We all want to maximize the number of eyeballs on our content and increase overall engagement. So, when is the best time to post content to your social channels? Well, it depends: on your industry, audience, KPI's, and content goals. However, you can use data to help make informed choices and increase your likelihood of success. Below are four graphics for Facebook, Instagram, Twitter, and LinkedIn based on research from Sprout Social. Please note that all times are in Central Time.
Source: Social Sprout
To learn more, you can also check out this interesting article on their website, which breaks this information down further by industry: http://bit.ly/best-posting-times-sprout-social.