Preserve Hours

Excessive Heat Warning - Daytime temperatures are predicted to be over 110 degrees - should you choose to hike, make sure you are prepared for the heat, well hydrated, have water available and have informed others where you are.
Preserve open and close hours by month/day.
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.
Noon on July 4
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.