condition mean min max 4 h after light 30.416919 22.937926 37.895912 8 h after light 33.144101500000005 18.353417 47.934786 12 h after light 28.01742 21.31398 34.72086 4 h after dark 46.910604 28.323654 65.497554 8 h after dark 46.080076500000004 30.829017 61.331136 12 h after dark 38.464968 38.464968 38.464968