Not.
https://www.washingtonpost.com/news/post-politics/wp/2017/08/28/trump-defends-pardon-of-former-arizona-sheriff-joe-arpaio/
Addressing the specific timing of his pardon — which seemed to embody a classic “news dump,” coming as the nation focused on the impending storm — the president said he actually imagined the controversial pardon would have attracted even more media attention, because of the Harvey coverage.
“Actually in the middle of a hurricane, even though it was a Friday evening, I assumed the ratings would be far higher than they would be normally,” he said.
https://www.washingtonpost.com/news/post-politics/wp/2017/08/28/trump-defends-pardon-of-former-arizona-sheriff-joe-arpaio/