condition mean min max 4 h after light 414.541835 365.320654 463.763016 8 h after light 442.5472025 410.157438 474.936967 12 h after light 413.3713485 398.818333 427.924364 4 h after dark 460.05730300000005 399.569145 520.545461 8 h after dark 415.1571665 391.785242 438.529091 12 h after dark 346.890791 346.890791 346.890791