Click on a day for an hourly weather forecast
The weather in Lagos in September is hot. The average temperatures are between 20°C and 25°C.
You can expect a few rainy days in Lagos 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 Lagos in September 2025.
If you’re planning to visit Lagos in the near future, we highly recommend that you review the 14 day weather forecast for Lagos before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 15° / 11° | 2 | 29 | 0 | 24 mm | Good | Lagos in January |
| February | 16° / 11° | 2 | 26 | 0 | 26 mm | Good | Lagos in February |
| March | 17° / 12° | 2 | 29 | 0 | 32 mm | Good | Lagos in March |
| April | 18° / 14° | 2 | 28 | 0 | 25 mm | Good | Lagos in April |
| May | 21° / 16° | 1 | 30 | 0 | 15 mm | Good | Lagos in May |
| June | 23° / 18° | 0 | 30 | 0 | 3 mm | Perfect | Lagos in June |
| July | 25° / 19° | 0 | 31 | 0 | 1 mm | Perfect | Lagos in July |
| August | 26° / 20° | 0 | 31 | 0 | 2 mm | Perfect | Lagos in August |
| September | 25° / 20° | 1 | 29 | 0 | 8 mm | Perfect | Lagos in September |
| October | 22° / 18° | 2 | 29 | 0 | 30 mm | Good | Lagos in October |
| November | 18° / 15° | 2 | 28 | 0 | 38 mm | Good | Lagos in November |
| December | 17° / 13° | 2 | 29 | 0 | 40 mm | Good | Lagos in December |