Overall, April 2018 was characterised by lower pressure than normal over and to the southeast of New Zealand.
New Zealand Climate Update 227 - May 2018
7 May 2018
What happened in April, how our climate outlook for the previous three months turned out, global and local sea temperatures, and our outlook for May-July.
Download the NZ Climate Update 227 May 2018 [PDF 1.1 MB].
May – July 2018 temperatures are forecast to be above average (50% chance) in the north of the North Island and average (40% chance) or above average (40% chance) for all remaining regions of New Zealand.
For February – April 2018, the atmospheric circulation around New Zealand was forecast to be characterized by higher pressures than normal east and south of the country, while lower pressure than normal was forecast over the Tasman Sea, extending over the North Island.