The seasonal distribution of rainfall shows that rainfall is high during winter in the old Tango area due to snow, and high in summer in the southern area due to the rainy season and typhoons.
降水量の季節分布としては旧丹後地域では降雪を中心に冬季雨量が多いが、以南では梅雨・台風により夏季雨量のほうが多くなる傾向がある。