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US dollar index

The trade-weighted value of the US dollar against a broad basket of currencies, against bitcoin.

119.51 on Sep 17, 2026, against 119.62 a year earlier.

The Federal Reserve’s broad dollar index weighs the dollar against the currencies of the countries the US trades with. A rising index means the dollar is buying more of everything else.

Bitcoin is priced in dollars, and a strong dollar has usually been a headwind for it, as for every asset priced in dollars. Updated weekly by the Federal Reserve, via FRED.

US dollar index (broad, trade-weighted), month by month

Month	US dollar index (broad, trade-weighted)
Oct 2025	121.39
Nov 2025	121.05
Dec 2025	119.75
Jan 2026	117.90
Feb 2026	117.82
Mar 2026	121.03
Apr 2026	118.67
May 2026	118.88
Jun 2026	120.92
Jul 2026	119.70
Aug 2026	118.57
Sep 2026	119.51

Questions

What is us dollar index today?

119.51 as of September 18, 2026, up 1.0% over the last 30 days.

How has it changed over the past year?

A year ago it was 119.66; today it is 119.51, a change of -0.1%.

What is the highest us dollar index (broad, trade-weighted) on record?

130.04, on January 13, 2025.

How is this chart calculated?

The Federal Reserve’s broad dollar index weighs the dollar against the currencies of the countries the US trades with. A rising index means the dollar is buying more of everything else.

By year

2026 · 2025 · 2024 · 2023 · 2022 · 2021 · 2020 · 2019 · 2018 · 2017 · 2016 · 2015 · 2014 · 2013

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Updated daily. Latest data 2026-09-23.

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