The UAE reported 626 Covid-19 cases on Monday, its lowest daily tally for more than three weeks.
Recoveries outstripped new cases as a further 918 patients received the all-clear.
One patient died as the death toll in the Emirates rose to 413.
The infections were detected after 76,888 Covid-19 tests were conducted.
More than 9.5 million tests have been carried out since the outbreak began as part of a mass screening strategy.
The latest case total is the lowest recorded in the Emirates since September 6, when 513 infections were confirmed.
The UAE has reported 92,095 coronavirus cases to date, while 81,462 patients have recovered.
The welcome decline in infection rates comes after new cases topped 1,000 for four consecutive days from September 23 to 26, hitting a record high of 1,083 on September 23.
Authorities have renewed calls in recent weeks for members of the public to adhere to Covid-19 safety measures, such as wearing face masks and avoiding social gatherings.
Officials have also taken tough action against businesses and people failing to comply with regulations.