condition mean min max 3 h after light 49.98746666666666 45.0796 59.5774 6 h after light 40.0092 27.0314 50.7107 9 h after light 53.670899999999996 45.8794 61.6413 12 h after light 65.557 52.9237 79.4576 3 h after dark 48.38613333333333 42.9964 51.6188 6 h after dark 40.74183333333333 36.5214 43.4644 9 h after dark 35.23683333333333 32.6883 39.7388 12 h after dark 45.53765 40.758 50.3173