December Weather in Sion

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%.

18°C (65°F)

Minimum temperature

23°C (74°F)

Average temperature

31°C (89°F)

Maximum temperature

89%

Humidity

Precipitation and Sunshine hours

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.

296 mm (11.7 inches)

Precipitation

29 rainy days

Rainy days

9 hours 36 minutes

Sunshine hours

18%

Chance of sun

UV Index

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.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  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

Compare Sion's Climate with Cities Worldwide