Question

How to hide Cygwin Python console window in Windows?

Neither pythonw, nor renaming to *.pyw does not seem to apply here, since Cygwin is a different build from regular Windows CPython build.

Answer 1

A small .vbs launcher script should do the trick:

COMMAND = "c:\cygwin\bin\python <path_to_your.py>"

Set wshell = CreateObject("WScript.Shell")
Set proc   = wshell.Environment("Process")

proc("PATH") = "c:\cygwin\bin;" & proc("PATH")

wshell.Run COMMAND, 0