Kahului () is a census-designated place (CDP) in Maui County in the U.S. state of Hawaii. It hosts the county's main airport (Kahului Airport), a deep-draft harbor, light industrial areas, and commercial shopping centers. The population was 28,219 at the 2020 census. Kahului is part of the Kahului-Wailuku-Lahaina Metropolitan Statistical Area which comprises all of Maui County, including nearby Wailuku and the town and former whaling village of Lahaina. The retail center for Maui County residents, Kahului has several malls and major stores (including department stores in the Queen Kaahumanu Center). Attractions in Kahului include the Alexander & Baldwin Sugar Museum, Kanaha Pond State Wildlife Sanctuary, Kanaha Beach County Park, and the Maui Arts and Cultural Center. Kahului is served by Kahului Airport, located outside the CDP. Geography Kahului is on the north side of the island of Maui on the shore of Kahului Bay. It is bordered to the west by Wailuku, to the southwest by Waikapu, and to the east by Kahului Airport and Spreckelsville. According to the United States Census Bureau, the Kahului CDP has a total area of , of which are land and , or 10.26%, are water. Climate Kahului has a hot semi-arid climate zone (Köppen classification BSh) with a dry summer season, due to its location on the leeward side of Maui, relative to the trade winds. The normal monthly mean temperature ranges from in February to . On average, there are 21 nights annually with a low below and 25 days with a high at or above ; readings of or higher are far rarer, occurring on average once every five years. Temperature records range from on January 20, 1969, up to on August 31, 1994, and August 22, 2015. The record cool daily maximum is on February 28, 1990, while, conversely, the record warm daily minimum is on October 8 and 17, 1979. Normal annual rainfall is spread over an average 95 days, but observed annual rainfall has ranged from in 1908 and 1998 to in 1989. The wettest month on record is January 1980 with , while the most rain to occur in a single calendar day is on December 21, 1955. The most recent month without measurable (≥) rain is October 2013 with trace amounts, and the last without any rain is June 1957. The town is also one of the windiest places in the U.S. averaging 13.7 mph