Current climate: August 2017
Overall, mean sea level pressure was lower than normal over and to the west of New Zealand during August while higher than normal mean sea level pressure occurred offshore to the east
New Zealand Climate Update 219 - September 2017
22 September 2017
What happened in August, how our climate outlook for the previous three months turned out, global and local sea temperatures, and our outlook for September to November.
Download the NZ Climate Update 219 September 2017 [PDF 992KB]
Global setting: August 2017
ENSO (El Niño – Southern Oscillation) neutral conditions were still present in the tropical Pacific during August 2017.
Outlook: September – November 2017
September – November 2017 temperatures are forecast to be above average for all regions of New Zealand (55% to 65% chance for above average temperatures).
Retrospective: June-August 2017 Outlook
The atmospheric circulation around New Zealand was forecast to favour more anticyclonic flows (high pressure) than normal to start the three month period of June – August 2017, bringing extended periods of settled weather.