condition mean min max 4 h after light 18.306449999999998 17.9589 18.654 8 h after light 15.360500000000002 14.2901 16.4309 12 h after light 25.9191 25.8548 25.9834 4 h after dark 35.76513333333333 34.2405 37.5539 8 h after dark 29.164133333333332 25.8349 32.7849 12 h after dark 25.613699999999998 24.2507 26.3905