Trondheim

About

Trondheim, historically Kaupangen, Nidaros, and Trondhjem, is a city and municipality in Trøndelag county, Norway. As of January 1, 2026, it had a population of 218,460. Trondheim is the third most populous municipality in Norway, and is the fourth largest urban area. Trondheim lies on the south shore of Trondheim Fjord at the mouth of the River Nidelva. Among the significant technology-oriented institutions headquartered in Trondheim are the Norwegian University of Science and Technology (NTNU), the Foundation for Scientific and Industrial Research (SINTEF), the Geological Survey of Norway (NGU), and St. Olavs University Hospital.

Summary excerpted from the Wikipedia article Trondheim, licensed under CC BY-SA 4.0. Text may be clipped or paraphrased to fit this page.

The next week in Trondheim

7-day forecast from Open-Meteo. UV badges flag days when sun protection matters (3 and above is moderate; 8 and above is risk territory for unprotected fair skin within 30 minutes).

Year-round climate

Monthly highs, lows, and rainfall (long-term averages, NASA POWER).

Airports near Trondheim

2 commercial airports within 100 km. Closest is Trondheim Airport, Værnes (TRD) at 26 km.

Getting around Trondheim

Public-transit operators within 8 km of the city center. Click through to each operator’s site for routes, fares, and tickets.

Operators and modes aggregated by TransitLand from individual transit-agency GTFS feeds. Route classifications (subway / tram / rail / bus / etc) come from each feed’s GTFS route_type codes.