condition mean min max 3 h after light 31.5734 28.5723 36.9391 6 h after light 28.1356 23.0641 32.5424 9 h after light 25.1604 21.4028 27.2695 12 h after light 26.003333333333334 24.2468 29.4623 3 h after dark 31.7849 28.5949 33.5214 6 h after dark 35.8221 33.7917 37.0792 9 h after dark 35.3731 33.9589 37.7948 12 h after dark 37.8947 32.0193 45.3553