Board Thread:Episode Discussion/@comment-4141313-20181208003742/@comment-27312496-20181209025613

ChishioKunrin wrote:
 * Soooo it was snowy because they were in the mountains, not just because they're in northern Anima. I dunno why I was surprised by this. Though, there is snow in Argus, just not as much.

Being by a body of water may play a part in that. If I remember my geology right, bodies of water take longer to warm up and cool off compared to the solid surface. So it was less snowy then the area they had been in because it is still fall.