Kviteseidvatn — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Kviteseidvatn, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Kviteseidvatn today is 12.1°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 54°F (12°C) to 60°F (15°C). The water is significantly warmer, and swimming becomes possible for most people. However, caution may still be required for prolonged stays in the water, as extended exposure can cause discomfort. This is a suitable temperature range for short swims and for those accustomed to cooler water. For more comfortable swimming, it is recommended to use proper gear. 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 |
|---|---|---|---|
| SEP 14 | 12.8°C | 18.0°C | |
| SEP 15 | 13.1°C | 18.0°C | |
| SEP 16 | 13.0°C | 18.0°C | |
| SEP 17 | 13.0°C | 18.0°C | |
| SEP 18 | 12.8°C | 18.0°C | |
| SEP 19 | 12.5°C | 18.0°C | |
| SEP 20 | 11.8°C | 18.0°C | |
| SEP 21 | 12.1°C | 18.0°C | |
| SEP 22 | 18.0°C | 12.4°C | |
| SEP 23 | 18.0°C | 12.7°C | |
| SEP 24 | 18.0°C | 13.0°C | |
| SEP 25 | 18.0°C | 13.3°C | |
| SEP 26 | 18.0°C | 13.6°C | |
| SEP 27 | 18.0°C | 13.9°C | |
| SEP 28 | 18.0°C | 14.2°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 | 3°C | 6°C |
| February | 0°C | 3°C | 6°C |
| March | 0°C | 4°C | 7°C |
| April | 2°C | 7°C | 11°C |
| May | 7°C | 12°C | 18°C |
| June | 11°C | 18°C | 24°C |
| July | 17°C | 22°C | 27°C |
| August | 16°C | 22°C | 27°C |
| September | 12°C | 18°C | 23°C |
| October | 7°C | 11°C | 14°C |
| November | 3°C | 7°C | 10°C |
| December | 0°C | 4°C | 7°C |
Kviteseidvatn: Water Temperature by Location
Kviteseidvatn: Weather Forecast
September 21
September 22
September 23
September 24
September 25
September 26
Location & Local Information
Kviteseidvatn in Telemark County is a freshwater lake whose surface temperatures vary noticeably through the year. In spring the water typically ranges from about 2–12 °C (36–54 °F) as snowmelt and cool air lower temperatures; in summer surface readings commonly reach 15–22 °C (59–72 °F) and on warm, calm days can climb a little higher; autumn sees cooling to roughly 8–14 °C (46–57 °F); and in winter the lake often approaches freezing, around 0–4 °C (32–39 °F), with parts sometimes iced over in cold spells. Deeper layers stay colder year-round, so actual temperatures depend on depth, weather and local conditions.
Swimming in Kviteseidvatn is generally allowed and is a common recreational activity during the warmer months because the lake is public water and there are accessible shores and designated bathing spots. Visitors should however be mindful of variable temperatures, sudden weather changes, and cold-water shock outside high summer; water may remain chilly even when air temperatures feel warm. Boat traffic and local currents connected to the canal system can affect safety in some areas, so swimmers are advised to choose marked bathing locations, check local guidance, and use common-sense precautions.