Today's CD rates can go as high as 5.06%, much higher than in the past.CDs offer fixed interest rates and better yields than high-yield savings accounts.Early withdrawal from a CD can result in penalties, sometimes equivalent to a year's interest.Rates for 3-month CDs range from an average of 1.3% to a high of 4.72%.The highest rate for a 6-month CD is 4.94%, with an average APR of 1.82%.A one-year CD offers a top rate of 5.02% and an average APY of 1.87%.For 2-year CDs, rates are as high as 4.52%, with an average APY of 1.68%.The best rate for a 3-year CD is 4.65%, while 5-year CDs offer up to 4.43%.Jumbo CDs require larger deposits, with rates as high as 4.94% for 6-month terms.CD rates vary between banks, so it's important to compare and find the best deal.