Manufacturing data from the US was better than expected, as were those from Europe, but China's data offered another sign that growth in the world's second-largest economy is dimming.
In the US, the Institute for Supply Management's index of national factory activity gained to 50.9 in June from 49 in May. A reading above 50 signals expansion.
In late afternoon trading in New York, the Dow Jones Industrial Average advanced 0.65 per cent, the Standard & Poor's 500 Index increased 0.70 per cent and the Nasdaq Composite Index rose 0.96 per cent.
"People saw ISM was stronger and slightly higher than consensus and decided to run with it," Kim Forrest, senior equity research analyst at Fort Pitt Capital Group in Pittsburgh, told Reuters.
A gauge of manufacturing in the euro zone rose to 48.8 last month, the highest level in 16 months, from 48.3 in May, Markit Economics said. That compared with an earlier flash estimate of 48.7.