There will be cloudy skies over Whanganui for most of the long weekend, but the city should remain mostly dry.
MetService meteorologist Andy Best said day-time temperatures would hover around 18C for Friday, Saturday and Sunday.
"Things are not looking too bad at all for Whanganui," Best said.
"Friday will be generally fine with light winds. There will be some northwesterlies developing over the course of the afternoon."
It would be around 8C overnight on Friday, Best said.