cc-by-4.0Kulmala, Markku2025-04-292020-02-262020-02-26https://datakatalogi.helsinki.fi/handle/123456789/4196This data set includes airborne and ground-based measurements of aerosol particles and meteorological variables from Hyytiälä, Finland (61.85N, 24.28E). The airborne measurements were done between 2013-2015 and the ground-based measurements include selected data between 2006-2017.dataset