The new cases bring the total to 53 confirmed, and four probable.
The locations of the new cases are; four in Wellington, one in Taranaki, three in Auckland, one in Waikato, one in Taupō, one in Manawatu and two in Nelson.
Three of NZ's confirmed cases are in hospital and all are a stable condition.
One man in his 60s is in Lakes District Hospital in Queenstown, a woman is in hospital in Nelson and another person is in North Shore Hospital.