Files with try file extension can generally be found as weather data files.
TRY file extension - TRY weather data
What is try file? How to open try files?
File type specification:
The try file extension is mainly related to a special data format that contains weather information, which is used to perform WUFI calculations.
This format was used by the German National Weather Service DWD for the test reference years published in 1986. The latest version of this format uses simple DAT extension.
This try file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.