condition mean min max 3 h after light 24.385066666666667 19.2264 33.6824 6 h after light 29.3934 20.7455 38.1833 9 h after light 32.4597 25.1634 44.8481 12 h after light 33.291025 22.4343 40.7825 3 h after dark 59.57556666666667 54.9148 65.0338 6 h after dark 52.84063333333334 46.1821 56.1824 9 h after dark 45.239 42.1127 50.0129 12 h after dark 38.77095 34.825 42.7169