Last updated: March 2, 2024
The weather in Sion, Peru, during December is characterized by an average temperature of 23°C (74°F). Highs can soar to 31°C (89°F), while lows may dip to 18°C (65°F). Typically, the humidity level in Sion throughout December hovers around 89%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Sion averages 296 mm (11.7 inches) of rainfall, typically over the course of 29 rainy days. The month enjoys an average of 12 hours 32 minutes of daylight, with the sun shining for approximately 9 hours 36 minutes each day. Additionally, there is a 18% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In December, the UV Index in Sion reaches a maximum of 15, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 | 4 | 7 | 11 | 14 | 15 | 14 | 10 | 7 | 3 | 1 | 1 | 0 |
| Exposure | Low | Moderate | High | Extreme | VeryHigh | High | Moderate | Low | |||||
| Time to burn | 45 min | 30 min | 25 min | 10 min | 15 min | 25 min | 30 min | 45 min | |||||