condition mean min max 4 h after light 17.1 17.1 17.1 8 h after light 31.85 20.5 43.2 12 h after light 32.3 20.5 44.1 4 h after dark 15.55 7.5 23.6 8 h after dark 14.549999999999999 2.4 26.7 12 h after dark 22.35 21.8 22.9