Saturday, 30 May 2026
Confirmed — source checked
This is the first listed date for this year; a separate observance date has not been assigned.
Adhi Poson Full Moon Poya Day is observed in Sri Lanka. Check the holiday dates, observance information and calendar details below.
Bank, office and school arrangements require the applicable authority or institution notice. Missing scope data does not mean open.
No future occurrence is available in the supported data. A new date has not been inferred.
Recorded confirmation and independent source review are shown separately. An institution-specific notice does not establish closure for every employer or school.
Official holiday calendar or legal framework
Confirmed · Scope: public · Checked 2026-10-01
The official Sri Lanka 2026 calendar under the Holidays Act confirms public and Full Moon Poya holidays; future lunar calendars remain provisional.
Official holiday calendar or legal framework
Confirmed · Scope: public · Checked 2026-10-01
Confirmed by the official 2026 calendar or dated governing decision. The official Sri Lanka 2026 calendar under the Holidays Act confirms public and Full Moon Poya holidays; future lunar calendars remain provisional.
View all Sri Lanka public holidays 2026