Alcune osservazioni su variazioni del clima in Sardegna

The data of the temperatures and precipitations collected in over fifty years allow to show some climatical variations of Sardinia island. The temperatures seem to change according to a cycle about of twenty years; the precipitations in the last twenty years seem to become heavier in the centre-southern part of the Island and lighter in the North. At the same time the summers become more rainy and the autuns become drier.