The Open Data BCN portal publishes data related to the climate of the city of Barcelona. One dataset is the Monthly average air temperatures of the city of Barcelona since 1780 with a series of monthly average temperatures shown in Celsius (ºC) and the dataset Monthly accumulated rainfall of the city of Barcelona since 1786, with the data of accumulated monthly rainfall since 1786 represented in millimeters. These data have been published thanks to the collaboration with the Servei Meteorològic de Catalunya, an agency of the Generalitat de Catalunya.