condition mean min max 3 h after light 23.420166666666667 20.8419 28.3215 6 h after light 14.4136 12.5755 16.0117 9 h after light 12.886633333333334 11.0288 14.0411 12 h after light 26.664925 13.7545 59.9613 3 h after dark 38.722433333333335 29.892 44.2021 6 h after dark 37.8869 32.0547 41.5716 9 h after dark 38.91696666666667 32.7524 44.6569 12 h after dark 57.558350000000004 57.4915 57.6252