New details about the US elections
Mr Trump addressed a rescheduled campaign rally in Fayetteville Regional Airport, North Carolina
He touted numbers that he says "nobody even thought possible".
The US economy saw record-breaking 33% growth in the third financial quarter of this year, following a record 31% contraction in the second. Economists warn the damage inflicted by the pandemic - the biggest decline in the US economy in more than 80 years - could still take years to overcome.
After North Carolina, Mr Trump headed to Scranton, Pennsylvania, the city where his opponent lived until he was 10. At a rally there he reminded his supporters that he won the state in 2016 despite polls suggesting he would lose.
Mr Biden made a last-minute campaign stop for a drive-in rally in Ohio
The race in Ohio is extremely tight. In 2016, Mr Trump won by more than eight points - currently, he has a 0.2% lead over Mr Biden, according to an aggregate of polls by RealClearPolitics.
On Monday, Mr Trump also held rallies in Traverse City, Michigan, and Kenosha, Wisconsin. Kenosha was rocked by violent protests in August after the police shooting of a black man.
In Traverse City he asked for the votes of black Americans.
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He travelled to Grand Rapids, Michigan for his last rally, the same city where he held the final event of the 2016 election race.
On Sunday the candidates attacked each other on two of this campaign's key themes - Covid-19 and racial tension.
The president and his campaign have meanwhile indicated they will sue to block the potentially pivotal state of Pennsylvania from counting postal ballots received three days after the election.
The US Supreme Court allowed a lower court ruling granting the extended deadline to stand, but several conservative justices signalled they might be open to revisiting the issue after the vote.