Disclaimer: All data presented here cannot be used for any extrapolation regarding the climate of the region or for the protection of life, property or goods. Data for NOA stations derives from the National Observatory of Athens; data for the historic station of the National Observatory of Athens at Thiseio were obtained from here which is freely available under the CC-BY 4.0 licence. Data for HNMS stations derives from Klein Tank, A.M.G. et al, 2002. Daily dataset of 20th-century surface air temperature and precipitation series for the European Climate Assessment. Int. J. of Climatol., 22, 1441-1453. Deviations from actual data are possible, as observations are updated automatically. The data belong to each weather station's administrator/owner and are acquired only through freely available information online.