While Power BI development services will ensure that you have everything ready in record time, the scope and complexity of the project need to be factored in when creating a timeline. Since Power BI consists of data centralization the number of data sources, the transformation required, and the quality of the same would also impact the time taken for development. Most Power BI solutions are developed within the range of a few weeks to months depending on the specific user requirements are well.
Also, the complexity of the dashboard too would impact the timelines. This would include the number of visualizations, interactivity as well as custom features that are required. Also, there could be the additional time that is required for the integration of other tools.