Month/weekday names can be set on all charts using the following properties of AmCharts class: monthNames, shortMonthNames, dayNames and shortDayNames. So, to translate month names to German, you should set: AmCharts.monthNames = [   ‘Januar’,   ‘Februar’,   ‘März’,   ‘April’,   ‘Mai’,   ‘Juni’,   ‘Juli’,   ‘August’,   ‘September’,   ‘Oktober’,   ‘November’,   ‘Dezember’];