condition mean min max 4 h after light 59.5 59.5 59.5 8 h after light 76.7 61.9 91.5 12 h after light 84.94999999999999 78.1 91.8 4 h after dark 42.85 15.8 69.9 8 h after dark 68.05000000000001 37.7 98.4 12 h after dark 69.65 55.5 83.8