According to Food and Drug Administration, safe cooking temperature for chicken is 165 degree Fahrenheit.
There are multiple safe tips provided to cook or barbecue chicken at an outdoor event such as, marinating chicken before barbecuing and refrigerate it for some hours. In some cases, partial cooking before grilling is also safe especially when the partial cooked food go on grill immediate.
On the other hand, meat products other than chicken such as pork, beef, veal and lamb cooks at 145 degree Fahrenheit temperature.