The band played a benefit concert Wednesday in Essex Junction. The three-hour set drew in about 12,000 fans at $75 and up per ticket.
All the money is going to recovery efforts.
Irene is being blamed for four deaths in the state and considerable damage to hundreds of roads, bridges and homes.
It was Phish's first show in Vermont since 2004, when its breakup show in Coventry was plagued by bad weather and traffic problems.
The Associated Press contributed to this report.