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NorwayThe weather in August in Tromsø
It's cool to moderate in August in Tromsø with an average temperature of 15°C. Temperatures this month range from a low of 13°C to a high of 18°C. At night, you can expect temperatures between 7°C and 11°C.
Looking for sun and warm weather? August isn’t a good month to be in Tromsø. The temperatures are too low for a warm stay this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in August for Tromsø, Norway. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 28°C in 2018, Tromsø reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 8°C in 2016. The extreme nighttime temperatures ranged from a lowest recorded value of 3°C to a highest value of 18°C.
Water temperature
The water temperature at Tromsø is 15°C this month. This is probably too cold to swim without protective gear.
Rainfall amount
In August, there is an average of 83 mm of precipitation, spread over 11 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
Daily weather in August for Tromsø
Click on any day in August to get detailed info about the usual weather on that day in Tromsø. Check out the historical temperatures and precipitation over the past 10 years on this day.
August weather comparison
| Tromsø | New York | |
|---|---|---|
| Average temperature | 15°C | 30°C |
| Max. temperature | 18°C | 31°C |
| Min. temperature | 7°C | -5°C |
| Total precipitation | 83 mm | 79 mm |
| Rainy days | 11 days | 13 days |
Start of August
The month of August starts in Tromsø with cool temps, averaging around 17°C during the day and nights around 11°C.
Mid August
By mid-August, daytime temps drop to around 16°C, with nights around 10°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of August
By the end of August, the average daytime temperature in Tromsø is around 14°C, while nighttime temps are about 9°C. A shower might pop up, but overall, the weather will be dry and sunny.
Find affordable trips to Tromsø
UV index
The UV index is a maximum of 4 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Check out the climate of Tromsø for all months and discover the best travel time
Curious about the weather in other parts of Norway? Check out the climate and weather for spots like Oslo, Lofoten, Vesterålen, or explore other destinations in Norway.
Temperature charts
These charts show the average temperatures in August in Tromsø, Norway. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in August in Tromsø
Temperature in August in Tromsø over the years
Precipitation charts
These charts show the average amount of precipitation in August in Tromsø, Norway. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in August in Tromsø
Total precipitation in August in Tromsø over the years
Daily UV index in August in Tromsø
This chart shows the average daily UV index in August in Tromsø, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in August in Tromsø
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Average weather in Tromsø by month
Click on a month below to see detailed weather info for Tromsø. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.