Torneträsk Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Torneträsk Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Torneträsk Lake today is 3.2°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
❌ As of today, the minimum water temperature ranges less than 41°F (5°C). Such water is extremely cold and not recommended for swimming without proper preparation. In these conditions, the risk of hypothermia is very high, and prolonged exposure to the water can be hazardous to your health. If you decide to swim, it is important to have the appropriate gear, such as a wetsuit. Typically, only experienced swimmers or those who practice winter swimming venture into such waters. It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart Over the Last 30 Days
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| OCT 4 | 3.8°C | 6.0°C | |
| OCT 5 | 3.7°C | 6.0°C | |
| OCT 6 | 3.6°C | 6.0°C | |
| OCT 7 | 3.8°C | 6.0°C | |
| OCT 8 | 3.6°C | 6.0°C | |
| OCT 9 | 3.5°C | 6.0°C | |
| OCT 10 | 3.5°C | 6.0°C | |
| OCT 12 | 6.0°C | 3.3°C | |
| OCT 13 | 6.0°C | 3.5°C | |
| OCT 14 | 6.0°C | 3.6°C | |
| OCT 15 | 6.0°C | 3.8°C | |
| OCT 16 | 6.0°C | 3.9°C | |
| OCT 17 | 6.0°C | 4.0°C | |
| OCT 18 | 6.0°C | 4.2°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 0°C | 2°C | 3°C |
| February | 0°C | 2°C | 3°C |
| March | 0°C | 2°C | 3°C |
| April | 0°C | 2°C | 4°C |
| May | 0°C | 2°C | 7°C |
| June | 1°C | 6°C | 12°C |
| July | 6°C | 11°C | 17°C |
| August | 9°C | 14°C | 20°C |
| September | 6°C | 11°C | 17°C |
| October | 2°C | 6°C | 9°C |
| November | 0°C | 2°C | 4°C |
| December | 0°C | 2°C | 3°C |
Torneträsk Lake: Water Temperature by Location
Torneträsk Lake: Weather Forecast
October 11
October 12
October 13
October 14
October 15
Location & Local Information
Torneträsk in Norrbotten County is a large, cold mountain lake whose surface temperatures vary markedly through the year. In summer the surface typically warms to roughly 8–15 °C (46–59 °F) in most places, and in unusually warm spells it can approach about 18 °C (64 °F) in shallow bays. During spring and autumn the water is much cooler, commonly in the range of 1–8 °C (34–46 °F) as the lake stratifies and mixes. In winter the lake is usually ice-covered for several months and surface temperatures beneath the ice are close to 0–4 °C (32–39 °F), with slightly warmer, near 4 °C, conditions in deeper layers.
Swimming in Torneträsk is generally possible and there are accessible shoreline spots frequented by visitors, but it is strongly seasonal and requires caution. The long, cold springs and autumns and the brief, cool summers mean open-water swimming is comfortable only for those accustomed to cold water or using protection such as a wetsuit. There are no widespread prohibitions on swimming and public access to the shoreline is common, yet hypothermia risk, sudden weather changes, and strong local currents near inlets make solo or unprepared swimming unsafe. Visitors should plan carefully, check local conditions, and use appropriate safety measures.