condition mean min max 4 h after light 49.335296500000005 26.416053 72.25454 8 h after light 23.831085 21.081777 26.580393 12 h after light 24.813264500000002 22.755873 26.870656 4 h after dark 23.286263499999997 16.158941 30.413586 8 h after dark 101.3201325 93.408945 109.23132 12 h after dark 70.313647 70.313647 70.313647