Hydro-meteorological characteristics of the summer of 2013 at the Pinka region: (a) daily maximum air temperature (AT_max), and sun hours per day measured at the climate stations Kleinzicken and Bad Tatzmannsdorf, (b) daily precipitation (precip.) at the same climate stations, and the resulting discharges at two gauges (DFS 12.45 and 37.75), and (c) daily maximum and mean water temperatures (WT max and WT mean) at selected sites along the river Pinka (DFS = distance from source). The heat wave periods (Kyselý) are shaded in grey.