condition mean min max 4 h after light 9.7 9.7 9.7 8 h after light 31.45 22.6 40.3 12 h after light 9.649999999999999 1.9 17.4 4 h after dark 7.6499999999999995 7.1 8.2 8 h after dark 18.9 4.8 33.0 12 h after dark 14.95 11.5 18.4