Good luck getting any help. Microduino's support suck just as bad as their modules.
the links don´t work :(
Software to collect weather data contributed by citizens; to make these data available for weather services and homeland security; to provide feedback to the data contributors so that they have the tools to check and improve their data quality
This project use microduino !
Here the software:
It may be a driver for the hardware issue. If the driver is not install, then the COM port will not show up.
Try to reinstall the latest software and see if the issue is fixed.