Uki (宇城市, Uki-shi) is a city in Kumamoto Prefecture, Japan.
As of March 31, 2017, the city has an estimated population of 59,928, with 23,724 households[1] and a population density of 320 persons per km2. The total area is 188.56 km2.
The modern city of Uki was established on January 15, 2005, as a result of the merger between the towns of Misumi and Shiranuhi (both from Uto District), and the towns of Matsubase, Ogawa and Toyono (all from Shimomashiki District).
Uki has a humid subtropical climate (Köppen climate classification Cfa) with hot, humid summers and cool winters. There is significant precipitation throughout the year, especially during June and July. The average annual temperature in Uki is 17.1 °C (62.8 °F). The average annual rainfall is 1,869.2 mm (73.59 in) with June as the wettest month. The temperatures are highest on average in August, at around 27.8 °C (82.0 °F), and lowest in January, at around 6.8 °C (44.2 °F).[2] The highest temperature ever recorded in Uki was 38.3 °C (100.9 °F) on 14 August 2018; the coldest temperature ever recorded was −4.6 °C (23.7 °F) on 25 January 2016.[3]
Per Japanese census data, the population of Uki in 2020 is 57,032 people.[4] Uki has been conducting censuses since 1950.