The city has a climate characterized by hot and humid summers, and relatively mild winters (Köppen climate classificationCfa). The average annual temperature in Ōbu is 16.6 °C (61.9 °F). The average annual rainfall is 1,506.0 mm (59.29 in) with October as the wettest month. The temperatures are highest on average in August, at around 28.7 °C (83.7 °F), and lowest in January, at around 5.3 °C (41.5 °F).[3]
Climate data for Ōbu (2012−2020 normals, extremes 2012−present)
The village of Ōbu was established withinChita District, Aichi on October 1, 1889, with the establishment of the modern municipalities system.On May 1, 1906, Ōbu annexed the neighboring villages of Yoshida, Kyowa, Kitasaka, Yokote, Nagagusa and part of the village of Morioka.It was elevated to town status on November 1, 1915.
Ōbu has amayor-council form of government with a directly elected mayor and aunicameral city legislature of 19 members. The city contributes one member to the Aichi Prefectural Assembly. In terms of national politics, the city is part of Aichi District 7 of thelower house of theDiet of Japan.
Ōbu has nine public elementary schools and four public junior high schools operated by the city government, and three public high schools operated by the Aichi Prefectural Board of Education.
^"International Exchange".List of Affiliation Partners within Prefectures. Council of Local Authorities for International Relations (CLAIR). Retrieved21 November 2015.