The proper time to apply weed and feed to your grass is after you are able to mow the grass at least four times. In general, the first mowing of new grass takes place two to three weeks after planting and proceeds every week to two weeks after that.
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).
Guide to New Orleans weather in March. The average maximum daytime temperature in New Orleans in March is a warm 22Â°C (72Â°F). The average night-time temperature is usually a cool 12Â°C (54Â°F). There are usually 7 hours of bright sunshine each day, which represents 60% of the 12 hours of daylight.