Aa River — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in the Aa River, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in the Aa River today is 20.6°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience. 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 4 | 20.4°C | 18.0°C | |
| AUG 5 | 20.6°C | 18.0°C | |
| AUG 6 | 20.5°C | 18.0°C | |
| AUG 7 | 20.5°C | 18.0°C | |
| AUG 8 | 20.5°C | 18.0°C | |
| AUG 9 | 20.5°C | 18.0°C | |
| AUG 10 | 20.5°C | 18.0°C | |
| AUG 11 | 20.5°C | 18.0°C | |
| AUG 12 | 18.0°C | 20.5°C | |
| AUG 13 | 18.0°C | 20.3°C | |
| AUG 14 | 18.0°C | 20.2°C | |
| AUG 15 | 18.0°C | 20.1°C | |
| AUG 16 | 18.0°C | 20.0°C | |
| AUG 17 | 18.0°C | 19.8°C | |
| AUG 18 | 18.0°C | 19.7°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 | 3°C | 7°C | 9°C |
| February | 3°C | 7°C | 9°C |
| March | 4°C | 8°C | 10°C |
| April | 6°C | 9°C | 12°C |
| May | 6°C | 11°C | 17°C |
| June | 12°C | 17°C | 21°C |
| July | 13°C | 18°C | 22°C |
| August | 14°C | 18°C | 23°C |
| September | 10°C | 15°C | 19°C |
| October | 6°C | 9°C | 12°C |
| November | 4°C | 8°C | 12°C |
| December | 3°C | 7°C | 9°C |
Aa River: Water Temperature by Location
Aa River: Weather Forecast
August 12
August 13
August 14
August 15
Location & Local Information
Source:
• location Bourthes, Pas-de-Calais
Mouth:
• location North Sea
• coordinates 51°0′21″N 2°6′16″E
Length 93 km (58 mi)
Basin size 1,215 km2 (469 sq mi)
The River Aa in northern France, which stretches for about 93 kilometers from the Artois Hills to the North Sea, is typically cool and fresh, making it a suitable spot for swimming in warmer months. Its water temperature can fluctuate depending on the season, with summer being the most ideal for outdoor swimming. While the river is not famous for dedicated swimming areas, the natural surroundings along the river’s route can provide peaceful and refreshing swim opportunities, particularly in areas like Saint-Omer.
However, it's essential to be cautious when swimming in the Aa, as certain areas are affected by industrial discharge, which may influence water quality. It’s advisable to check local reports for water quality before heading out. While the river isn't widely advertised for its swimming spots, people can still enjoy it in some quiet areas where the water quality meets health standards. For those who prefer supervised conditions, it's worth considering nearby lakes and ponds that offer more reliable swimming environments.