Selome Hailu The 2024 Republican National Convention hit its highest viewership on its final night, averaging 25.4 million viewers across networks on Thursday. Viewership peaked at 28.4 million from 10:45 to 11:00 p.m, on the early side of a 90-minute speech made by former president and current presidential candidate Donald Trump. As with the previous nights of the convention, Fox News Channel’s coverage was the most-watched.