2-Year Treasury Yield in September 2025
The 2-year Treasury yield ended September 2025 at 3.60% on September 30, 2025, up 0.01 percentage points from 3.59% at the end of August 2025. Its highest close of the month was 3.66% on September 2, 2025, its lowest 3.49% on September 8, 2025.
Month close
3.60%
September 30, 2025
Month change
+0.01 pts
from 3.59%
Highest close
3.66%
September 2, 2025
Lowest close
3.49%
September 8, 2025
Every close of September 2025
21 sessions, newest first.
| Date | Close | Change |
|---|---|---|
| 3.60% | −0.03 pts | |
| 3.63% | 0.00 pts | |
| 3.63% | −0.01 pts | |
| 3.64% | +0.07 pts | |
| 3.57% | +0.04 pts | |
| 3.53% | −0.08 pts | |
| 3.61% | +0.04 pts | |
| 3.57% | 0.00 pts | |
| 3.57% | +0.05 pts | |
| 3.52% | +0.01 pts | |
| 3.51% | −0.03 pts | |
| 3.54% | −0.02 pts | |
| 3.56% | +0.04 pts | |
| 3.52% | −0.02 pts | |
| 3.54% | 0.00 pts | |
| 3.54% | +0.05 pts | |
| 3.49% | −0.02 pts | |
| 3.51% | −0.08 pts | |
| 3.59% | −0.02 pts | |
| 3.61% | −0.05 pts | |
| 3.66% | +0.07 pts |
2-Year Treasury Yield, month by month
| Month | Last close | Change |
|---|---|---|
| September 2026so far | 4.87% | +0.53 pts |
| August 2026 | 4.34% | +0.06 pts |
| July 2026 | 4.28% | +0.14 pts |
| June 2026 | 4.14% | +0.16 pts |
| May 2026 | 3.98% | +0.10 pts |
| April 2026 | 3.88% | +0.09 pts |
| March 2026 | 3.79% | +0.41 pts |
| February 2026 | 3.38% | −0.14 pts |
| January 2026 | 3.52% | +0.05 pts |
| December 2025 | 3.47% | 0.00 pts |
| November 2025 | 3.47% | −0.13 pts |
| October 2025 | 3.60% | 0.00 pts |
| September 2025 | 3.60% | +0.01 pts |
2-Year Treasury Yield in September 2025: what people ask
What was the 2-year Treasury yield at the end of September 2025?
It closed at 3.60% on Tuesday, September 30, 2025, up 0.01 percentage points from 3.59% at the end of August 2025.
What was the highest 2-year Treasury yield in September 2025?
Its highest close of September 2025 was 3.66% on Tuesday, September 2, 2025; its lowest was 3.49% on September 8, 2025, over 21 sessions.
Source: US Treasury daily par yield curve, 2-year constant maturity (FRED series DGS2). Daily closes; a month's change runs from the previous month's last close. Not investment advice. 2-Year Treasury Yield today