condition mean min max 4 h after light 41.5 41.5 41.5 8 h after light 49.7 31.0 68.4 12 h after light 28.900000000000002 7.2 50.6 4 h after dark 57.800000000000004 31.2 84.4 8 h after dark 48.900000000000006 48.1 49.7 12 h after dark 28.049999999999997 13.7 42.4