Click on a day for an hourly weather forecast
The weather in Merida in September is very hot. The average temperatures are between 23°C and 34°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of September in Merida. 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 Merida in September 2025.
If you’re planning to visit Merida in the near future, we highly recommend that you review the 14 day weather forecast for Merida before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 28° / 19° | 4 | 27 | 0 | 52 mm | Perfect | Merida in January |
| February | 31° / 20° | 2 | 27 | 0 | 29 mm | Good | Merida in February |
| March | 33° / 20° | 2 | 29 | 0 | 22 mm | Good | Merida in March |
| April | 36° / 22° | 3 | 27 | 0 | 37 mm | Ok | Merida in April |
| May | 36° / 24° | 4 | 27 | 0 | 86 mm | Ok | Merida in May |
| June | 34° / 24° | 11 | 19 | 0 | 199 mm | Bad | Merida in June |
| July | 35° / 24° | 8 | 23 | 0 | 119 mm | Bad | Merida in July |
| August | 35° / 24° | 9 | 22 | 0 | 134 mm | Bad | Merida in August |
| September | 34° / 23° | 12 | 18 | 0 | 156 mm | Bad | Merida in September |
| October | 32° / 23° | 9 | 22 | 0 | 148 mm | Ok | Merida in October |
| November | 30° / 21° | 5 | 25 | 0 | 73 mm | Good | Merida in November |
| December | 29° / 20° | 2 | 29 | 0 | 44 mm | Good | Merida in December |