"Klimatafel von Madang / Papua-Neuguinea"(PDF). Baseline climate means (1961-1990) from stations all over the world (in German). Deutscher Wetterdienst. Retrieved 29 January 2016.
"Station 92014 Madang W.O". Global station data 1961–1990—Sunshine Duration. Deutscher Wetterdienst. Archived from the original on 2017-10-17. Retrieved 29 January 2016.