Dear Conrad,
Thank you for this interesting report about your bicycle trip. Since only relatively few forum members seem to also look into the English part of the forum, I have placed a link to your report in the German "Reiseberichte" section:
ConRAD: Thru Italy's 3 Islands (Reiseberichte) I believe that I will also have to plan a tour in the region you have visited. Beginning of June (that's when I usually go on tour) the temperatures might still be "tolerable"