Solved
Cloud Cover achievement not activating when beating Cloudy Day level 12 (1.5.0)
I took the time to beat the Cloudy day levels to get the Cloud Cover achievement tied to doing so but only got to the roof section of Cloudy day after the 1.5.0 patch was installed and after beating ...
It's been broken since v1.5.0 dropped. On all platforms.
Until they fix it there's no way to get it.
