The metadata record summarizes information for time series of yearly weather measurements from the 41 meteo stations of ASTA. The dataset goes back a maximum of 50 years in time, starting at the foundation of each station.
The kind of measurements differ from station to station.

This dataset is available via the WMS Time (https://wms.inspire.geoportail.lu/geoserver/mf/wms?service=WMS&version=1.3.0&request=GetCapabilities) and WFS (https://wms.inspire.geoportail.lu/geoserver/mf/wfs?service=WFS&version=2.0.0&request=GetCapabilities) API protocols. See for example the following sample requests:

WFS: https://wms.inspire.geoportail.lu/geoserver/mf/wfs?SERVICE=wfs&VERSION=2.0.0&REQUEST=GetFeature&TRANSPARENT=true&TYPENAME=MF.PointTimeSeriesObservation_Yearly_ASTA_avg_ta200&srsName=EPSG:3857&OUTPUTFORMAT=application/json&CQL_FILTER=datetime%20BEFORE%202020-01-01T00:00:00Z%20%20AND%20datetime%20AFTER%202018-12-31T00:00:00Z%20AND%20name_descr=%20%27Arsdorf%27

WMS Time: https://wms.inspire.geoportail.lu/geoserver/mf/wms?SERVICE=WMS&VERSION=1.3.0&REQUEST=GetMap&FORMAT=image%2Fpng&TRANSPARENT=true&STYLES&LAYERS=mf%3AMF.PointTimeSeriesObservation_Yearly_ASTA_avg_ta200&CRS=EPSG%3A3035&WIDTH=474&HEIGHT=769&BBOX=2914640.6691353433%2C4006619.263203916%2C3031916.5131074684%2C4079000.448155462&TIME=2019-01-01T00:00:00.000Z

Data is transformed into INSPIRE data model.

Description copied from catalog.inspire.geoportail.lu.