The highest day temperature in July 2025 was 103°F. The lowest night temperature was 79°F. The average values for day and night temperatures during July were 96.8°F и 82.9°F respectivly.

The average sea surface temperature in July 2025 for New Orleans was 91.6°F. The maximum and minimum values were 90.4°F and 93.6°F respectively.

Most of the days in July are cloudy but you can also expect sunny or gloomy days.

Precipitation total in July for New Orleans is 4.9 in. It makes july the most rainy month of the year.

The average wind speed in July is 6.2 mph. It makes July the most windless month of the year for New Orleans.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for New Orleans in July is 8.3 hours.