3-month Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily
This series is part of the dataset: US money market rates (FED Board)
Download Full Dataset (.xlsx)Latest updates. In US money markets, the 3-month T-bill secondary-market rate stood at 3.67 percent on 18 June 2026, versus 3.68 on the previous day.
Sample. There are 18,107 observations overall in the daily series presented in the plot above. The time span covered by the series is from January 1954 to June 2026.
History. Here's a peek at some descriptive statistics computed on the full sample: the interest rate recorded a minimum of -0.05 percent on 26 March 2020; it reached its highest level of 17.14 on 11 December 1980; it averaged 4.19.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-06-16 | 3.64 |
| 2026-06-17 | 3.68 |
| 2026-06-18 | 3.67 |
Hint. We categorize series into data sets and worksheets to simplify exploration. Scrolling downwards, you will discover how we structured further material related to the statistics published here.
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Series Metadata
| Field | Value |
|---|---|
| Description | 3-month Treasury bill secondary market rate |
| Country | United States |
| Economic concept | Interest rate |
| Data type | Interest rate |
| Deflation method | Nominal |
| Seasonally adjusted | No |
| Rescaling | None |
| Frequency | Daily |
| Unit | Percentage points |
| Source | Board of Governors of the Federal Reserve System |
| Source type | Central bank |
| Data licence | Licence to copy and distribute without permission |
| Measure type | Level |
Series in the same data set
Discover the other time series included in this data set.
Fed funds
| Series Name | Observations | Start Date | End Date |
|---|---|---|---|
| Federal funds effective rate (percentage points) - United States - FED Board - Daily | 18099 | 1954-07-01 | 2026-06-18 |
Commercial paper
| Series Name | Observations | Start Date | End Date |
|---|---|---|---|
| 30-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 6936 | 1997-01-02 | 2026-06-18 |
| 60-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 6164 | 1997-01-02 | 2026-06-17 |
| 90-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 5287 | 1997-01-02 | 2026-06-17 |
| 30-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 6059 | 1997-01-02 | 2026-06-12 |
| 60-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 5762 | 1997-01-02 | 2026-06-08 |
| 90-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 6711 | 1997-01-02 | 2026-06-18 |
Prime bank rate
| Series Name | Observations | Start Date | End Date |
|---|---|---|---|
| Prime rate charged by banks on short-term loans to business (percentage points) - United States - FED Board - Weekly | 18062 | 1955-08-04 | 2026-06-16 |
Treasury bills
| Series Name | Observations | Start Date | End Date |
|---|---|---|---|
| 4-week Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily | 6223 | 2001-07-31 | 2026-06-18 |
| 3-month Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily | 18107 | 1954-01-04 | 2026-06-18 |
| 6-month Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily | 16867 | 1958-12-09 | 2026-06-18 |
| 1-year Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily | 15031 | 1959-07-15 | 2026-06-18 |