Package netcdf is a Go binding for the netCDF C library. This package supports netCDF version 3, and 4 if netCDF 4 support is enabled in the C library.
Documentation can be found here: http://godoc.org/github.com/fhs/go-netcdf/netcdf
First, make sure you have the netCDF C library is installed. Most Linux distributions have a package for it: libnetcdf-dev in Ubuntu/Debian, netcdf in ArchLinux, etc. You can also download the source from Unidata, compile and install it.
Then, to install go-netcdf, run:
$ go get github.com/fhs/go-netcdf/netcdf