The temperate continental climate of the temperate zone is characteristic of the Rostov region. Winter is usually cloudy and windy. Summer is windy, dry and hot. Continental features in the climate of the Rostov region are amplified in the direction from the northwest of the territory to the southeast.
A characteristic feature of the climate of the region is the abundance of sunlight and heat. The circulation processes of the southern zone of temperate latitudes prevail. However, intrusions of cold masses from the Arctic are possible, their frequency is low (about 3% per year).
Intrusions of tropical air masses, bringing exhausting heat in the summer and a significant increase in air temperature in the winter, are noted more often. Remoteness from large bodies of water determines the continental nature of the climate. The air temperature has a pronounced annual course.
Relative humidity also has a well-defined annual course, but the opposite is the temperature of the air. The maximum values - 85-90% - are observed in the winter months, the minimum - 48-60% - in the summer. Relative humidity drops to 30% or less with a drier temperature. The number of dry days varies from 45 in the southwest to 85 in the southeast of the region on average per year.
Annual precipitation is 530-550 mm in the south-west of the region, 320-360 mm in the southeast. The greatest amount of rainfall per month falls in June - July (50-70mm). Snow cover in the region appears in late November - early December, and stable snow cover forms in late December - early January. Dust storms occur 3-7 days a year, in the southeast of the region - 20-25 days, in some years - up to 60 days.
Climate map of Rostov Region:
A source: donland.ru, trasa.ru