28 April to 3 May – Scheduled date for the road cycling stage race 2020 Tour de Romandie, to be held in Switzerland
25 August 2020 – Raphaël Domjan jumps out of the SolarStratos HB-SXA solar plane in Payerne, Switzerland, with test pilot Miguel Iturmendi in command of the plane, the first jump off of an electric plane and the first free fall in solar history. He dropped several hundred meters and reached a speed of 150kmh.[1]
Deaths
1 January – Martin Bundi, historian and politician (b. 1932)[2]