Yağmurca is a village in Devrek District, in Zonguldak Province, Türkiye. Yağmurca lies at 315 m above sea level, in the Akçakoca Dağları mountains. It has 427 inhabitants. The nearest city is Devrek, 16.7 km to the northeast. Among the landmarks around are Heraclea Pontica (44 km) and Köprübaşı Dam (11.7 km).