Wan Khao Phansa [วันเข้าพรรษา: wan kâo pan-săa] is a period of three lunar months during the rainy season when monks are required to remain in one particular place or temple [วัด: wát]. This year it runs from July 31st to October 27th 2015 (Wan Awk Pansa : วันออกพรรษา).