Weather in Illaso in May

General weather information about Illaso

Average annual temperature is 12.6 °C

Absolute maximum temperature: 33.8 °C

Absolute minimum temperature: -4.0 °C

Number of sunny days: 115 days

Number of rainy days: 250 days

Look at detailed online map of Illaso

* Weather data for Illaso Spain is based on climate observations for 2026 year

Illaso air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)13.416.723.023.627.931.325.933.830.331.019.416.5
Average daytime temperature (°C)8.810.514.417.017.021.021.122.722.419.913.811.3
Average temperature (°C)6.05.310.112.013.016.917.118.217.415.810.77.6
Average night temperature (°C)3.21.26.37.59.213.213.314.613.412.18.14.4
Absolute minimum temperature (°C)-2.4-3.8-3.90.84.810.09.48.98.17.14.3-4.0

Illaso monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.410.511.913.414.715.415.013.912.511.09.79.0
Daylight minimum duration (h)9.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)4.87.68.49.610.510.110.99.610.06.55.24.3
Precipitation (mm)3445963681131976788160194223102
Sunny days101811136667712811
Rainy days211020172524252423192220
Snow days000000000000

Illaso - weather forecast by months

Illaso weather in januaryIllaso weather in februaryIllaso weather in marchIllaso weather in aprilIllaso weather in mayIllaso weather in juneIllaso weather in julyIllaso weather in augustIllaso weather in septemberIllaso weather in octoberIllaso weather in novemberIllaso weather in december

Best time to visit Illaso:

The best time to visit Illaso during the most sunny months:

  • May — 10.5(h)
  • July — 10.9(h)

Months with the longest average daylight duration in Illaso:

  • June — 15.4(h)

The largest precipitation sum in Illaso is at

  • January — 344(mm)
  • June — 197(mm)
  • October — 194(mm)
  • November — 223(mm)

    • Weather forecast in the closest to Illaso admin centers

    Weather forecast in the closest towns to Illaso

    Explore Illaso

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

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