condition mean min max 2 h after light 21.473533333333332 15.6506 28.5125 6 h after light 39.58 30.3271 46.4426 10 h after light 39.83125 34.0762 46.0295 14 h after light 43.18125 30.3704 60.0125 18 h after light 36.051 25.3782 47.9478 2 h after dark 28.0107 25.6421 29.8201