condition mean min max 4 h after light 28.5 28.5 28.5 8 h after light 48.0 42.3 53.7 12 h after light 38.9 37.8 40.0 4 h after dark 23.400000000000002 6.2 40.6 8 h after dark 37.5 33.8 41.2 12 h after dark 40.9 22.5 59.3