December weather forecast and climate
New Orleans, LA

Commuter buses on the street in New Orleans, Louisiana, with a view of the city buildings and palm trees along the roadsides
Commuter buses on the street in New Orleans, Louisiana, with a view of the city buildings and palm trees along the roadsides
December, the first month of the winter, in New Orleans, is also a comfortable month, with temperature in the range of an average high of 64.4°F (18°C) and an average low of 46.9°F (8.3°C).

Temperature

The average high-temperature, is 64.4°F (18°C), while the average low-temperature is 46.9°F (8.3°C).

Humidity

In December, the average relative humidity in New Orleans is 76.9%.

Rainfall

In New Orleans, during 9.2 rainfall days, 5.2" (133.1mm) of precipitation is typically accumulated. Throughout the year, there are 114.8 rainfall days, and 62.4" (1586.1mm) of precipitation is accumulated.

Daylight

With an average of 10.2h of daylight, December has the shortest days of the year.

Sunshine

In December, the average sunshine is 5.1h.

UV index

Months with the lowest UV index are January and December, with an average UV index of 4.

What is the temperature in December in New Orleans?

In New Orleans, Louisiana, in December, the average high-temperature is 64.4°F (18°C), and the average low-temperature is 46.9°F (8.3°C).

What is the average humidity in December in New Orleans?

In December, the average relative humidity is 76.9%.

How many days does it rain in December in New Orleans?

In New Orleans, during December, the rain falls for 9.2 days and regularly aggregates up to 5.2" (133.1mm) of precipitation.

What is the month with the shortest days in New Orleans?

The month with the shortest days is December, with an average of 10.2h of daylight.

What is the average length of the day in December in New Orleans?

In December, the average length of the day is 10.2h.

How many hours of sunshine does New Orleans have in December?

The average sunshine in December in New Orleans is 5.1h.

What is the month with the lowest UV index in New Orleans?

January and December, with an average UV index of 4, are months with the lowest UV index in New Orleans, Louisiana.

How high is the UV index in December in New Orleans?

In December, the average UV index is 4.
Average temperature in December - New Orleans, LA
  • Average high temperature in December: 64.4°F

Warmest months (with the highest average high temperature) are July and August (91.2°F).
The month with the lowest average high temperature is January (62.1°F).

  • Average low temperature in December: 46.9°F

Months with the highest average low temperature are July and August (75.3°F).
The coldest month (with the lowest average low temperature) is January (44.7°F).

Average humidity in December - New Orleans, LA
  • Average humidity in December: 76.9%

The month with the highest relative humidity is August (79.4%).
The month with the lowest relative humidity is March (72.9%).

Average rainfall in December - New Orleans, LA
  • Average rainfall in December: 5.2"

The wettest month (with the highest rainfall) is June (8.1").
The driest month (with the lowest rainfall) is October (3.5").

Average rainfall days in December - New Orleans, LA
  • Average rainfall days in December: 9.2 days

The month with the highest number of rainy days is July (13.6 days).
The month with the lowest number of rainy days is April (6.9 days).

Average daylight in December / Average sunshine in December - New Orleans, LA
  • Average daylight in December: 10.2h

The month with the longest days is June (Average daylight: 14.1h).
The month with shortest days is December (Average daylight: 10.2h).

  • Average sunshine in December: 5.1h

The month with most sunshine is June (Average sunshine: 9.1h).
The month with least sunshine is January (Average sunshine: 4.9h).

Average UV index in December - New Orleans, LA
  • Average UV index in December: 4

Months with the highest UV index are June and July (UV index 11).
Months with the lowest UV index are January and December (UV index 4).

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