condition mean min max 4 h after light 35.7315 35.1708 36.2922 8 h after light 37.5373 37.1634 37.9112 12 h after light 31.10325 27.7502 34.4563 4 h after dark 44.089299999999994 42.6502 45.5284 8 h after dark 45.4961 43.4522 47.54 12 h after dark 46.1828 45.2649 47.1007