Honiara which connects it with the Honiara International Airport (formerly known as Henderson Field) about to the east of Honiara across the Lunga River. To the west of the town center are the suburbs of White River and Tanaghai. The climate is tropical, more specifically a tropical rainforest climate, with an average daytime temperature of about . The water temperatures range between and . Honiara is noticeably wetter between November and April. The average amount of precipitation per year is about and thus somewhat lower than the average on the Solomon Islands as a whole (). However, Honiara is subject to
Honiara in the town, conducting surveys all across the islands and investigating leprosy. He departed and returned to Fiji in late March 1955. The town grew significantly after Honiara became the capital city, receiving two-thirds of the allocations granted for the country's economic development in the 1960s and 1970s, resulting in substantial infrastructure development. Population growth was very slow and only about 5% of Solomon Islanders were living in the city. However, the Bellonese population significantly increased; they established permanent and semi-permanent houses in the Honiara vicinity, typically along the banks of the White River. The town was affected by creolisation.