condition mean min max 4 h after light 14.4652705 14.08791 14.842631 8 h after light 14.499858 14.103696 14.89602 12 h after light 15.2920075 14.859336 15.724679 4 h after dark 15.6912175 14.859336 16.523099 8 h after dark 14.4917055 14.124075 14.859336 12 h after dark 14.625464 14.625464 14.625464