After weakening since the end of March, the US dollar index had the most negative month in a decade in July as US Treasury rates slumped, government spending leapt, and plunge protection teams pumped equity futures nightly.
The consensus is now betting on more of the same. As shown on the left, courtesy of the Wall Street Journal, net short positions betting on a weaker greenback today are the largest since the second quarter of 2018 (just before the dollar bounced and risk markets tanked). The latest second-quarter positioning looks similar, see Behind the vast