Samegawa is located in the southernmost portion of Fukushima prefecture, bordering on
Ibaraki Prefecture to the southeast. The area of the village is hilly with an altitude of between 400 and 600 meters, and over fifty percent covered in forest. Samegawa has a
humid climate (
Köppen climate classification Cfa). The average annual temperature in Samegawa is . The average annual rainfall is with September as the wettest month.
Neighboring municipalities • Fukushima Prefecture •
Asakawa •
Furudono •
Hanawa •
Ishikawa •
Iwaki •
Tanagura • Ibaraki Prefecture •
Kitaibaraki ==Demographics==