With a population of around 14,600, Wau sits in Morobe Province, Papua New Guinea. The city operates in the Pacific/Port Moresby time zone.
Recent weather here gives a sense of typical conditions: in 2025, Wau recorded a mean annual temperature of 70°F, ranging from 58°F lows in July to 87°F highs in November, with about 93 inches of precipitation across the year.
View historical weather for Wau · More cities in Morobe Province