condition mean min max 4 h after light 482.629703 428.423764 536.835642 8 h after light 405.909528 386.690583 425.128473 12 h after light 454.19331550000004 382.779565 525.607066 4 h after dark 436.3278875 431.977422 440.678353 8 h after dark 450.5519385 406.742932 494.360945 12 h after dark 562.826036 562.826036 562.826036