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Metairie Weather by Month
Average temperatures, rainfall and humidity for Metairie, United States, month by month, built from OpenWeather’s historical records. Use it to see what a typical Metairie month looks like before you travel — then check the live Metairie forecast for the days ahead.
Warmest month
August
33°C average high
Coolest month
January
8°C average low
Wettest month
August
112 mm of rain
Driest month
November
66 mm of rain
Average temperature and rainfall in Metairie by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 17°C | 8°C | -8°C / 27°C | 90 mm | 73% | 15 km/h |
| February | 20°C | 11°C | -4°C / 29°C | 74 mm | 74% | 16 km/h |
| March | 23°C | 14°C | 1°C / 30°C | 84 mm | 71% | 16 km/h |
| April | 26°C | 17°C | 6°C / 31°C | 87 mm | 71% | 16 km/h |
| May | 29°C | 21°C | 9°C / 34°C | 88 mm | 72% | 14 km/h |
| June | 32°C | 24°C | 18°C / 37°C | 87 mm | 73% | 13 km/h |
| July | 33°C | 25°C | 19°C / 36°C | 78 mm | 74% | 11 km/h |
| August | 33°C | 25°C | 19°C / 40°C | 112 mm | 74% | 11 km/h |
| September | 31°C | 23°C | 14°C / 37°C | 99 mm | 73% | 12 km/h |
| October | 27°C | 19°C | 4°C / 34°C | 84 mm | 71% | 14 km/h |
| November | 22°C | 13°C | -2°C / 30°C | 66 mm | 73% | 14 km/h |
| December | 19°C | 11°C | -4°C / 28°C | 86 mm | 77% | 14 km/h |
Best time to visit Metairie
The most comfortable time to visit Metairie is generally March to April and November, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around August, totalling about 1,036 mm a year.
Travellers who prefer heat should aim for August, when highs average 33°C. August is the month to avoid if rain would spoil your plans — it averages 112 mm, roughly 2× the rainfall of the driest month (November).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Metairie forecast for what is happening now.