The U.S. dollar wobbled near a one-month high on Wednesday ahead of the Federal Reserve's policy decision, while the euro was poised to snap its run of six straight monthly gains as investors counted the cost of the U.

The U.S. dollar eased a bit on Wednesday, giving back some gains from earlier in the week as markets awaited the Federal Reserve’s upcoming policy decision. At the same time, the euro is positioned to log its first monthly loss of the year.

The U.S. dollar ( DXY) rose on Monday, while the euro was down after the United States and the European Union reached a trade deal. The greenback was last up 0.59% ahead of this week’s Federal Reserve meeting. Despite the gain on Monday, the dollar was still on course for a weekly drop of around 1%.