As in all these years this has not been added, you might want to take a look at:
GitHub - fboes/aerofly-wettergeraet: ✈️ Copy METAR weather information into Aerofly FS2 and Aerofly FS 4
✈️ Copy METAR weather information into Aerofly FS2 and Aerofly FS 4 - fboes/aerofly-wettergeraet
github.com
(Windows only)
After more than six years of waiting I am still hoping for Aerofly to offer these settings right from their menu.