Click on a day for an hourly weather forecast
The temperatures in Baie Mahault during September are extremely high, between 28°C and hot as 29°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of September in Baie Mahault. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Baie Mahault in September 2025.
If you’re planning to visit Baie Mahault in the near future, we highly recommend that you review the 14 day weather forecast for Baie Mahault before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 27° / 25° | 2 | 29 | 0 | 75 mm | Perfect | Baie Mahault in January |
| February | 26° / 25° | 3 | 26 | 0 | 69 mm | Perfect | Baie Mahault in February |
| March | 27° / 25° | 2 | 29 | 0 | 69 mm | Perfect | Baie Mahault in March |
| April | 27° / 25° | 4 | 26 | 0 | 99 mm | Perfect | Baie Mahault in April |
| May | 28° / 26° | 6 | 25 | 0 | 165 mm | Perfect | Baie Mahault in May |
| June | 28° / 27° | 5 | 25 | 0 | 141 mm | Perfect | Baie Mahault in June |
| July | 28° / 27° | 8 | 23 | 0 | 209 mm | Good | Baie Mahault in July |
| August | 29° / 27° | 8 | 23 | 0 | 247 mm | Ok | Baie Mahault in August |
| September | 29° / 28° | 9 | 21 | 0 | 236 mm | Ok | Baie Mahault in September |
| October | 29° / 27° | 10 | 21 | 0 | 217 mm | Ok | Baie Mahault in October |
| November | 28° / 27° | 6 | 24 | 0 | 181 mm | Perfect | Baie Mahault in November |
| December | 27° / 26° | 5 | 26 | 0 | 122 mm | Perfect | Baie Mahault in December |