United States 3-Month Bill Yield

US 3-Month Bill Yield Rises to 3.99%

Brief · Published 2026-09-18 · Data period 2026-09-16

This brief was generated automatically from the published data; no human byline is attached. Read the methodology.

The 3-Month Bill Yield rose to 3.99% on September 16, from 3.97% the previous day. The yield has climbed from 3.74% on August 28 and is the highest since September 4, 2025, according to the Federal Reserve Bank of St. Louis.

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Source & methodology

Data source: Federal Reserve Bank of St. Louis.

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