Silla (month) Silla (month) Sillā (Nepal Bhasa: सिल्ला) is the fourth month in the Nepal Era calendar, the national lunar calendar of Nepal. The month corresponds to Magha (माघ) in the Hindu lunar calendar and February in the Gregorian calendar. Sillā begins with the new moon and the full moon falls on the 15th of the lunar month. The month is divided into the bright and dark fortnights which are known as Sillā Thwa (सिल्ला थ्व) and Sillā Gā (सिल्ला गा) respectively. The most important festivals during the month are Shree Panchami which falls on the fifth day of the bright fortnight
Coutrallam Falls receives its waters during the South-west monsoon from May to September, but the maximum amount of rainfall is received during the North-east monsoon during October to December. The Kutralanathar Temple is located close to the main falls. The Tirunelveli district administration organises Saral Vizha every year during the Tamil month of "Aadi" (July - August). The falls is usually frequented by devotees of the Papanasanathar Temple, who take a holy dip in the falls before visiting the temple. The falls is also frequented by tourists to Sabarimala during the November - December season in a religious circuit in the region