The Consumer Price Index in Sao Tome And Principe increased 0.70 percent in July of 2025 over the previous month. Inflation Rate MoM in Sao Tome And Principe averaged 1.03 percent from 2005 until 2025, reaching an all time high of 5.10 percent in April of 2006 and a record low of -2.01 percent in October of 2023. source: Central Bank of Sao Tome and Principe