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3-month Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily

Latest updates. In US money markets, the 3-month T-bill secondary-market rate stood at 3.57 percent on 29 December 2025, compared to 3.56 on 26 December 2025.

Sample. There are 17,988 data points in the daily time series presented in the graph above. The series covers the time span going from January 1954 to December 2025.

History. Here are some descriptive statistics we computed on the full sample: the interest rate had an average value of 4.19 percent; it reached its maximum of 17.14 on 11 December 1980; it reached a trough of -0.05 on 26 March 2020.

Latest values

Date Value - Percentage points
2025-12-24 3.6
2025-12-26 3.56
2025-12-29 3.57

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 17980 1954-07-01 2025-12-29

Commercial paper

Series Name Observations Start Date End Date
30-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily 6827 1997-01-02 2025-12-26
60-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily 6076 1997-01-02 2025-12-19
90-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily 5228 1997-01-02 2025-12-10
30-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily 6023 1997-01-02 2025-12-18
60-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily 5744 1997-01-02 2025-12-19
90-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily 6651 1997-01-02 2025-12-23

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 17942 1955-08-04 2025-12-29

Treasury bills

Series Name Observations Start Date End Date
4-week Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily 6104 2001-07-31 2025-12-29
3-month Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily 17988 1954-01-04 2025-12-29
6-month Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily 16748 1958-12-09 2025-12-29
1-year Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily 14912 1959-07-15 2025-12-29