Preserve Hours

Scottsdale's McDowell Sonoran Preserve is open from sunrise to sunset. Lost Dog Wash, Gateway, Tom's Thumb, Brown's Ranch, Sunrise, and Fraesfield Trailheads all have an access gate that opens and closes based on the changing day length throughout the year.

Day Open Close
Jan. 1 7:02 a.m. 5:31 p.m.
Jan. 15 7:02 a.m. 5:42 p.m.
Feb. 1 6:54 a.m.  5:59 p.m.
Feb. 15 6:42 a.m. 6:12 p.m.
March 1 6:25 a.m. 6:25 p.m.
March 15 6:07 a.m. 6:36 p.m.
April 1 5:45 a.m. 6:49 p.m.
April 15 5:27 a.m. 6:59 p.m.
May 1 5:09 a.m. 7:11 p.m.
May 15 4:57 a.m. 7:22 p.m.
June 1 4:49 a.m. 7:33 p.m.
June 15 4:47 a.m. 7:39 p.m.
July 1 4:52 a.m. 7:42 p.m.
July 15 4:59 a.m. 7:38 p.m.
Aug. 1 5:11 a.m. 7:27 p.m.
Aug. 15 5:20 a.m. 7:13 p.m.
Sept. 1 5:32 a.m. 6:52 p.m.
Sept. 15 5:41 a.m. 6:33 p.m.
Oct. 1 5:52 a.m. 6:11 p.m.
Oct. 15 6:03 a.m. 5:53 p.m.
Nov. 1 6:17 a.m. 5:35 p.m.
Nov. 15 6:30 a.m. 5:25 p.m.
Dec. 1 6:44 a.m. 5:20 p.m.
Dec. 15 6:55 a.m. 5:21 p.m.