Tromsø weather in July
Temperature, sea and sunshine in July: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in July
Good
Best time to visit: July
What is the weather like in Tromsø in July?
In July, Tromsø is cool: daytime highs average 16 °C, and nights cool down to about 10 °C. The sea averages 10.3 °C – swimming is only for the hardy. The sun shines for around 8 hours a day. Rain is frequent, with about 13 rainy days and 85 mm in total. All in all, July is a good month for a holiday in Tromsø.
July compared
How the weather changes from June to August. Tap a month to open it.
More details for July
- Daylight
- Midnight sun
- UV index
- 3 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 13 km/haverage daily peak
- Cloud cover
- 75 %on average
- Hot days
- 0 days30 °C or more
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+2Europe/Oslo
How the score comes together
- Temperatureweight 50 %87 %
- Sunshineweight 20 %75 %
- Few rainy daysweight 30 %36 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Nature escape”.
What to pack in July
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
Tromsø in July: quick answers
Is Tromsø hot in July?
No. In July, Tromsø is cool: daytime highs average 16 °C and nights drop to about 10 °C.
Can you swim in Tromsø in July?
Only if you don't mind cold water: in July the sea averages just 10.3 °C. Comfortable swimming temperatures are not reached at any time of year.
Does it rain much in Tromsø in July?
Rain is frequent, with about 13 rainy days and 85 mm in total.
Tromsø month by month
The whole year in TromsøAll destinations: NorwayWhere to go in July
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)