It most definitely is, and it does. Winters are actually rather cold there.
It can if it is cold enough.
No it can snow whenever it is cold enough
if it's cold enough
i would say because its not cold enough
No, climate isn't cold enough
It was cold enough.
Yes. If it gets cold enough.
As you get higher it gets colder. If you get high enough it gets cold enough for the snow to stay.
The air has to be cold enough to crystalize the water in the air.
wherever it is cold enough AND there is enough snow fall to result in more snow being deposited than melts.
Very little. Rome is in a warm climate, and it usually does not get cold enough for snow.
Yes if it gets cold enough