Treasury Rate Watch Data as of Aug 31, 2026

Average interest rate

Total Marketable

The average rate on securities that trade freely on the open market — Bills, Notes, Bonds, TIPS and Floating Rate Notes combined.

Latest (Aug 2026)
3.48%
▲ +0.032 pp MoM
Year-over-year
▲ +0.060 pp
vs. Aug 2025
13-year low
1.42%
Jan 2022
13-year high
3.48%
Aug 2026

This is an average, not today's rate. For what marketable Treasuries yield right now, see today's yield curve (4.96% on the 10-year) and today's bill rates (4.12% on the 13-week).

Total Marketable — average rate history

Monthly, Jan 2013 – Aug 2026.

1.2%1.8%2.4%3.1%3.7%2014201620182020202220242026 3.48%

Download: rates-total-marketable.csv · CSV · public domain

Last 24 months

MonthAvg. rateMoM
Aug 20263.475%▲ +0.032 pp
Jul 20263.443%▲ +0.032 pp
Jun 20263.411%▲ +0.025 pp
May 20263.386%▲ +0.013 pp
Apr 20263.373%▲ +0.008 pp
Mar 20263.365%▲ +0.010 pp
Feb 20263.355%▲ +0.007 pp
Jan 20263.348%▼ -0.014 pp
Dec 20253.362%▼ -0.020 pp
Nov 20253.382%▼ -0.011 pp
Oct 20253.393%▼ -0.013 pp
Sep 20253.406%▼ -0.009 pp
Aug 20253.415%▲ +0.016 pp
Jul 20253.399%▲ +0.024 pp
Jun 20253.375%▲ +0.013 pp
May 20253.362%▲ +0.008 pp
Apr 20253.354%▲ +0.007 pp
Mar 20253.347%▲ +0.001 pp
Feb 20253.346%▲ +0.009 pp
Jan 20253.337%▲ +0.001 pp
Dec 20243.336%▼ -0.019 pp
Nov 20243.355%▼ -0.008 pp
Oct 20243.363%▼ -0.029 pp
Sep 20243.392%