Opening and Closing Dates Arapahoe Basin Open

The official opening and closing dates for Arapahoe Basin, Colorado for current and past seasons. These dates are subject to change at Arapahoe Basin's discretion based on weather and snowfall. Estimated dates are based on historical averages or advice from the resort.

Arapahoe Basin, Colorado

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Arapahoe Basin, Colorado

Season	Opening	Closing
Dates
18/19	20/10/2018	09/06/2019 (estimated)
17/18	13/10/2017	03/06/2018
16/17	21/10/2016	11/06/2017
15/16	29/10/2015	12/06/2016
14/15	17/10/2014	14/06/2015

Season	Opening	Closing
Snow Depth
17/18	19″	-
16/17	19″	34″
15/16	19″	21″
14/15	19″	28″