I'm sensitive to cold person, so this season is not appreciated every year forby me.

or "sensitive-to-cold person"
you could say "every year" but it's rather unnecessary

I'm happy if I could see it snowing at least, but around my area doesn't have that temperature, the temperature doesn't get low enough.

or "we don't have low enough temperatures"

It's just cold days, and how boring is that.?

I live in a very countrysiderural area, but I don't have a car (I can say this town exists only for its university), so I can't go anywhere.

I'm someone who is sensitive to cold personthe cold, so this season is not appreciated every year forby me.

You could also say "I'm sensitive to the cold"

I'md be happy if I could see snowing at least but around my area doesn't have that temperatures low enough.

It feels more natural to use the noun "snow" instead of the verb "snowing"

It's just cold days and how boring is thatthat is boring.

"how boring is that" is usually a question. You could say "it's just cold days - how boring is that?"

I live in a very countrysiderural area but I don't have a car (I can say this town only exists only for university) so I can't go anywhere.

I'm sensitive to cold person, so this season is not appreciated every year forby me.

so I don't appreciate this season (at all) sounds more natural, but this is grammatical correct

I'md be happy if I could see snowing at least, but around my area doesn't have that temperatures low enough.

It's just cold days and how boring is thatthat is so boring.

I live in a very countrysiderural area but I don't have a car (I can say this town only exists only for a university) so I can't go anywhere.