condition mean min max 2 h after light 60.787800000000004 49.3615 72.6738 6 h after light 46.786883333333336 35.7244 64.8411 10 h after light 41.3945 20.1411 64.2921 14 h after light 47.442750000000004 29.7949 72.9988 18 h after light 45.19538333333333 33.7639 57.1811 2 h after dark 43.6179 32.8982 50.7151