New Orleans Weather in December

Thinking of visiting New Orleans in December? Expect pleasant temperatures reaching 19°C (66°F) during the day, dropping to 9°C (48°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in New Orleans in December

Typically around 11 days of rainfall are expected, averaging 169 mm (6.7 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in New Orleans in December

December in New Orleans brings typical temperatures with highs around 19°C (66°F) and lows of 9°C (48°F). The month of December belongs to the winter season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 9°C (48°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in New Orleans in December

The month experiences a moderate amount of sunlight, with 157 hours of sunshine. This provides a nice balance between sunshine and clouds.

Wind Speed in New Orleans in December

Wind speeds average 4 m/s (8 knots) during December. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

Average water temperature in December

At 22°C (72°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.

For New Orleans itself, October and November generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit the United States of America, check out our New Orleans's climate page.

New Orleans Temperature in December

Min Temperature 9°C (48°F)  

Max Temperature 19°C (66°F)  

Water Temperature 22°C (72°F)  

Chance of Rain 37%  

Precipitation 169 mm (6.7 in)  

Rainy days 11 days  

Humidity 76%  

Windspeed 4 m/s (8 knots)  

Sunshine 157 hours  

Percentage Sunshine 50%  

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in New Orleans typically stay consistent throughout December, with daily highs averaging around 19°C (66°F). Nights are cool, with lows typically ranging from 7°C (45°F) to 11°C (52°F).

Average temperatures in December

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Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in December

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Historical weather for New Orleans in December

Browse day-by-day weather records for New Orleans spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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New Orleans historical weather extremes in December

Based on weather observations in New Orleans between 1976 and 2025, these are the recorded extremes during December.

• The warmest day in December was on December 3, 1978, with a maximum of 29°C (84°F).

What to Wear in New Orleans in December

For New Orleans in December, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Also bring a poncho, it will rain a lot! Waterproof everything you can. With water temperatures around 22°C (72°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in New Orleans in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Camping

3/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our New Orleans's climate page.

More climate data for New Orleans

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full New Orleans climate overview or explore weather in the United States of America.