Click on a day for an hourly weather forecast
The weather in Port Of Spain in September is very hot. The average temperatures are between 26°C and 30°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of September in Port Of Spain. 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 Port Of Spain in September 2025.
If you’re planning to visit Port Of Spain in the near future, we highly recommend that you review the 14 day weather forecast for Port Of Spain before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 27° / 24° | 2 | 29 | 0 | 57 mm | Perfect | Port Of Spain in January |
| February | 27° / 24° | 1 | 27 | 0 | 35 mm | Perfect | Port Of Spain in February |
| March | 28° / 24° | 2 | 29 | 0 | 38 mm | Perfect | Port Of Spain in March |
| April | 29° / 25° | 2 | 28 | 0 | 44 mm | Good | Port Of Spain in April |
| May | 29° / 25° | 3 | 28 | 0 | 58 mm | Good | Port Of Spain in May |
| June | 29° / 26° | 6 | 24 | 0 | 108 mm | Good | Port Of Spain in June |
| July | 29° / 25° | 11 | 20 | 0 | 172 mm | Ok | Port Of Spain in July |
| August | 29° / 26° | 13 | 18 | 0 | 239 mm | Ok | Port Of Spain in August |
| September | 30° / 26° | 11 | 19 | 0 | 186 mm | Ok | Port Of Spain in September |
| October | 29° / 26° | 11 | 20 | 0 | 196 mm | Ok | Port Of Spain in October |
| November | 29° / 26° | 9 | 21 | 0 | 162 mm | Ok | Port Of Spain in November |
| December | 28° / 25° | 6 | 25 | 0 | 103 mm | Perfect | Port Of Spain in December |