Here is another idea. I do weights often when not windsurfing. I don't wear gloves (most guys in the gym do) so my hands toughen up and maintain my calluses. No blisters either.
Where I live, I get to sail year round and never miss a month. However, only one day in January this year.
Formula 160; iSonic 111; HiFly Move 105; Tiga 263; '85 Mistral Superlight.
Maui Sails TR 11.0; 9.2; 8.4; 7.6; 6.6; Maui Sails Switch 6.0; 5.2; Maui Sails Global 4.5; 4.0.