condition mean min max 4 h after light 339.9 339.9 339.9 8 h after light 229.55 225.9 233.2 12 h after light 241.5 195.9 287.1 4 h after dark 246.25 193.7 298.8 8 h after dark 281.54999999999995 272.7 290.4 12 h after dark 305.95 280.4 331.5