I suspect you are low on refrigerant and possibly have a leak. You will need to check ac pressures. If you don't work on your car then use this link to find a good shop near you.
https://repairpal.com/repair-shops
Alex
RepairPal Certified shops can diagnose and repair your 2012 Jeep Compass. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.