Iga is located in northwestern Mie Prefecture. The northeastern part of the city is in the
Suzuka Mountains, and the northwestern part is in the Shigaraki Plateau. The southwestern section of the city is the Yamato Highlands, and the southeastern portion is a basin surrounded by the Nunobiki Mountains. The area is very hilly. Since it is on the upper reaches of the
Kizu River, which belongs to the
Yodo River system, and borders on Shiga, Nara, and Kyoto prefectures, although Mie prefecture is classified as part of the
Tōkai region, the Iga region, including Nabari city, is designated as part of the
Kansai region.
Neighboring municipalities Kyoto Prefecture •
Minamiyamashiro Mie Prefecture •
Kameyama •
Nabari •
Tsu Nara Prefecture •
Nara •
Yamazoe Shiga Prefecture •
Kōka Climate Iga has a
Humid subtropical climate (Köppen
Cfa) characterized by warm summers and cool winters with light to no snowfall. The average annual temperature in Iga is . The average annual rainfall is with June and July as the wettest months. The temperatures are highest on average in August, at around , and lowest in January, at around . the population of Iga has remained relatively constant over the past 60 years. The town of
Ueno was established on April 1, 1889, with the creation of the modern municipalities system. It was raised to city status on September 10, 1941. On November 1, 2004, Ueno merged with the towns of
Iga and
Ayama, the villages of
Shimagahara and
Ōyamada (all from
Ayama District); and the town of
Aoyama (from
Naga District) to form the city of Iga. ==Government==