condition mean min max 0 h after light 1120.675 1060.12 1181.23 4 h after light 639.172 492.757 785.587 8 h after light 638.377 580.443 696.311 4 h after dark 622.6510000000001 481.212 764.09 8 h after dark 248.4 208.918 287.882 12 h after dark 1047.816 813.312 1282.32