The weather is pleasant, with mild temperatures and low humidity. Plus,Mardi Gras is in February.
October - November (Fall):
The weather is still warm and humid, but not as oppressive as in the summer. Plus, the city comes alive with Halloween and Day of the Dead celebrations.
December - January (Winter):
The weather is mild and comfortable, with average temperatures in the 60s and 70s. Plus, the city is decorated for the holidays and there are many festive events and activities to enjoy.
Note: New Orleans is a year-round destination, so there is no bad time to visit. However, the summer months (June - August) can be very hot and humid, so it's best to avoid this time if you're not a fan of extreme weather.