Dawn And Dusk Timeslogin - News Gazette Obituaries Champaign Illinoismanage Page The big one is that dusk occurs right before the sun sets in the west. Dawn, on the other hand, is when the. In june or december, astronomical dawn to sunrise or sunset to astronomical dusk occurs at latitudes less than 48ยฐ34' north or south, because in june the sun crosses the tropic of.
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