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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 3.60 percent on 14 May 2026, compared to 3.61 on 13 May 2026.

Sample. There are 18,083 data points in the daily time series shown in the graph above. The time span covered by the series stretches from January 1954 to May 2026.

History. Here’s a quick look at some summary statistics computed on the whole sample: the interest rate had a mean value of 4.19 percent; it recorded a minimum of -0.05 on 26 March 2020; it attained a maximum of 17.14 on 11 December 1980.

Latest values

Date Value - Percentage points
2026-05-12 3.61
2026-05-13 3.61
2026-05-14 3.6

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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 18074 1954-07-01 2026-05-13

Commercial paper

Series Name Observations Start Date End Date
30-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily 6913 1997-01-02 2026-05-14
60-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily 6143 1997-01-02 2026-05-14
90-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily 5278 1997-01-02 2026-05-12
30-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily 6049 1997-01-02 2026-05-13
60-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily 5758 1997-01-02 2026-05-07
90-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily 6697 1997-01-02 2026-05-13

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 18035 1955-08-04 2026-05-08

Treasury bills

Series Name Observations Start Date End Date
4-week Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily 6199 2001-07-31 2026-05-14
3-month Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily 18083 1954-01-04 2026-05-14
6-month Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily 16843 1958-12-09 2026-05-14
1-year Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily 15007 1959-07-15 2026-05-14