
The series will now be decided in the final match in Hamilton on Sunday.
New Zealand won the series opener by six runs in Auckland on Monday and a follow-up victory would see them regain the Chappell-Hadlee Trophy they lost in a 3-0 whitewash in Australia in early December.
NZ beat Australia despite Stoinis heroics
The rain eased off in Napier around the time of the scheduled 2pm (local time) start and the umpires at one stage announced a new time with the game reduced to 37 overs.
However, the outfield never dried sufficiently for play to get underway and the match was abandoned five hours later.
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