condition mean min max 4 h after light 24.120350000000002 22.0202 26.2205 8 h after light 21.0606 20.3036 21.8176 12 h after light 21.140500000000003 20.8334 21.4476 4 h after dark 26.734099999999998 26.718 26.7505 8 h after dark 32.08396666666667 30.7926 33.8656 12 h after dark 27.082733333333334 26.5246 27.8196