4-month par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily
This series is part of the dataset: US Treasury constant-maturity par yields (Department of the Treasury)
Download Full Dataset (.xlsx)Latest updates. According to data published by the US Treasury, the par yield on 4-month US government bonds was 4.34 percent on 13 November 2026, compared to 4.35 on 12 November 2026.
Sample. In the daily time series presented in the figure, there are 1,017 records in total. The time range covered by the series is from October 2022 to November 2026.
History. Take a look at some summary statistics we calculated on the full sample: the yield had an average value of 4.65 percent; it achieved a maximum of 5.64 percent on 6 October 2023; it hit a trough of 3.58 percent on 6 January 2026.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-11-10 | 4.28000 |
| 2026-11-12 | 4.35000 |
| 2026-11-13 | 4.34000 |
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Series Metadata
| Field | Value |
|---|---|
| Description | 4-month yield US Treasury par yield curve |
| Country | United States |
| Economic concept | Interest rate |
| Data type | Constant-maturity nominal par yield |
| Deflation method | Not applicable |
| Seasonally adjusted | No |
| Rescaling | None |
| Frequency | Daily |
| Unit | Percentage points |
| Source | U.S. Department of the Treasury |
| Source type | Federal Administration |
| Data licence | Not copyrightable under U.S. law |
| Measure type | Interpolated level (constant maturity) |
Series in the same data set
Discover the other time series included in this data set.
Nominal yields
Real yields
| Series Name | Observations | Start Date | End Date |
|---|---|---|---|
| 5-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily | 5971 | 2003-01-02 | 2026-11-13 |
| 7-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily | 5971 | 2003-01-02 | 2026-11-13 |
| 10-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily | 5971 | 2003-01-02 | 2026-11-13 |
| 20-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily | 5580 | 2004-07-27 | 2026-11-13 |
| 30-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily | 4186 | 2010-02-22 | 2026-11-13 |