On 1 July 2025, NIWA merged with GNS Science to become Earth Sciences New Zealand.

NOAA SST Anomaly July 2011

Differences from average global sea surface temperatures for 3rd July 2011 to 30th July 2011. Map courtesy of NOAA Climate Diagnostics Centre (http://www.cdc.noaa.gov/map/images/sst/sst.anom.month.gif).