Last updated: March 2, 2024
The weather in San Juan Cotzal, Guatemala, during December is characterized by an average temperature of 17°C (62°F). Highs can soar to 25°C (78°F), while lows may dip to 8°C (47°F). Typically, the humidity level in San Juan Cotzal throughout December hovers around 76%.
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Average temperature
Maximum temperature
Humidity
In December, San Juan Cotzal averages 106 mm (4.2 inches) of rainfall, typically over the course of 17 rainy days. The month enjoys an average of 11 hours 12 minutes of daylight, with the sun shining for approximately 9 hours 23 minutes each day. Additionally, there is a 38% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In December, the UV Index in San Juan Cotzal reaches a maximum of 10, 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 | 1 | 2 | 4 | 7 | 9 | 10 | 9 | 7 | 4 | 2 | 1 | 0 | 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 | ||||||