condition mean min max 4 h after light 379.2599295 341.257905 417.261954 8 h after light 409.925634 385.502629 434.348639 12 h after light 384.4155045 351.569055 417.261954 4 h after dark 541.4969845 399.410585 683.583384 8 h after dark 571.132563 428.579328 713.685798 12 h after dark 368.087842 368.087842 368.087842