condition mean min max 3 h after light 24.104933333333335 21.4536 28.9339 6 h after light 23.96966666666667 19.7068 28.3625 9 h after light 22.907899999999998 17.5824 28.2933 12 h after light 30.71395 23.9602 42.1016 3 h after dark 47.9135 42.4633 50.7588 6 h after dark 49.952866666666665 44.453 54.8626 9 h after dark 42.4745 39.0121 46.0321 12 h after dark 42.72325 42.2812 43.1653