How to obtain historical solar radiation data of an area

Share a tutorial, I hope it will help you.

First, select the city or region you want to query. Take Changchun as an example: "China-Jilin-Changchun".

Then choose the data source you need, such as the European Medium-range Weather Center.

Then choose the time you need to find.

Finally, select the meteorological data you need "surface horizontal radiation" and click View.