Click on a day for an hourly weather forecast
The temperatures in Chiapas in September are comfortable with low of 16°C and and high up to 29°C.
There’s going to be many days of rain during the month of September in Chiapas.
Chiapas should expect an average of 15 to 22 days of rain, so be sure to bring along a waterproof jacket to stay dry this month!
Our weather forecast can give you a great sense of what weather to expect in Chiapas in September 2026.
If you’re planning to visit Chiapas in the near future, we highly recommend that you review the 14 day weather forecast for Chiapas before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 27° / 14° | 2 | 29 | 0 | 49 mm | Perfect | Chiapas in January |
| February | 29° / 15° | 1 | 27 | 0 | 31 mm | Good | Chiapas in February |
| March | 31° / 16° | 2 | 29 | 0 | 46 mm | Good | Chiapas in March |
| April | 34° / 18° | 5 | 25 | 0 | 68 mm | Ok | Chiapas in April |
| May | 33° / 19° | 9 | 23 | 0 | 181 mm | Ok | Chiapas in May |
| June | 30° / 17° | 19 | 11 | 0 | 444 mm | Ok | Chiapas in June |
| July | 30° / 16° | 19 | 12 | 0 | 356 mm | Ok | Chiapas in July |
| August | 30° / 16° | 21 | 10 | 0 | 489 mm | Ok | Chiapas in August |
| September | 29° / 16° | 21 | 9 | 0 | 431 mm | Ok | Chiapas in September |
| October | 28° / 16° | 13 | 18 | 0 | 280 mm | Good | Chiapas in October |
| November | 27° / 15° | 4 | 26 | 0 | 93 mm | Perfect | Chiapas in November |
| December | 27° / 15° | 1 | 30 | 0 | 43 mm | Perfect | Chiapas in December |