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 19°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming. 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 |
|---|---|---|---|
| JUL 14 | 19.3°C | 18.0°C | |
| JUL 15 | 19.3°C | 18.0°C | |
| JUL 16 | 19.5°C | 18.0°C | |
| JUL 17 | 19.8°C | 18.0°C | |
| JUL 18 | 19.8°C | 18.0°C | |
| JUL 19 | 19.8°C | 18.0°C | |
| JUL 20 | 19.7°C | 18.0°C | |
| JUL 21 | 19.0°C | 18.0°C | |
| JUL 22 | 18.0°C | 19.0°C | |
| JUL 23 | 18.0°C | 18.9°C | |
| JUL 24 | 18.0°C | 18.9°C | |
| JUL 25 | 18.0°C | 18.8°C | |
| JUL 26 | 18.0°C | 18.8°C | |
| JUL 27 | 18.0°C | 18.7°C | |
| JUL 28 | 18.0°C | 18.7°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
July 22
July 23
July 24
July 25
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.