Historical weather data, all-time temperature records, and monthly climate averages for Metairie, LA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4th in Metairie typically feels like a proper spring day, with average highs of 77° and lows around 58°. Historically, the date has swung hard in both directions — hitting 89° back in 1940 and somehow bottoming out at a freezing 32° in 1915. There's about a 1-in-4 chance of rain today, but snow is off the table entirely.
Metairie plays in the extremes. The all-time high hit a brutal 104° in June 2009, while the coldest day on record — 6° in February 1899 — feels almost impossible for a city this far south. The wettest single day dumped an staggering 13.08 inches in October 1937, a number that puts even modern flood events in perspective.
Summers here are long, hot, and humid — highs stay in the low 90s from late June through August, peaking during the week of June 25. If you're heat-averse, January is your window, with average highs around 63° and the coolest nights of the year. Rain is a year-round reality, but mid-July is when it gets serious, averaging over 2 inches in a single week.