December?

The average relative humidity in December is 81%.

How much does it rain in December?

In Ponchatoula, Louisiana, in December, it is raining for 13.1 days, with typically 2.64" (67mm) of accumulated precipitation.

When does it start to snow?

December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year in Ponchatoula, with an average of 10h and 12min of daylight.

How many hours of daylight does Ponchatoula have in December?

In December, the average day length is 10h and 13min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:41 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 5:11 pm CST.

What are the months with the least sunshine?

February and December, with an average of 4.8h of sunshine, are months with the least sunshine.

How many hours of sunshine does Ponchatoula have in December?

The average sunshine duration in December in Ponchatoula is 4.8h.

When is the lowest UV index in Ponchatoula?

The months with the lowest UV index are January and December, with an average maximum UV index of 3.

How high is the UV index in December?

The average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Ponchatoula, LA

Average temperature in December - Ponchatoula, LA
  • Average high temperature in December: 62.1°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (58.6°F).

  • Average low temperature in December: 46.9°F

The month with the highest average low temperature is August (74.5°F).
The coldest month (with the lowest average low temperature) is January (42.8°F).

Average pressure in December
Ponchatoula, LA

Average pressure in December - Ponchatoula, LA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

Average wind speed in December
Ponchatoula, LA

Average wind speed in December - Ponchatoula, LA
  • Average wind speed in December: 6.6mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

Average humidity in December
Ponchatoula, LA

Average humidity in December - Ponchatoula, LA
  • Average humidity in December: 81%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (73%).

Average rainfall in December
Ponchatoula, LA

Average rainfall in December - Ponchatoula, LA
  • Average rainfall in December: 2.64"

The wettest month (with the highest rainfall) is July (3.9").
The driest month (with the least rainfall) is November (1.14").

Average rainfall days in December
Ponchatoula, LA

Average rainfall days in December - Ponchatoula, LA
  • Average rainfall days in December: 13.1 days

The month with the highest number of rainy days is August (20.7 days).
The month with the least rainy days is November (7.6 days).

Average snowfall in December
Ponchatoula, LA

Average snowfall in December - Ponchatoula, LA
  • Average snowfall in December: 0.04"

The month with the highest snowfall is January (0.2").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Ponchatoula, LA

Average snowfall days in December - Ponchatoula, LA
  • Average snowfall days in December: 0.2 days

The months with the highest number of snowfall days are January and December (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
Ponchatoula, LA

Average daylight in December / Average sunshine in December - Ponchatoula, 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: 4h and 5min

The months with the most sunshine are June and August (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

Average sunshine days in December
Ponchatoula, LA

Average sunshine days in December - Ponchatoula, LA
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (7.9 days).

Average UV index in December
Ponchatoula, LA

Average UV index in December - Ponchatoula, LA
  • Average UV index in December: 3

The months with the highest UV index are May, 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
Ponchatoula, LA

Average cloud cover in December - Ponchatoula, LA
  • Average cloud cover in December: 50

The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 28).

Average visibility in December
Ponchatoula, LA

Average visibility in December - Ponchatoula, LA
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, April, June, August, October, November and December (6mi).
The months with the lowest visibility are March, May, July and September (5mi).

Ponchatoula, Louisiana, USA

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