Vennesla — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Vennesla, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Vennesla today is 17.5°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 3 | 17.7°C | 17.0°C | |
| AUG 4 | 17.7°C | 17.0°C | |
| AUG 5 | 17.7°C | 17.0°C | |
| AUG 6 | 17.5°C | 17.0°C | |
| AUG 7 | 17.5°C | 17.0°C | |
| AUG 8 | 17.5°C | 17.0°C | |
| AUG 9 | 17.5°C | 17.0°C | |
| AUG 10 | 17.5°C | 17.0°C | |
| AUG 11 | 17.0°C | 17.5°C | |
| AUG 12 | 17.0°C | 17.5°C | |
| AUG 13 | 17.0°C | 17.4°C | |
| AUG 14 | 17.0°C | 17.4°C | |
| AUG 15 | 17.0°C | 17.4°C | |
| AUG 16 | 17.0°C | 17.4°C | |
| AUG 17 | 17.0°C | 17.3°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 | 5°C |
| February | 0°C | 2°C | 5°C |
| March | 0°C | 3°C | 6°C |
| April | 3°C | 7°C | 9°C |
| May | 7°C | 11°C | 16°C |
| June | 11°C | 16°C | 20°C |
| July | 13°C | 18°C | 22°C |
| August | 12°C | 17°C | 21°C |
| September | 9°C | 14°C | 18°C |
| October | 5°C | 9°C | 11°C |
| November | 2°C | 6°C | 9°C |
| December | 0°C | 3°C | 6°C |
Vennesla: Weather Forecast
August 11
August 12
August 13
August 14
Location & Local Information
Vennesla, in Agder County, lies along the Otra and near several small lakes and reservoirs where water temperature varies strongly by season and depth. In spring (April–May) surface temperatures are generally low, roughly 3–12 °C (37–54 °F) as the water warms after ice melt. Summer (June–August) brings the warmest conditions, with typical surface readings around 15–22 °C (59–72 °F) and occasional warm spells pushing shallow areas toward 24 °C (75 °F). In autumn (September–October) temperatures fall back to about 8–14 °C (46–57 °F). Winter usually sees surface temperatures near freezing, about 0–4 °C (32–39 °F), and lakes can be ice-covered for periods. Deeper or faster-flowing parts of rivers tend to stay colder year-round.
Swimming in Vennesla’s lakes and river sections is commonly practiced and generally permitted, reflecting Norway’s broad public access to nature. Municipal bathing spots and informal shores are used in summer when temperatures are comfortable. Local conditions such as currents, water quality, private shoreline ownership, or temporary restrictions can affect access and safety, so it is wise to check signage and local advice. Cold-water shock is a real risk outside high summer, so swimmers should be cautious, avoid solitary swims in cold conditions, and use life jackets or supervised beaches when appropriate.