Skjærsjøen — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Skjærsjøen, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Skjærsjøen today is 11.9°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
❌ As of today, the minimum water temperature ranges from 50°F (10°C) to 54°F (12°C). The water is slightly warmer, but still cool for most people. Swimming in such conditions is possible, but for most people, the time spent in the water should be limited to avoid hypothermia. Even experienced swimmers may feel discomfort if they stay in the water for too long. To improve comfort and safety, a wetsuit can be used. 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 13 | 13.2°C | 15.0°C | |
| SEP 14 | 13.0°C | 15.0°C | |
| SEP 15 | 13.0°C | 15.0°C | |
| SEP 16 | 12.8°C | 15.0°C | |
| SEP 17 | 12.7°C | 15.0°C | |
| SEP 18 | 12.5°C | 15.0°C | |
| SEP 19 | 12.3°C | 15.0°C | |
| SEP 20 | 12.2°C | 15.0°C | |
| SEP 21 | 15.0°C | 12.1°C | |
| SEP 22 | 15.0°C | 12.2°C | |
| SEP 23 | 15.0°C | 12.4°C | |
| SEP 24 | 15.0°C | 12.5°C | |
| SEP 25 | 15.0°C | 12.7°C | |
| SEP 26 | 15.0°C | 12.8°C | |
| SEP 27 | 15.0°C | 13.0°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 | 0°C | 4°C |
| February | 0°C | 0°C | 4°C |
| March | 0°C | 2°C | 5°C |
| April | 0°C | 4°C | 7°C |
| May | 5°C | 10°C | 15°C |
| June | 10°C | 16°C | 22°C |
| July | 12°C | 18°C | 23°C |
| August | 13°C | 19°C | 24°C |
| September | 10°C | 15°C | 21°C |
| October | 4°C | 8°C | 11°C |
| November | 0°C | 4°C | 7°C |
| December | 0°C | 2°C | 5°C |
Skjærsjøen: Water Temperature by Location
Skjærsjøen: Weather Forecast
September 21
September 22
September 23
September 24
September 25
September 26
Location & Local Information
Skjærsjøen is a small lake north of Oslo that typically has quite cool water for much of the year. Seasonal surface temperatures vary from around 0 to 8 °C (32 to 46 °F) in spring as ice breaks up, rising to roughly 12 to 20 °C (54 to 68 °F) in the warmest weeks of summer, then falling back to about 4 to 12 °C (39 to 54 °F) during autumn. In winter the lake is often at or close to freezing and can be ice-covered, with temperatures around 0 to −1 °C (32 to 30 °F) in cold spells. Even in summer, cloudy weather and inflows keep the water noticeably colder than fjord or sheltered urban bathing waters.
Swimming at Skjærsjøen may be limited for practical and regulatory reasons. Parts of the lake are connected to Oslo’s regulated water systems, so bathing is often discouraged or subject to local rules to protect drinking-water quality and infrastructure; signs or municipal guidance should be checked before entering the water. Where access and local regulations allow, the most comfortable swimming conditions are usually in July and August when surface temperatures peak, but users should be prepared for chillier water than typical coastal swimming spots.