condition mean min max 4 h after light 22.237675000000003 20.932963 23.542387 8 h after light 27.7471855 27.210046 28.284325 12 h after light 19.6821105 18.917962 20.446259 4 h after dark 15.928659500000002 13.970788 17.886531 8 h after dark 14.6552005 13.57419 15.736211 12 h after dark 42.956582 42.956582 42.956582