condition mean min max 4 h after light 26.13915 24.3901 27.8882 8 h after light 18.804949999999998 18.6372 18.9727 12 h after light 14.89885 14.1109 15.6868 4 h after dark 23.9246 23.1274 24.7233 8 h after dark 20.915466666666667 20.6014 21.1081 12 h after dark 22.506766666666667 22.0896 22.9378