Shimonita is located in southwestern
Gunma Prefecture bordering on
Nagano Prefecture to the west. Part of the town is within the borders of the
Myōgi-Arafune-Saku Kōgen Quasi-National Park. Approximately 84% of the town's total area is covered by forests. • Mountains: Mount Arafune (1423 m), Mount Inafukumi, Mount Ōgeta, Ozawadake, Kanatake, Mount Nikkura, Mount Yotsumata, Mount Monogatari, Mount Midō,
Mount Myogi, Mount Monomi • Rivers: Kabura River
Surrounding municipalities Gunma Prefecture •
Annaka •
Fujioka •
Kanna •
Kanra •
Nanmoku •
Tomioka Nagano Prefecture •
Karuizawa •
Saku Climate Shimonita has a
Humid continental climate (Köppen
Cfa) characterized by warm summers and cold winters with heavy snowfall. The average annual temperature in Shimonita is 11.7 °C. The average annual rainfall is 1106 mm with September as the wettest month. The temperatures are highest on average in August, at around 31.1 °C, and lowest in January, at around -0.5 °C. ==Demographics==