condition mean min max 3 h after light 23.6733 22.9174 24.4315 6 h after light 22.7121 17.8155 28.873 9 h after light 22.799033333333334 18.4848 26.613 12 h after light 27.934875 22.1392 35.7886 3 h after dark 38.2109 35.8131 40.6222 6 h after dark 34.8216 33.3612 37.6544 9 h after dark 29.77466666666667 25.9972 32.5433 12 h after dark 34.06545 32.1877 35.9432