Responding with 'you don't know that' to a comment with no specific assertions, followed by 'its highly likely...' is a good example of 'irony'. We need more of those on US centric forums as a public education service. Thanks.
They put the limit there in the first place, so why did they choose that temperature? Keep in mind these terminals need to last 5-10 years in these conditions. The motorized antenna is another part that is known to fail in extreme weather. Let's revisit this in a couple years when they have a decent amount of customers.