Charts

HOA offers a variety of charts based on historic timeseries observed in the Greater Athens Area:

Station charts: Time series derived from single meteorological stations
Variable charts: Diagrams of single variables based on observations from selected meteorological stations
Surface charts: Surface charts of the Greater Athens Area for selected variables

Station charts	Variable charts	Surface charts

Zografou (NTUA) Agios Kosmas Psyttalia Menidi Ilioupoli Galatsi Mandra Penteli Pikermi Ano Liosia	Temperature Humidity Rainfall Wind speed and gust Wind directions Solar radiation	Temperature Humidity Heat Index Summer Simmer index (SSI) De Martonne Aridity (IDM) Precipitation (current hydr. year) Precipitation (current month)