Climatological Heatwave Days

https://w3id.org/hacid/data/cs/Climate-ADAPT/indices/ClimatologicalHeatwaveDays <https://w3id.org/hacid/onto/data/Variable>

xsd:string Climatological Heatwave Days 
xsd:string The count of days under climatological heatwaves conditions (Number of days). A climatological heatwave is a period of at least three consecutive days exceeding the 99th percentile of the daily maximum temperatures of the May to September season during a reference period. 

data from the linked data cloud