condition mean min max 3 h after light 23.2542 22.6301 23.6088 6 h after light 23.3344 19.4916 27.2719 9 h after light 23.312633333333334 22.9071 23.6644 12 h after light 27.090525 24.114 32.0568 3 h after dark 28.5856 28.0766 29.387 6 h after dark 27.2496 26.4954 28.665 9 h after dark 21.7945 20.1801 24.2804 12 h after dark 20.799349999999997 19.0602 22.5385