Weather in Tromssa in September
The weather in Tromssa in September is cold, when degrees are between 4 and 10 and there are 21 days of rain and 2 days of snow in average. Therefore, if you are planning a trip to Tromssa in September, warm clothes and gloves are highly recommended.
Avg Temp
4° - 10°
Avg Rainy Days
21
Avg Dry Days
9
Avg Snow Days
2
Weather Facts - Tromssa in September
* The warmest temperature recorded in in September is 21°C
* The coldest temperature recorded in Tromssa in September is (-3°C)
* The average rainfall in Tromssa in September is 105 mm