Borrevannet — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Borrevannet, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Borrevannet today is 18°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 60°F (15°C) to 65°F (18°C). The water is comfortable for most people, making it an ideal range for water sports enthusiasts. The temperature does not cause significant discomfort, and swimming will be pleasant for the majority. However, it's important to remember that prolonged exposure to the water can still lead to cooling, so it's essential to monitor the time spent in the water, especially for children or elderly people. 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 |
|---|---|---|---|
| AUG 24 | 17.4°C | 22.0°C | |
| AUG 25 | 17.4°C | 22.0°C | |
| AUG 26 | 17.4°C | 22.0°C | |
| AUG 27 | 17.4°C | 22.0°C | |
| AUG 28 | 17.4°C | 22.0°C | |
| AUG 29 | 17.4°C | 22.0°C | |
| AUG 30 | 18.0°C | 22.0°C | |
| AUG 31 | 18.0°C | 22.0°C | |
| SEP 1 | 18.0°C | 18.0°C | |
| SEP 2 | 18.0°C | 18.0°C | |
| SEP 3 | 18.0°C | 18.0°C | |
| SEP 4 | 18.0°C | 18.0°C | |
| SEP 5 | 18.0°C | 18.0°C | |
| SEP 6 | 18.0°C | 18.0°C | |
| SEP 7 | 18.0°C | 18.0°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 | 17°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 |
Borrevannet: Water Temperature by Location
Borrevannet: Weather Forecast
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Location & Local Information
Borrevannet in Vestfold County, Norway, is a small inland freshwater lake that experiences marked seasonal variations in surface temperature. In winter the water commonly approaches freezing, around 0 to 2 °C (32 to 36 °F). During spring temperatures typically rise to roughly 3 to 10 °C (37 to 50 °F) as the ice melts and the sun warms shallow layers. In summer the surface can reach comfortable bathing values on warm days, often ranging from about 15 to 22 °C (59 to 72 °F), though cooler conditions are possible early and late in the season. In autumn a cooling trend brings temperatures back down to roughly 8 to 15 °C (46 to 59 °F) as air temperatures drop and mixing increases.
Swimming in Borrevannet is generally possible and commonly practised when summer temperatures are highest, because it is accessible freshwater with shoreline entry points. There are no inherent physical reasons why bathing would be banned, but local rules, private land ownership along parts of the shore, water quality test results and occasional surface vegetation or algal developments can influence safety and comfort. Visitors should check current municipal or local advisories, avoid swimming after heavy rainfall if runoff is an issue, and be mindful that lifeguards are usually not present at smaller lakes.