CD rates today can go up to 5.02% based on certificate term lengths, offering higher yields compared to high-yield savings accounts.A CD is a type of savings account with a fixed interest rate for a specific period, but early withdrawals may incur penalties.Interest rates on three-month CDs range up to 4.67%, with the average rate at 1.3%.For a six-month CD, the highest yield available is 4.94%, with an average APR of 1.77%.The top rate for a one-year CD is 5.02%, offering a good deal compared to the average APY of 1.83%.Two-year CDs provide rates as high as 4.52%, while three-year CDs reach up to 4.27%.For a five-year CD, the highest rate is 4.26%, and understanding the early withdrawal penalty is crucial.Jumbo CDs offer rates up to 4.94% for a 6-month term, with digital banks often providing competitive yields.CDs typically require a minimum deposit and do not allow additions once the term begins, with strict penalties for early withdrawals.CDs are considered relatively safe investments compared to stocks or real estate, with FDIC insurance providing up to $250,000 in coverage.