Blavet River — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in the Blavet River, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in the Blavet River today is 16.7°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 |
|---|---|---|---|
| SEP 13 | 17.5°C | 16.0°C | |
| SEP 14 | 17.1°C | 16.0°C | |
| SEP 15 | 17.7°C | 16.0°C | |
| SEP 16 | 17.0°C | 16.0°C | |
| SEP 17 | 16.8°C | 16.0°C | |
| SEP 18 | 17.1°C | 16.0°C | |
| SEP 19 | 17.0°C | 16.0°C | |
| SEP 20 | 16.4°C | 16.0°C | |
| SEP 21 | 16.0°C | 16.7°C | |
| SEP 22 | 16.0°C | 16.6°C | |
| SEP 23 | 16.0°C | 16.6°C | |
| SEP 24 | 16.0°C | 16.6°C | |
| SEP 25 | 16.0°C | 16.5°C | |
| SEP 26 | 16.0°C | 16.5°C | |
| SEP 27 | 16.0°C | 16.5°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 | 2°C | 6°C | 9°C |
| February | 2°C | 6°C | 9°C |
| March | 5°C | 9°C | 11°C |
| April | 8°C | 11°C | 14°C |
| May | 9°C | 14°C | 18°C |
| June | 13°C | 18°C | 22°C |
| July | 16°C | 20°C | 25°C |
| August | 13°C | 18°C | 22°C |
| September | 11°C | 16°C | 20°C |
| October | 8°C | 11°C | 14°C |
| November | 5°C | 9°C | 12°C |
| December | 3°C | 7°C | 9°C |
Blavet River: Water Temperature by Location
Blavet River: Weather Forecast
September 21
September 22
September 23
September 24
September 25
September 26
Location & Local Information
Source:
• location Brittany
Mouth:
• location Atlantic Ocean
• coordinates 47°42′32″N 3°22′5″W
Length 148.9 km (92.5 mi)
The Blavet River in Brittany, France, stretches over 150 kilometers, flowing from central Brittany to the Atlantic near Lorient. This river enjoys a moderate climate, and its water temperature varies seasonally. During summer months, the Blavet’s water temperature can range between 15°C to 20°C (59°F to 68°F), making it comfortable for outdoor water activities, including swimming. However, the river is widely known as a destination for canoeing, kayaking, and fishing due to its smooth flow and scenic views, especially along the canalized sections where it becomes more navigable and gentle.
Swimming is possible in several calm spots along the Blavet, particularly in areas closer to Pontivy and Saint-Nicolas-des-Eaux, where the water flow is gentle and the surroundings are scenic. Though the river is generally safe, swimmers are advised to stick to designated areas or popular swimming spots where conditions are monitored, as sections with currents may be less suitable. Locals and tourists alike enjoy the serene spots along the river, where the banks provide natural areas for relaxing and enjoying Brittany’s mild summer weather.