https://www.telerik.com/kendo-jquery-ui/documentation/api/javascript/dataviz/ui/chart/configuration/categoryaxis.rangelabels.dateformats.days
categoryAxis.rangeLabels.dateFormats.days - API Reference - Kendo UI Chart - Kendo UI for jQuery
In this article you can see how to configure the categoryAxis.rangeLabels.dateFormats.days property of the Kendo UI Chart.
api referencekendo uicategoryaxisdays