United States - Effective Federal Funds Rate: 99th Percentile was 5.50% in April of 2024, according to the United States Federal Reserve. Historically, United States - Effective Federal Funds Rate: 99th Percentile reached a record high of 5.65 in July of 2023 and a record low of 0.09 in September of 2021. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Effective Federal Funds Rate: 99th Percentile - last updated from the United States Federal Reserve on April of 2024.