condition mean min max 4 h after light 31.4148875 28.481224 34.348551 8 h after light 26.783861 25.917201 27.650521 12 h after light 24.259372 21.061165 27.457579 4 h after dark 29.4830265 28.963601 30.002452 8 h after dark 28.786264 27.907798 29.66473 12 h after dark 25.73771 25.73771 25.73771