Click on a day for an hourly weather forecast
The temperatures in Oranjestad during September are extremely high, between 28°C and hot as 29°C, drinking water regularly is advisable.
You can expect about 3 to 8 days of rain in Oranjestad during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Oranjestad in September 2025.
If you’re planning to visit Oranjestad in the near future, we highly recommend that you review the 14 day weather forecast for Oranjestad before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 27° / 26° | 2 | 29 | 0 | 62 mm | Perfect | Oranjestad in January |
| February | 27° / 26° | 2 | 27 | 0 | 39 mm | Perfect | Oranjestad in February |
| March | 27° / 26° | 1 | 30 | 0 | 38 mm | Perfect | Oranjestad in March |
| April | 27° / 26° | 2 | 28 | 0 | 37 mm | Perfect | Oranjestad in April |
| May | 28° / 27° | 4 | 27 | 0 | 60 mm | Perfect | Oranjestad in May |
| June | 28° / 27° | 2 | 28 | 0 | 41 mm | Perfect | Oranjestad in June |
| July | 28° / 27° | 2 | 29 | 0 | 42 mm | Perfect | Oranjestad in July |
| August | 28° / 28° | 3 | 28 | 0 | 55 mm | Perfect | Oranjestad in August |
| September | 29° / 28° | 7 | 23 | 0 | 127 mm | Ok | Oranjestad in September |
| October | 29° / 28° | 10 | 21 | 0 | 205 mm | Ok | Oranjestad in October |
| November | 29° / 28° | 10 | 20 | 0 | 219 mm | Ok | Oranjestad in November |
| December | 28° / 27° | 5 | 26 | 0 | 120 mm | Perfect | Oranjestad in December |