Weather in Sumen in September
The weather in Sumen in September is variable, ranging from pleasant days to cool nights. Temperatures are between 13 and 23 degrees, which is great for travelling. However, there is a reasonable chance of rain, with 8 rainy days on average, so it is recommended to take an umbrella.
Avg Temp
13° - 23°
Avg Rainy Days
8
Avg Dry Days
22
Avg Snow Days
0
Weather Facts - Sumen in September
* The warmest temperature recorded in in September is 34°C
* The coldest temperature recorded in Sumen in September is 1°C
* The average rainfall in Sumen in September is 74 mm