New Orleans
Louisiana, USA
Long-term weather forecast
Long-term weather forecast

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 an enjoyable month, with temperature in the range of an average high of 63.5°F (17.5°C) and an average low of 52.5°F (11.4°C).

Temperature

In December, the average high-temperature marginally drops, from an agreeable 68.9°F (20.5°C) in November, to an enjoyable 63.5°F (17.5°C). In December, in New Orleans, the average low-temperature is 52.5°F (11.4°C).

Humidity

February and December, with an average relative humidity of 77%, are most humid months in New Orleans.

Rainfall

In New Orleans, during 7.8 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. In New Orleans, Louisiana, during the entire year, the rain falls for 112.1 days and collects up to 9.37" (238mm) of precipitation.

Snowfall

In New Orleans, Louisiana, snow does not fall in February through December.

Daylight

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

Sunshine

The month with the least sunshine in New Orleans is December, with an average of 5.1h of sunshine.

UV index

December is the month with the lowest UV index in New Orleans, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in December in New Orleans?

The average high-temperature, in December, in New Orleans, Louisiana, is 63.5°F (17.5°C), while the average low-temperature is 52.5°F (11.4°C).

What is the most humid month in New Orleans?

Months with the highest humidity are February and December, with an average relative humidity of 77%.

What is the average humidity in December in New Orleans?

In December, the average relative humidity in New Orleans, Louisiana, is 77%.

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

In New Orleans, during December, the rain falls for 7.8 days and regularly aggregates up to 0.79" (20mm) of precipitation.

Does it snow in New Orleans in December?

In New Orleans, Louisiana, in December, it doesn't snow. In January, it regularly snows.

When it does not snow in New Orleans?

In New Orleans snow does not fall in February through December.

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

December has the shortest days of the year in New Orleans, Louisiana, with an average of 10.2h of daylight.

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

The average length of the day in December in New Orleans, Louisiana, is 10.2h.

What is the month with the least sunshine in New Orleans?

The month with the least sunshine in New Orleans, Louisiana, is December, with an average of 5.1h of sunshine.

How long on average sun shines in December in New Orleans?

In New Orleans, the average sunshine in December is 5.1h.

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

With an average maximum UV index of 3, December is the month with the lowest UV index.

What is the UV index reading in December in New Orleans?

In New Orleans, Louisiana, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.
Average temperature in December - New Orleans, LA
  • Average high temperature in December: 63.5°F

Warmest months (with the highest average high temperature) are July and August (89.4°F).
The month with the lowest average high temperature is January (60.4°F).

  • Average low temperature in December: 52.5°F

The month with the highest average low temperature is August (79.5°F).
The coldest month (with the lowest average low temperature) is January (48.6°F).

Average humidity in December - New Orleans, LA
  • Average humidity in December: 77%

Months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December - New Orleans, LA
  • Average rainfall in December: 0.79"

The wettest month (with the highest rainfall) is July (1.57").
Driest months (with the lowest rainfall) are March and April (0.43").

Average rainfall days in December - New Orleans, LA
  • Average rainfall days in December: 7.8 days

The month with the highest number of rainy days is August (17.2 days).
The month with the lowest number of rainy days is November (4.7 days).

Average snowfall days in December - New Orleans, LA
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is January (0.1 days).
Months with the lowest number of 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 - 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: 11h).
The month with least sunshine is December (Average sunshine: 5.1h).

Average UV index in December - New Orleans, LA
  • Average UV index in December: 3

Months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 3).