June in Porirua averages a daily high of 13.6°C. Expect roughly 14.9 wet days totalling 92.5mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Porirua is December–March.
Based on WELLINGTON AERO AWS, NZ (22.6km), 1995–2024. 20 years of June data.