condition mean min max 3 h after light 20.2579 17.5527 23.1027 6 h after light 20.8456 19.417 21.6077 9 h after light 27.455766666666666 25.4253 29.6497 12 h after light 28.48 26.9437 30.3288 3 h after dark 45.2621 42.1119 51.126 6 h after dark 43.54293333333334 39.2102 46.8036 9 h after dark 37.960300000000004 35.9356 39.7749 12 h after dark 27.941166666666668 20.1207 37.0799