1-Month Treasury Yield

1-Month Treasury Yield: 3.88% (+0 bps 1-day change) as of 2026-09-22.

The 1-month Treasury bill yield, one of the shortest cash-equivalent rates and a money-market benchmark. See the live yield, daily change, and rate history.

Recent 1-Month Treasury rates

DateYield
2026-09-213.96%
2026-09-183.97%
2026-09-173.97%
2026-09-163.96%
2026-09-153.93%
2026-09-143.94%
2026-09-113.93%