The climate in Tromsø during October can be summarized as cool and damp.
October is in the fall / autumn in Tromsø and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cold 4°C (40°F), whilst at night -2°C (29°F) is normal.
|Daytime temperature||4.4°C 39.9°F|
|Nightly temperature||-1.6°C 29.1°F|
|Average temperature||1.4°C 34.5°F|
|Daily sunshine||2.1 hrs|
|Avg rainfall||118 mm 4.6 ins|
|Rainy days||23 days|
|Sea temperature||8.5°C 47.3°F|
|Windspeed||11.9kph 7 mph|
On average October is the wettest month of the year in Tromsø with around 118mm 4.6 inches of rain making it a damp time to visit. This rainfall is typically spread over 23 days, although this may vary considerably.
On the flip side this corresponds to an average of 2.1 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Tromsø in October 2023.
Best places to visit in October
|Hottest month:||July||14.3°C 57.7°F|
|Driest month:||May||45mm 1.8ins|
|Coldest month:||January||-2°C 28.4°F|
|Wettest month:||October||118mm 4.6ins|