Tromsøya

Island Norwegian Arctic island containing the city of Tromsø

Tromsøya island contains the city of Tromsø above the Arctic Circle; visitors come for northern lights and midnight sun seasons, fjord and whale-watching excursions, and access to Arctic trails and museums.

Main image

Tromsøya is the island in northern Norway that contains the central part of the city of Tromsø. It sits well above the Arctic Circle and is the urban core for the surrounding municipality.

On the island are Tromsø’s main streets, museums, shops and cultural institutions concentrated within a compact urban area, making it the primary base for visitors. Green spaces and short trails such as the Prestvannet reserve provide quick access to nature without leaving the island.

Tromsø developed as a regional centre for trade, fishing and Arctic expeditions from the 18th century onward; the island concentrated port and municipal functions as the town expanded. The University and modern infrastructure established Tromsø as a contemporary research and cultural centre for northern Norway.

Tromsøya sits in Troms county (now part of Troms og Finnmark) and is connected to the Norwegian mainland by bridge and tunnel. Its latitude places it well north of the Arctic Circle, making it one of the world’s northernmost significant urban centres.

  • Arctic daylight conditions: Located north of the Arctic Circle, the island experiences the midnight sun in summer and polar night in winter, making seasonal daylight extremes a defining feature for visitors.
  • Transport links: Connected to the mainland by the Tromsø Bridge and the Tromsøysund Tunnel, both of which provide the principal road links for vehicles and public transport.

What to See #

  • Tromsø city centre: Tromsø city centre contains the main pedestrian streets, shops, the cathedral and waterfront quays that form the island's urban core.
  • University of Tromsø (main campus): The University of Tromsø (UiT) main campus is located on the island and is a major local employer and cultural hub with research facilities related to Arctic studies.
  • Prestvannet nature reserve: Prestvannet is a small lake and protected nature reserve on the island used for birdwatching and short nature walks within the urban area.
Tromsøya
Tromsøya island, Tromsø municipality, Troms og Finnmark, Norway
69.6676, 18.9258

How to Get to Tromsøya #

Tromsøya is the island that contains central Tromsø and is linked to the mainland by the Tromsø Bridge (Tromsøbrua) and the Tromsøysund Tunnel; the E8 road uses these connections. Tromsø Airport (TOS) is on the mainland roughly 4-5 km from the city centre.

Regular airport buses (Flybussen) and local bus services run between the airport and Tromsø city centre; once you arrive by bus or car the central harbour and pedestrian streets are a short walk from the main stops.

Tips for Visiting Tromsøya #

  • If you want panoramic views of Tromsø and the surrounding fjords, cross the Tromsø Bridge and take the Fjellheisen cable car (on the mainland side at Tromsdalen) for the easiest access to the viewpoint.
  • For Northern Lights photography or darker-sky viewing, plan to leave the city center-light pollution on Tromsøya is significant, so head to the island's western or eastern shores (or cross the bridge) after dark.
  • The island hosts Tromsø Airport and the city centre close together, so time arrivals/departures knowing transfers on and off the island are short; aim to explore the shoreline paths (for example Telegrafbukta) at sunrise or sunset, when crowds are lowest and the light is best.

Best Time to Visit Tromsøya #

Choose summer for midnight sun activities and easy travel, or winter for the best chances of seeing the Northern Lights around Tromsøya.

Midnight Sun / Summer
June-August · 5-15°C
24-hour daylight and mild temperatures make this the best time for sightseeing, hiking, and festivals.
Northern Lights / Winter
November-February · -5-0°C (coastal)
Dark, long nights increase chances of seeing the aurora; expect cold weather but relatively mild marine-influenced coastal temperatures.
Shoulder Seasons
March-May / September-October · 0-10°C
Quieter than peak months; variable weather and shorter daylight windows, with some opportunities for wildlife and lower prices.

Weather & Climate near Tromsøya #

Climate

Tromsøya's climate is classified as Subarctic - Subarctic climate with cool summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -6°C to 15°C. Abundant rainfall (1008 mm/year), wettest in October.

Best Time to Visit
JulyJuneAugust
Temperature & Rainfall
Temperature Range
28°
Warmest Month
-27°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of -1°C and lows of -6°C. Significant rainfall (104 mm) and mostly overcast skies.

31 Poor

Comfort

-4°
Feels Like Freezing
-4°C
Temperature
-6° -1°
96%
Humidity
Very Humid

Weather

104 mm
Rainfall
5.1 m/s
Wind
Light Breeze
0.0
UV Index
Low
1.3h daylight

February

February is freezing with highs of -1°C and lows of -6°C. Regular rainfall (87 mm) and mostly overcast skies.

31 Poor

Comfort

-4°
Feels Like Freezing
-4°C
Temperature
-6° -1°
95%
Humidity
Very Humid

Weather

87 mm
Rainfall
5.2 m/s
Wind
Light Breeze
0.0
UV Index
Low
6.9h daylight

March

March is freezing with highs of 1°C and lows of -4°C. Moderate rainfall (67 mm) and mostly overcast skies.

33 Poor

Comfort

-2°
Feels Like Freezing
-2°C
Temperature
-5°
93%
Humidity
Very Humid

Weather

67 mm
Rainfall
4.7 m/s
Wind
Light Breeze
0.1
UV Index
Low
11.4h daylight

April

April is cold with highs of 3°C and lows of -2°C. Moderate rainfall (61 mm) and mostly overcast skies.

44 Poor

Comfort

Feels Like Cold
C
Temperature
-2°
92%
Humidity
Very Humid

Weather

61 mm
Rainfall
4.1 m/s
Wind
Light Breeze
0.4
UV Index
Low
15.8h daylight

May

May is cold with highs of 8°C and lows of 2°C. Moderate rainfall (53 mm) and mostly overcast skies.

48 Poor

Comfort

Feels Like Cold
C
Temperature
85%
Humidity
Very Humid

Weather

53 mm
Rainfall
3.8 m/s
Wind
Light Breeze
0.7
UV Index
Moderate
21.3h daylight

June

June is cold with highs of 12°C and lows of 7°C. Moderate rainfall (48 mm) and mostly overcast skies.

56 Acceptable

Comfort

10°
Feels Like Cold
10°C
Temperature
13°
81%
Humidity
Very Humid

Weather

48 mm
Rainfall
3.6 m/s
Wind
Light Breeze
0.9
UV Index
Moderate
24.0h daylight

July

July is cool with highs of 15°C and lows of 9°C. Moderate rainfall (67 mm) and mostly overcast skies.

64 Good

Comfort

12°
Feels Like Cool
12°C
Temperature
15°
81%
Humidity
Very Humid

Weather

67 mm
Rainfall
3.2 m/s
Wind
Light Breeze
0.9
UV Index
Moderate
23.1h daylight

August

August is cool with highs of 14°C and lows of 8°C. Regular rainfall (84 mm) and mostly overcast skies.

52 Acceptable

Comfort

11°
Feels Like Cool
11°C
Temperature
14°
85%
Humidity
Very Humid

Weather

84 mm
Rainfall
3.0 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
17.5h daylight

September

September is cold with highs of 10°C and lows of 4°C. Regular rainfall (97 mm) and mostly overcast skies.

50 Acceptable

Comfort

Feels Like Cold
C
Temperature
10°
90%
Humidity
Very Humid

Weather

97 mm
Rainfall
3.4 m/s
Wind
Light Breeze
0.2
UV Index
Low
13.0h daylight

October

October is cold with highs of 5°C and lows of 0°C. The wettest month with heavy rain (128 mm) and mostly overcast skies.

36 Poor

Comfort

Feels Like Cold
C
Temperature
95%
Humidity
Very Humid

Weather

128 mm
Rainfall
4.4 m/s
Wind
Light Breeze
0.0
UV Index
Low
8.7h daylight

November

November is freezing with highs of 1°C and lows of -3°C. Regular rainfall (99 mm) and mostly overcast skies.

33 Poor

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-3°
96%
Humidity
Very Humid

Weather

99 mm
Rainfall
4.4 m/s
Wind
Light Breeze
0.0
UV Index
Low
3.1h daylight

December

December is freezing with highs of 0°C and lows of -5°C. Significant rainfall (113 mm).

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-5°
96%
Humidity
Very Humid

Weather

113 mm
Rainfall
4.8 m/s
Wind
Light Breeze
0.0
UV Index
Low
0.0h daylight

Nearby Attractions to Tromsøya