Bilbao monthly weather averages

Check all monthly weather averages for Bilbao: Average temperatures (°C), Maximum daily temperatures (°C), Minimum daily temperatures (°C), Daily average rainfall (mm), Monthly average rainfall (mm), Average relative humidity (%), # rainfall days equal or greater to 1mm, # Snow days, # Stormy days, # Foggy days, # Frosty days, Monthly average number of cloudless days, Hours of sunshine / Day, Hours of sunshine / Month and Sea Temperature for any month of the year.