9 see also
Here are some references related to weather data analysis. Expansion suggestions are very welcome via github or berry-b@gmx.de!
R packages for weather data
USA: countyweather, rnoaa
Canada: weathercan
Netherlands: KNMIr
World: GSODR
France: Blogpost, not package
Other resources
UK data website
The Python equivalent of rdwd: the package wetterdienst that also covers Radolan and Radvor and has local caching (even with an SQL interface), but has many dependencies. It accesses more data sources than rdwd and currently has a more active development community.
the Catchment Attributes and MEteorology for Large-sample Studies initiative (CAMELS).