My personal favorite time for photography: Golden Hour. It's the last moments before the sun set, when its light turns all orange and its intensity falls into equilibrium with the blue sky. Some also call it Magic Hour, because it just is...
This HDRI is my best seller among corporate clients, especially for automotive renders. I've used it myself on several jobs, even built out a full 3d version for VR. It's simply a treasure trove for look dev in general.