Usually provided in RDN2008 / UTM zone 33N (EPSG: 6708). Where to Download DTM Data
What are you planning to use (QGIS, AutoCAD, etc.)? download dtm regione sicilia
Do you need (2m) or is a general map (20m) enough? Usually provided in RDN2008 / UTM zone 33N (EPSG: 6708)
I can provide the direct link or the for your specific software. download dtm regione sicilia
While a federal resource, the National Geoportal hosts DTMs for the entire Italian coastline and major river basins, covering significant portions of Sicily. Step-by-Step: How to Download to the SITR Sicilia Geoportal . Select the "Open Data" section.