Karlstad — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Karlstad, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Karlstad today is 13.4°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 | 14.6°C | 18.0°C | |
| SEP 15 | 14.6°C | 18.0°C | |
| SEP 16 | 14.7°C | 18.0°C | |
| SEP 17 | 14.0°C | 18.0°C | |
| SEP 18 | 13.9°C | 18.0°C | |
| SEP 19 | 13.8°C | 18.0°C | |
| SEP 20 | 13.6°C | 18.0°C | |
| SEP 22 | 18.0°C | 13.6°C | |
| SEP 23 | 18.0°C | 13.9°C | |
| SEP 24 | 18.0°C | 14.1°C | |
| SEP 25 | 18.0°C | 14.3°C | |
| SEP 26 | 18.0°C | 14.6°C | |
| SEP 27 | 18.0°C | 14.8°C | |
| SEP 28 | 18.0°C | 15.0°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 | 4°C | 8°C | 11°C |
| May | 7°C | 12°C | 18°C |
| June | 13°C | 19°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 |
Karlstad: Weather Forecast
September 21
September 22
September 23
September 24
September 25
September 26
Location & Local Information
Karlstad (in Swedish - Karlstad) sits on the Klarälven river and the northern shores of Lake Vänern in Värmland County, and water temperatures there follow a clear seasonal pattern. In winter the surface is commonly around 0–4 °C (32–39 °F) and parts of the lake or river may freeze. Spring temperatures rise from roughly 4–15 °C (39–59 °F) as the ice melts and the water warms. During summer, surface temperatures typically range from about 18–22 °C (64–72 °F), with occasional warm spells pushing shallow bays toward 24–25 °C (75–77 °F). Early autumn sees cooling to roughly 10–15 °C (50–59 °F), dropping further to about 5–8 °C (41–46 °F) by late autumn.
Swimming in Karlstad is generally permitted and popular in the warmer months because of public access to beaches and maintained bathing areas; municipal sites often monitor water quality and post guidance for safe swimming. Restrictions apply near shipping channels, harbors and areas with strong currents, and ice swimming is only advisable where ice conditions are routinely checked and safety measures are in place. As with any natural water, swimmers should consider temperature shock in cold seasons, follow local signage, and use designated beaches or organized groups for winter swimming to reduce risk.