Out of my above list, in the given context, I would nominate
Based on the adjective appalling [Macmillian]:
very unpleasant and shocking
I will note that I choose this term because, in the OP's example context, "ungodly" is being used in the sense of "excessive" or "unreasonable". Per Collins, definitions 2 & 3:
- adjective [ADJECTIVE noun] If you refer to a time as an ungodly hour,
you are emphasizing that it is very early in the morning. [emphasis]
...at the ungodly hour of 4.00am.
- adjective [ADJECTIVE noun] If you refer to the amount or volume of something as ungodly, you mean that it is excessive or unreasonable.
"Ungodly" is used quite frequently in this sense (at least in the US).
Hey, welcome to Houston! You'll love it here...once we get to October.
But, there are some things you should know, particularly about
Houston's ungodly traffic.
'Last week we had the blast furnace heat, but today we have the
ungodly humidity and it feels worse.