Penn State was ranked No. 15 last week.
The Nittany Lions are still undefeated to start the season.
Penn State moved up two spots.
Penn State will conclude its regular season on Friday at Peula Ice Arena.
Penn State will now compete for the conference title against Mercyhurst on Saturday.
The warm weather wasn't able to heat up the bats, which failed to come up with the big hit all weekend.