Last updated: March 2, 2024
The weather in Merida, Mexico, during September is characterized by an average temperature of 24°C (76°F). Highs can soar to 32°C (89°F), while lows may dip to 19°C (67°F). Typically, the humidity level in Merida throughout September hovers around 87%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, Merida averages 183 mm (7.2 inches) of rainfall, typically over the course of 25 rainy days. The month enjoys an average of 12 hours 11 minutes of daylight, with the sun shining for approximately 9 hours 10 minutes each day. Additionally, there is a 12% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In September, the UV Index in Merida reaches a maximum of 14, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 10 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 1 | 1 | 3 | 6 | 9 | 12 | 14 | 13 | 10 | 7 | 3 | 1 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | ||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | ||||