Weather forecast Sumy

Sum climate is continental, rather wet. Winter with little snow, unstable, moderately cold, summers are warm and moderately humid.

The average temperature for the year is 6,4-7,5 ° C.

The average temperature in January (the coldest month) - minus 4,5-5,2 ° C, the average temperature in July (the hottest month) is 19,4-20,3 WITH.

The absolute minimum temperature recorded in the city on Jan. 9, 1987 - 34,2 ° below zero, the absolute maximum fixed August 5, 2022 and amounted to 39,4 ° C heat.

Winter in Sumy period lasts 104-117 days - from 17-21 November to March 5-14, when there is a steady transition average daily temperature 0 ° C warming and towards the beginning of spring.

Summer period (with average daily air temperatures of 15 ° C and above) lasts 100-108 days - from May 3-6 to 21-27 September.

The average rainfall for the year is 589 mm, varying from year to year from 372 to 868 mm. About 70% of the annual precipitation falls in the warm season.

Daily moistening creates a generally positive balance of moisture in the soil. However, due to the high permeability of light texture of rocks that occur in areas Woodlands, and due to the peculiarities of the ravine and ravines relief in areas of steppe soil with great repeatability drought.Relative humidity in the warm season (April-October) ranges from 63% in spring to 83% in autumn, and the number of days with relative humidity of 30% or less, this period is 11-23 days.

The first autumn frosts occur in the air at the beginning of the third decade of September, marked the last spring frost in late first - early second decade of May.

Late spring frosts in the air was recorded May 27, 1997, and the soil - June 4, 2003.

The earliest autumn frosts observed on Sept. 11, 2004.

Average time bezzamorozkovoho period is 145-175 days.

Snow cover is formed in early November; destroyed in the first half of March. Duration occurrence of snow cover during the winter in the region of 90-108 days, the average height of snow during the winter - 7-13 cm, while the maximum height in some years reaches 36-73 cm. In recent decades, there are winter without permanent snow cover.

Winter usually observed thaw, the number of days on which the period December-February in the region ranges from 36 to 45.