They planned to make the trip back to Wellington on Saturday and did not think they would be leaving early unless the weather got really bad.
Rebecca Toner, manager of Papamoa Beach Resort, said the weather had not caused too much of a disruption to holidaymakers.
She said a few people had left the campground early or delayed their booking to arrive in a few days, after the worst of the weather had passed.
"Some people didn't want to pack up in the rain so they left early but other than that it's business as usual," Rebecca said.
Bay of Plenty Regional Council and Civil Defence teams were monitoring weather updates.
From 4pm yesterday to 6am today the region was forecast to receive 100-150mm of rain about the ranges and 70-100mm elsewhere in the region.
Bay of Plenty Regional Council flood manager Peter Blackwood said the region's catchments had up to 100mm rain on Wednesday night.
He said rainfall in the Rangitāiki catchment ranged from 13-68mm and averaged 45-50mm overnight on Wednesday.
"Similarly we have had up to 100mm in the Waioeka and Otara catchments, with only very small rises in river levels and flows, Peter said.
Tauranga City Council planned to close the Mauao base track and Moturiki (Leisure Island) from 7am today until conditions were suitable for reopening and the summit tracks were to remain open.