Weather in Sumy in September

The weather in Sumy in September is fickle, ranging from cold to pleasant. Temperatures are between 8 and 18 degrees and there are about 12 days of rain, so it is advised to prepare for both warm and chilly conditions.
Avg Temp
8° - 18°
Avg Rainy Days
12
Avg Dry Days
18
Avg Snow Days
0
Full weather report for today ››

Weather forecast for the next 14 days ››

Weather Facts - Sumy in September

* The warmest temperature recorded in in September is 31°C
* The coldest temperature recorded in Sumy in September is (-4°C)
* The average rainfall in Sumy in September is 56 mm

Yearly Average for Sumy

Max Temp
Min Temp
Rainy Days
Jan.
(-2°)
(-7°)
18
Feb.
(-2°)
(-8°)
15
March
4°
(-3°)
15
April
14°
4°
13
May
20°
8°
14
June
23°
13°
14
July
26°
15°
13
August
25°
13°
10
Sep.
18°
8°
12
Oct.
11°
3°
14
Nov.
3°
(-2°)
16
Dec.
(-2°)
(-7°)
16

Average Temperature in Sumy