Irun
Spain
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Irun, Spain

Sea temperature

In Irun, Spain, the average seawater temperature in May is 16.4°C (61.5°F).
Note: For swimming, a surface water temperature of 16.4°C (61.5°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

Daylight

In May, the average length of the day in Irun, Spain, is 14.7h.

How cold is the water in May in Irun?

In Irun, the average seawater temperature in May is 16.4°C (61.5°F). For most, swimming in 16.4°C (61.5°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

What is the average length of the day in May in Irun?

The average length of the day in May in Irun, Spain, is 14.7h.
Average sea temperature in May - Irun, Spain
  • Average sea temperature in May: 16.4°C

The best month for swimming (with the highest average sea temperature) is August (21.4°C).
The coldest month (with the lowest average sea temperature) is February (12.4°C).

Average daylight in May - Irun, Spain
  • Average daylight in May: 14.7h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 9h).