Troms County — Water Temperature Today and Throughout the Year
Discover water temperatures in Troms County (Norway), with real-time data and annual trends. Find all locations in the region and check the water temperature in them. We find every place where you can swim and show you the water temperature there today and throughout the year.
Sea Water Temperature Along the Coast
Chart of Average Temperature Changes Over the Last 60 Days
Places with the Warmest Sea Water Today
The Most Popular Seaside Places
Coastal Seas and Oceans
Water Temperature in Lakes and Rivers
Popular Lakes
Water Temperature and Swimming Overview
Regions and Map
Water Temperature Trends
Troms County, located in northern Norway, is known for its rugged landscapes and proximity to the Arctic Circle, which means the water temperatures along its coastline are consistently cold throughout the year. During the summer months, sea temperatures in Troms typically range from 5°C to 8°C (41°F to 46°F). Although these temperatures can be invigorating for cold-water swimmers, they remain quite chilly even during the warmer season, making swimming a bracing activity for those who are accustomed to the cold.
In winter, the temperatures of the coastal waters around Troms drop even further, averaging between 0°C and 3°C (32°F to 37°F). This means that many of the waters in the region freeze or remain close to freezing in shallow areas, although deeper waters generally stay just above freezing. The extreme cold makes recreational swimming nearly impossible during this period, but the stunning winter landscapes, including the Northern Lights, draw many visitors to the region for other outdoor activities such as dog sledding and snowshoeing. Despite the cold waters, Troms' coastline remains an essential part of the region's unique Arctic environment.