3-month Treasury bill rate
Secondary-market rate on 3-month US Treasury bills, quoted on a discount basis using a 360-day year, monthly average of business days, in percent per year (Federal Reserve H.15, RIFSGFSM03_N.M).
A discount-basis quote relates the discount to the bill's face value. It is not the 3-month constant maturity Treasury yield, which is quoted on an investment basis.
Key facts
- 3-month Treasury bill rate in the United States was 3.94% in September 2026, according to the Board of Governors of the Federal Reserve System.
- Published for 1 places, with figures from January 1934 to September 2026.
Places with data
Countries
Use this data in your AI agent
Invokely serves this figure to AI assistants through MCP and to code through a REST API, with the source and citation attached. Ask your assistant:
Which places have the highest 3-month Treasury bill rate? Use official data and cite it.
rank_places {"indicator":"treasury_bill_rate_3m","level":"country"}
GET https://invokely.ai/api/v1/rank?indicator=treasury_bill_rate_3m&level=country