This town is located in the West Godavari District in Andhra Pradesh at an elevation of 13m from the sea level. The precise coordinates for Tanuku are 16.75°N 81.7°E. The land is very fertile here since river Gosthani flows through the town. The climate is usually moderate here; the annual average being 26.0 °C, which is approximately the average winter temperature as well. During summers the temperature records an average of 35.9 °C.