Brazil on Wednesday saw a record 67,860 new cases of COVID-19 in the past day, bringing its total caseload to 2,227,514.
According to the Health Ministry, the new one-day record by far eclipsed the previous one set on June 16 of 45,241 new cases.
The country's COVID-19 death toll rose to 82,771 after 1,284 more patients died in the same 24-hour period.
Another 3,795 deaths are suspected of being related to COVID-19 but have not been verified, the ministry said.
Brazil has the world's second-largest COVID-19 outbreak, after the United States, in both the number of cases and the death toll.
Southeast Sao Paulo state, Brazil's most heavily populated state, is the epicenter of the national outbreak.