When:
August 17, 2020 all-day America/Toronto Timezone
2020-08-17T00:00:00-04:00
2020-08-18T00:00:00-04:00
Where:
Canada: Yukon

Yukon only. Also known as Klondike Gold Discovery Day. Replaces the Civic Holiday observed on the 1st Monday of August in other areas of Canada

Monday nearest August 17th. Yukon

Information provided by www.officeholidays.com