condition mean min max 4 h after light 19.741999999999997 18.9594 20.5246 8 h after light 22.090400000000002 21.817 22.3638 12 h after light 21.787300000000002 20.7984 22.7762 4 h after dark 26.8139 25.1991 28.4287 8 h after dark 25.461199999999998 24.8665 26.0559 12 h after dark 22.0024 21.7123 22.2925