condition mean min max 3 h after light 35.777100000000004 33.4776 37.7304 6 h after light 40.5789 32.4281 45.9193 9 h after light 42.69006666666667 36.0737 49.2556 12 h after light 50.111025 46.5666 53.8403 3 h after dark 51.38013333333333 47.5586 54.9989 6 h after dark 49.8622 44.7776 54.2843 9 h after dark 39.89553333333333 36.7271 45.0224 12 h after dark 38.68055 37.6721 39.689