Last updated: March 2, 2024
The weather in Chetumal, Mexico, during December is characterized by an average temperature of 25°C (77°F). Highs can soar to 30°C (87°F), while lows may dip to 17°C (62°F). Typically, the humidity level in Chetumal throughout December hovers around 88%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Chetumal averages 51 mm (2.0 inches) of rainfall, typically over the course of 16 rainy days. The month enjoys an average of 11 hours 1 minutes of daylight, with the sun shining for approximately 9 hours 31 minutes each day. Additionally, there is a 61% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In December, the UV Index in Chetumal reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 15 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 | 0 | 1 | 2 | 4 | 6 | 8 | 8 | 7 | 5 | 3 | 1 | 1 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||