Tachhalā (Nepal Bhasa: तछला) is the eighth month in the Nepal Era calendar, the national lunar calendar of Nepal. The month coincides with Jyeshtha (ज्येष्ठ) in the Hindu lunar calendar and June in the Gregorian calendar. Tachhalā 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 Tachhalā Thwa (तछला थ्व) and Tachhalā Gā (तछला गा) respectively.