Temperature
Hot by day, warm at night.
85°Ftypical September high
Typical range
September climate
September in New Orleans
United States · North America
Hot days and plenty of sun. Heavier storm-season rain and humid air are the main drawbacks.
Some tradeoffs
Late
Daytime high
85°F
Lows around 75°F
Rain
Several rainy days
Sun
10.5 h/day
Air feel
Very humid
When to visit
Month-by-month fit
Best
Precipitation
Several rainy days. About 12 wet days, more than in most months.
40%wet-day frequency
AmountWet-day chance
Sunshine
Plenty of sun this month.
10.3 hSeptember sunshine
Heat & humidity by month
Very humid air is a major factor this month.
64%September Heat feel
Easy airWarm airHot airHumid airVery humid air
Hourly temperature pattern
In September, afternoons feel about 88° and nights feel near 81°.
Very coldColdCoolComfortableWarmHotNight hours
Clear sky
Partly cloudy skies this month.
54%September Clear sky
Clear skyCloud
Wind pattern
Calm winds are typical in September.
7 mphSeptember Light breeze
More detailIncludes daypart comfort
Typical September day
September late afternoons are around 84°F, easing to about 81°F in early evening.
Avg temp Typical range
Morning79°F
Feels 84°F
Rain24%
Cloud43%
Humid airVery high
Sun intensityModerate
Midday84°F
Feels 87°F
Rain30%
Cloud49%
Humid airVery high
Sun intensityStrong
Late afternoon84°F
Feels 88°F
Rain31%
Cloud52%
Humid airVery high
Sun intensityModerate
Early evening81°F
Feels 86°F
Rain17%
Cloud50%
Humid airVery high
Sun intensityMinimal
Best windowData tableView month-by-month numbers
View month-by-month numbers
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 62 | 49 | 4.1 | 10 | 7.3 | 75 |
| Feb | 65 | 52 | 4.4 | 10 | 8.0 | 76 |
| Mar | 71 | 58 | 4.5 | 10 | 9.2 | 75 |
| Apr | 76 | 64 | 3.8 | 9 | 10.3 | 74 |
| May | 83 | 71 | 3.7 | 9 | 11.7 | 75 |
| Jun | 87 | 76 | 5.0 | 15 | 12.0 | 77 |
| Jul | 88 | 78 | 5.5 | 19 | 11.4 | 79 |
| Aug | 88 | 78 | 6.3 | 17 | 10.7 | 79 |
| Sep | 85 | 75 | 4.9 | 12 | 10.3 | 77 |
| Oct | 78 | 66 | 3.4 | 8 | 9.5 | 74 |
| Nov | 70 | 57 | 3.3 | 8 | 8.5 | 75 |
| Dec | 64 | 51 | 3.9 | 10 | 7.4 | 77 |
Similar climates
Similar
Similar travel styleMemphisUnited StatesSimilar travel styleHoustonUnited StatesSimilar travel styleDallasUnited StatesSimilar travel styleMexico CityMexico
Want a side-by-side climate view? Compare New Orleans with Memphis.
Climate data notePlanning guidance, not a forecast
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 1, 2026
Data & methodology