US Dollar Index (DXY) in September 2026
The US Dollar Index (DXY) ended September 2026 at 101.45 on September 30, 2026, up 2.03% from 99.43 at the end of August 2026. Its highest close of the month was 101.45 on September 30, 2026, its lowest 98.77 on September 9, 2026.
Month close
101.45
September 30, 2026
Month change
+2.02 (+2.03%)
from 99.43
Highest close
101.45
September 30, 2026
Lowest close
98.77
September 9, 2026
Every close of September 2026
21 sessions, newest first.
| Date | Close | Change |
|---|---|---|
| 101.45 | +0.08 (+0.08%) | |
| 101.37 | +0.17 (+0.17%) | |
| 101.20 | +0.23 (+0.23%) | |
| 100.97 | −0.32 (−0.32%) | |
| 101.29 | +0.19 (+0.19%) | |
| 101.10 | +0.50 (+0.50%) | |
| 100.60 | +0.17 (+0.17%) | |
| 100.43 | +0.21 (+0.21%) | |
| 100.22 | 0.00 (0.00%) | |
| 100.22 | −0.09 (−0.09%) | |
| 100.31 | +0.66 (+0.66%) | |
| 99.65 | +0.19 (+0.19%) | |
| 99.46 | +0.34 (+0.34%) | |
| 99.12 | +0.03 (+0.03%) | |
| 99.09 | +0.32 (+0.32%) | |
| 98.77 | −0.07 (−0.07%) | |
| 98.84 | −0.32 (−0.32%) | |
| 99.16 | +0.16 (+0.16%) | |
| 99.00 | −0.56 (−0.56%) | |
| 99.56 | −0.11 (−0.11%) | |
| 99.67 | +0.24 (+0.24%) |
US Dollar Index (DXY), month by month
| Month | Last close | Change |
|---|---|---|
| October 2026so far | 102.24 | +0.79 (+0.78%) |
| September 2026 | 101.45 | +2.02 (+2.03%) |
| August 2026 | 99.43 | −0.37 (−0.37%) |
| July 2026 | 99.80 | −1.39 (−1.37%) |
| June 2026 | 101.19 | +2.28 (+2.31%) |
| May 2026 | 98.91 | +0.83 (+0.85%) |
| April 2026 | 98.08 | −1.88 (−1.88%) |
| March 2026 | 99.96 | +2.35 (+2.41%) |
| February 2026 | 97.61 | +0.62 (+0.64%) |
| January 2026 | 96.99 | −1.29 (−1.31%) |
| December 2025 | 98.28 | −1.18 (−1.19%) |
| November 2025 | 99.46 | −0.34 (−0.34%) |
| October 2025 | 99.80 | +2.03 (+2.08%) |
US Dollar Index (DXY) in September 2026: what people ask
What was the US Dollar Index (DXY) at the end of September 2026?
It closed at 101.45 on Wednesday, September 30, 2026, up 2.03% from 99.43 at the end of August 2026.
What was the highest US Dollar Index (DXY) in September 2026?
Its highest close of September 2026 was 101.45 on Wednesday, September 30, 2026; its lowest was 98.77 on September 9, 2026, over 21 sessions.
Source: ICE US Dollar Index (DX-Y.NYB), daily closes. Daily closes; a month's change runs from the previous month's last close. Not investment advice. US Dollar Index (DXY) today