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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 3.67 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