October Weather in Tromso

Last updated: March 2, 2024

The weather in Tromso, Norway, during October is characterized by an average temperature of 3°C (37°F). Highs can soar to 12°C (55°F), while lows may dip to -6°C (21°F). Typically, the humidity level in Tromso throughout October hovers around 92%.

-6°C (21°F)

Minimum temperature

3°C (37°F)

Average temperature

12°C (55°F)

Maximum temperature

92%

Humidity

Precipitation and Sunshine hours

In October, Tromso averages 87 mm (3.4 inches) of rainfall, typically over the course of 16 rainy days. The month enjoys an average of 8 hours 52 minutes of daylight, with the sun shining for approximately 5 hours 15 minutes each day. Additionally, there is a 15% probability of sunny days during this period.

87 mm (3.4 inches)

Precipitation

16 rainy days

Rainy days

5 hours 15 minutes

Sunshine hours

15%

Chance of sun

UV Index

In October, the UV Index in Tromso reaches a maximum of 1, indicating a level of Low exposure. The most intense UV radiation typically occurs between 08:00 and 10:00, during which unprotected skin may burn in as little as 45 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 0 1 1 1 1 1 1 1 1 1 1 0 0
Exposure Low
Time to burn 45 min

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