The Meteomatics API is now capable of returning images in the GeoTIFF format, which is an extension to the TIFF standard. The contained tags for georeferencing allow displaying these images alongside maps in GIS instead of using our WMS interface, for example in QGIS:
geoTiff example in QGIS
The entire palette of color schemes is available, and querying GeoTIFF instead of PNG is as simple as replacing png with geotiff in the query.