condition mean min max 0 h after light 32.60155 31.7755 33.4276 4 h after light 26.38705 26.1135 26.6606 8 h after light 20.419849999999997 20.0754 20.7643 4 h after dark 21.178800000000003 20.1386 22.219 8 h after dark 17.3772 16.8818 17.8726 12 h after dark 22.9424 18.1014 27.7834