new orleans average temperature
New Orleans: Annual Weather Averages. July is the hottest month in New Orleans with an average temperature of 28Â°C (82Â°F) and the coldest is January at 13Â°C (55Â°F) with the most daily sunshine hours at 12 in June. The wettest month is July with an average of 168mm of rain.The best month to swim in the sea is in July when the average sea temperature is 30Â°C (86Â°F).he wettest month is July with an average of 168mm of rain. The best month to swim in the sea is in July when the average sea temperature is 30Â°C (86Â°F).