Chilla (month) Chilla (month) Chillā (Nepal Bhasa: चिल्ला) is the fifth month in the Nepal Era calendar, the national lunar calendar of Nepal. The month coincides with Phalguna (फागुन) in the Hindu lunar calendar and March in the Gregorian calendar. Chillā 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 Chillā Thwa (चिल्ला थ्व) and Chillā Gā (चिल्ला गा) respectively. The major event that occurs during this month is Holi, the festival of colors, which begins on the 8th day
Adoption of the Gregorian calendar started to make the change from the Julian calendar and towards the Gregorian calendar in 1700, but it was decided to make the (then 11-day) adjustment gradually by excluding the leap days (29 February) from each of 11 successive leap years, 1700 to 1740. Meanwhile, the Swedish calendar would be out of step with both the Julian calendar and the Gregorian calendar for 40 years; also, the difference would not be constant but would change every four years. This system had potential for confusion when working out the dates of Swedish events in this 40-year period. To add to the