The data set contains WRF-chem model output AOD(aerosol optical depth), Black Carbon (µg m-2) and shortwave fluxes(W m-2) for base run and reduced emissions simulation during COVID-19 Lockdown period for Pan India. Along-with Aethalometer AE-33 daily surface BC measurements from Delhi and Solapur city for the period 2019 and 2020 COVID-19 Lockdown period. Details can be found in the read me file in the folder.