We show the annual climatology of the diurnal cycle. stratified by opaque cloud. using the full hourly resolution of the Canadian Prairie data. The opaque cloud field itself has distinct cold and warm season diurnal climatologies; with a near-sunrise peak of cloud in the cold season and an early afternoon peak in the warm season. https://www.alarecre.com/American-Flag-Color-Block-iPhone-14-Waterproof-Case-p12619/