Oachira temple is an ancient temple located in Oachira in Kollam district. The temple is dedicated to Parabrahmam, also called as the Omkaram, the universal consciousness.

The temple is very unique as it practises worship without an idol, and reveres the supreme force of Nature. Unlike other temples, Oachira temple does not have any covered structure and people worship the Parabrahmam under the trees. There is a strong belief that the name Oachira is derived from Uvachanchira, which means Lord Shiva.