December weather forecast and climate
New Orleans, LA US

• 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: 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: 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: 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: 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: 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).