This graph shows the evolution of temperatures at the Roc de Sant Pere station. On the one hand, the climatic average, or climatic normal, is the average of the temperatures of each day calculated over 30 years (reference period 1991-2020), and is represented by the black line. On the other hand, the columns represent the average temperatures of the last 5 days and those forecast for the next 3 days, in blue or red according to the anomaly. The grey line indicates the evolution of these temperatures along the graph.