Click on a day for an hourly weather forecast
The temperatures in Alvor in September are comfortable with low of 19°C and and high up to 25°C.
You can expect a few rainy days in Alvor during September, but usually the weather is comfortable in September.
Our weather forecast can give you a great sense of what weather to expect in Alvor in September 2025.
If you’re planning to visit Alvor in the near future, we highly recommend that you review the 14 day weather forecast for Alvor before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 15° / 11° | 2 | 29 | 0 | 24 mm | Good | Alvor in January |
| February | 16° / 11° | 2 | 26 | 0 | 26 mm | Good | Alvor in February |
| March | 17° / 12° | 3 | 29 | 0 | 32 mm | Good | Alvor in March |
| April | 18° / 14° | 2 | 28 | 0 | 25 mm | Good | Alvor in April |
| May | 21° / 16° | 1 | 30 | 0 | 15 mm | Good | Alvor in May |
| June | 23° / 18° | 0 | 30 | 0 | 3 mm | Perfect | Alvor in June |
| July | 25° / 19° | 0 | 31 | 0 | 1 mm | Perfect | Alvor in July |
| August | 26° / 19° | 0 | 31 | 0 | 2 mm | Perfect | Alvor in August |
| September | 25° / 19° | 1 | 29 | 0 | 8 mm | Perfect | Alvor in September |
| October | 22° / 18° | 2 | 29 | 0 | 30 mm | Good | Alvor in October |
| November | 19° / 15° | 2 | 28 | 0 | 38 mm | Good | Alvor in November |
| December | 17° / 13° | 2 | 29 | 0 | 40 mm | Good | Alvor in December |