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Aalst — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in Aalst, trends, monthly ranges and the forecast for the coming days.

Aalst, Belgium
Aalst, Belgium © By EmDee, CC BY-SA 4.0

Current Water Temperature

17.3°C
Today
17.8°C
Yesterday
18.9°C
A Week Ago
Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature in Aalst today is 17.3°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

From May 10 to June 10

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUN 318.4°C21.5°C
JUN 418.4°C21.5°C
JUN 518.4°C21.5°C
JUN 618.3°C21.5°C
JUN 717.8°C21.5°C
JUN 817.8°C21.5°C
JUN 1017.3°C21.5°C
JUN 1121.5°C17.5°C
JUN 1221.5°C17.7°C
JUN 1321.5°C17.9°C
JUN 1421.5°C18.1°C
JUN 1521.5°C18.4°C
JUN 1621.5°C18.6°C
JUN 1721.5°C18.8°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
January2°C4°C6°C
February2°C5°C8°C
March4°C8°C12°C
April9°C12°C15°C
May12°C16°C20°C
June17°C22°C25°C
July18°C21°C26°C
August19°C24°C28°C
September15°C18°C23°C
October9°C13°C16°C
November6°C10°C13°C
December2°C5°C8°C

Aalst: Weather Forecast

June 9

° / °
moderate drizzle
rain: 96% | wind:

June 10

° / °
slight rain
rain: 84% | wind:

June 11

° / °
moderate drizzle
rain: 45% | wind:

June 12

° / °
light drizzle
rain: 39% | wind:

June 13

° / °
overcast
rain: 12% | wind:

June 14

° / °
overcast
rain: 6% | wind:

Location & Local Information

Aalst, a city located along the Dender River in Belgium, is known for its historical architecture, cultural events, and proximity to the river, which contributes to its natural charm. The water temperature in the Dender River varies throughout the year, ranging from around 4-6°C (39-43°F) in the winter to 15-20°C (59-68°F) in the warmer summer months. However, this can fluctuate depending on rainfall and temperature changes. Despite the moderate temperatures in summer, water quality issues stemming from urban runoff and agricultural pollutants are a concern in this region of the Dender.

Swimming in the Dender River in Aalst is generally discouraged. The river is not designated as a recreational swimming area, and its water quality can vary, with pollution from nearby urban and agricultural sources. Additionally, the current in the river can be unpredictable, adding to safety risks. For residents and visitors interested in swimming, exploring designated swimming pools or nearby lakes with safer, cleaner waters and proper amenities is recommended over the river.

Nearby Locations

Frequently Asked Questions

What is the current water temperature in Aalst?
Water Temperature in Aalst today is 17.3°C.
What is the water temperature in Aalst during the summer months?
The water temperature in Aalst in summer fluctuates in the range of 17°C - 28°C.
Is it possible to swim in the Dender River in Aalst, and what are the available options for doing so?
Yes, it is possible to swim in the Dender River in Aalst. The options include designated swimming spots, local river swimming clubs, or events like the annual river swim.