SCHEDULE CHANGES IN TEMPERATURE
Partly  sunny
Sumy
+21°C
Wind: 0 m/s, North
Humidity: 92%
Pressure: 741 mm
Sunrise: 04:30, Sunset: 20:58
28 June, Sunrise 04:30, Sunset 20:58
Today
shower
+20..+30°C   shower, Partly sunny
3:00
Clear
+20°C
+23°C
741
88%
0 m/s North
6:00
Partly  sunny
+21°C
+24°C
741
92%
0 m/s North
9:00
shower
+25°C
+29°C
741
79%
0 m/s South
12:00
shower
+29°C
+32°C
741
55%
1 m/s South
15:00
shower
+30°C
+33°C
740
52%
1 m/s North-West
18:00
shower
+28°C
+32°C
740
69%
1 m/s North
21:00
shower
+21°C
+23°C
740
86%
2 m/s East
24:00
Sunny  intervals
+20°C
+20°C
740
88%
3 m/s East
29 June, Sunrise 04:31, Sunset 20:58
29.06
rain with hail, strong thunderstorm
+19..+28°C   shower, rain with hail, strong thunderstorm, rain with thunderstorm and hail, Sunny intervals
3:00
Sunny  intervals
+19°C
+19°C
741
92%
3 m/s East
6:00
shower
+19°C
+20°C
741
94%
3 m/s South-East
9:00
shower
+24°C
+27°C
742
84%
2 m/s East
12:00
shower
+27°C
+28°C
742
69%
4 m/s South-East
15:00
rain with hail, strong thunderstorm
+28°C
+31°C
742
68%
3 m/s South-East
18:00
rain with hail, strong thunderstorm
+25°C
+27°C
743
85%
4 m/s East
21:00
rain with hail, strong thunderstorm
+21°C
+23°C
743
93%
3 m/s East
24:00
rain with thunderstorm and hail
+19°C
+20°C
743
95%
3 m/s East
30 June, Sunrise 04:31, Sunset 20:58
30.06
rain with hail, strong thunderstorm
+17..+25°C   rain with thunderstorm and hail, rain with hail, strong thunderstorm, Sunny intervals
3:00
rain with thunderstorm and hail
+18°C
+19°C
743
95%
3 m/s East
6:00
Sunny  intervals
+19°C
+20°C
743
95%
3 m/s North-East
9:00
Sunny  intervals
+23°C
+23°C
744
84%
4 m/s North-East
12:00
Sunny  intervals
+25°C
+25°C
744
74%
5 m/s North-East
15:00
rain with hail, strong thunderstorm
+25°C
+26°C
744
75%
5 m/s North-East
18:00
rain with hail, strong thunderstorm
+24°C
+25°C
744
80%
5 m/s North-East
21:00
rain with hail, strong thunderstorm
+20°C
+19°C
744
91%
5 m/s North-East
24:00
rain with thunderstorm and hail
+17°C
+16°C
744
96%
5 m/s North-East

Weather, climate Sum

Reference Information...

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.

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