Each network has different engagement levels depending on the day and the time of day. Our friends at Social Media Today have put together a great article on when you should post to maximize engagement, however, looking at the analytics for your specific audience will give you the best idea of when to post to maximize engagement! Here is a quick summary:
Facebook:
Monday, Wednesday and Friday 9 a.m.–1 p.m.
The single best time to post is on a Wednesday at 11 am.
The worst day is Saturday and Sunday
Instagram:
Tuesday-Friday between 10am-3pm
The single best time to post is on a Tuesday or Thursday at 2pm
The worst days to post on Instagram are Saturday and Sunday
LinkedIn:
Tuesday-Thursday between 9am-noon
Content posted on weekends and after work tend to get less engagement
Monday-Friday between 9am-3pm
Content posted on weekends tend to get less engagement