Thiruvairanikulam Mahadeva Temple is a famous Lord Shiva and Goddess Parvathi temple located about 15 km south of Aluva, in Ernakulam district of Kerala. The presiding deity is Lord Shiva, who is worshipped as Mahadeva. The Lord faces east and the separate shrine for Goddess Parvathi facing west in the same sanctum. The unique feature Thiruvairanikulam Temple is that the shrine of Lord Shiva is open all round the year; but, the temple of Parvathi is open only for 12 days in a year. The shrine of the Goddess Parvati is opened during the Malayalam month of Dhanu (mid December – mid January), beginning from the Thiruvathira nakshatram, the birthday of Lord Shiva. A grand festival is celebrated at the Thiruvairanikulam Shiva Temple during the opening period called as Nadathurappu Mahothsavam. This year , Nadathurappu mahotsavam Started on 2015 december 25 and ends on 2016 January 5.
KSRTC operates special bus services to Thiruvairanikkulam Temple from all nearby bus stations.