Weather in Sion in May

General weather information about Sion

Average annual temperature is 15.3 °C

Absolute maximum temperature: 23.5 °C

Absolute minimum temperature: 8.6 °C

Number of sunny days: 9 days

Number of rainy days: 356 days

Look at detailed online map of Sion

* Weather data for Sion Colombia is based on climate observations for 2026 year

Sion air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)19.820.220.020.222.322.821.823.123.521.422.021.8
Average daytime temperature (°C)17.218.617.718.319.419.620.120.520.919.119.219.4
Average temperature (°C)13.714.714.314.815.715.616.016.016.015.315.415.7
Average night temperature (°C)10.511.611.911.912.612.712.912.412.012.212.312.8
Absolute minimum temperature (°C)8.69.79.39.89.710.211.210.210.410.010.810.9

Sion monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)12.012.012.012.012.012.012.012.012.012.012.011.0
Daylight mean duration (h)12.012.012.112.212.212.312.312.212.112.112.012.0
Daylight minimum duration (h)11.012.012.012.012.012.012.012.012.012.011.011.0
Sunshine mean duration (h)8.79.47.08.18.29.39.09.810.28.39.08.6
Precipitation (mm)704571895772874567459492430783821707
Sunny days000003221100
Rainy days312831303127292929303031
Snow days000000000000

Best time to visit Sion:

The largest precipitation sum in Sion is at

  • March — 895(mm)
  • May — 874(mm)
  • Frequently asked questions

    When is the best time to visit Sion?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Sion.
    What is the weather like in Sion?
    See average temperature, rainfall and daylight hours for Sion by month in the table above.
    How many sunny days does Sion have?
    The monthly weather statistics above show sunshine and rainfall patterns for Sion throughout the year.