This dataset contains temperature data from the TOGA/WOCE transects PX8 (Auckland-Panama), PX17 (Tahiti-Panama) and PX28 (Tahiti-Auckland) across the Pacific Ocean. Data were collected between August 1984 and November 1986, the transect was repeated about 30 times. The data were obtained from XBTs (expendable bathythermographs) deployed via deployed via the Ship-of-Opportunity Program (SOOP) of the IOC/WMO Integrated Global Ocean Services System (IGOSS), and are now managed by the Joint Australian Facility for Ocean Observing Systems (JAFOOS), a collaborative venture between CSIRO Marine Research and the Bureau of Meteorology Research Centre (BMRC).