May in Metairie averages a daily high of 30.6°C with nights around 20.8°C. Expect roughly 7.1 wet days totalling 134.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Metairie is February–April.
Based on NEW ORLEANS AUDUBON, LA US (7.8km), 1995–2024. 27 years of May data.