Metairie experiences mild winters, with temperatures rarely dropping below freezing and averaging around 12-18 degrees Celsius. Spring brings a gradual warming trend, with temperatures rising steadily from March to May, reaching an average of 23 degrees Celsius by May. Summer is hot and humid, with temperatures often soaring above 30 degrees Celsius, but rarely exceeding 35 degrees Celsius. Autumn is mild and pleasant, with temperatures cooling down gradually from September to November, averaging around 14-22 degrees Celsius. Winters are generally cool and stable, with temperatures ranging from near-freezing to the mid-20s, but December can be a bit warmer than January.