The climate of the Southern Colonies included rich farm land, forests and fish. The climate of the Southern Colonies was the warmest climate of the three colonial regions. The warmer climate was a positive factor for the colonists in the Southern Colonies. They didn't worry as much about surviving cold winters. The warmer climate was also a negative factor for the colonists in the Southern Colonies; the warm, moist climate carried diseases that killed the colonists. The geography of the Southern Colonies which had a broad, coastal plain that was hilly and covered with forests.