Climate averages 1991–2020
New Orleans weather
in April.
A warm, wet month: the 7th warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a warm month in New Orleans: daytime highs average 23.9°C and nights cool to about 17.1°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 99 mm of rain on roughly 8 days, which makes April a wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 53 min on an average April day.
The nearest other city in this atlas is Metairie (8 km away). In April its highs average 24.2°C, about as warm as New Orleans, with 100 mm of rain.
Among the 498 cities listed in the United States, New Orleans ranks joint 98th of 498 for the warmest April highs and joint 353rd of 498 for the driest April (rainfall, lowest first). The mean April high of those 498 cities is 19.4°C; New Orleans is 4.6°C warmer than that mean.
From April to May, average highs rise by 3.7°C to 27.7°C, and monthly rainfall falls from 99 mm to 91 mm.
The annual picture
April in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
New Orleans climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 15.9°C9.1°C | 9.1°C | 113 | 9.7 | 10.510 h |
| February | 17.8°C10.7°C | 10.7°C | 108 | 8.9 | 11.111 h |
| March | 20.6°C13.6°C | 13.6°C | 114 | 9.4 | 12.012 h |
| April, selected | 23.9°C17.1°C | 17.1°C | 99 | 8.4 | 12.913 h |
| May | 27.7°C21.1°C | 21.1°C | 91 | 9.2 | 13.614 h |
| June | 30.1°C24.3°C | 24.3°C | 131 | 15.0 | 14.014 h |
| July | 30.8°C25.4°C | 25.4°C | 143 | 17.9 | 13.914 h |
| August | 30.7°C25.4°C | 25.4°C | 159 | 17.3 | 13.213 h |
| September | 28.9°C23.5°C | 23.5°C | 123 | 12.8 | 12.412 h |
| October | 25.2°C18.9°C | 18.9°C | 88 | 8.0 | 11.511 h |
| November | 20.4°C13.6°C | 13.6°C | 83 | 7.3 | 10.711 h |
| December | 17.1°C10.5°C | 10.5°C | 96 | 9.2 | 10.310 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Metairie in AprilUnited States · 8 kmHigh 24.2°C · Low 17.2°C · 100 mm rain
- Gulfport in AprilUnited States · 105 kmHigh 23.2°C · Low 16.6°C · 106 mm rain
- Baton Rouge in AprilUnited States · 120 kmHigh 25.0°C · Low 15.2°C · 115 mm rain
- Lafayette (Louisiana), United States in AprilUnited States · 189 kmHigh 24.9°C · Low 15.6°C · 109 mm rain
- Mobile in AprilUnited States · 212 kmHigh 23.8°C · Low 15.4°C · 107 mm rain
- Jackson in AprilUnited States · 261 kmHigh 23.7°C · Low 12.7°C · 114 mm rain
- Lake Charles in AprilUnited States · 302 kmHigh 24.8°C · Low 15.7°C · 118 mm rain
- Beaumont in AprilUnited States · 388 kmHigh 24.7°C · Low 15.9°C · 112 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for New Orleans) is explained once on the New Orleans year overview and on the Sources, method and limits page.