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Gudenå River — Current Water Temperature, Annual Trends and Forecast

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

Storå River, Denmark
Storå River, Denmark © By Frmir, GFDL

Current Water Temperature

16.9°C
Today
16.9°C
Yesterday
16.0°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 the Gudenå River today is 16.9°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 July 31 to August 31

Table of Daily Sea Temperature Data

Date Current Average Forecast
AUG 2416.0°C17.0°C
AUG 2516.1°C17.0°C
AUG 2616.1°C17.0°C
AUG 2716.1°C17.0°C
AUG 2816.1°C17.0°C
AUG 2916.9°C17.0°C
AUG 3016.9°C17.0°C
AUG 3116.9°C17.0°C
SEP 114.0°C16.8°C
SEP 214.0°C16.6°C
SEP 314.0°C16.5°C
SEP 414.0°C16.3°C
SEP 514.0°C16.2°C
SEP 614.0°C16.0°C
SEP 714.0°C15.9°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
January0°C3°C6°C
February0°C2°C5°C
March1°C5°C8°C
April4°C8°C10°C
May8°C12°C17°C
June12°C17°C21°C
July12°C17°C21°C
August12°C17°C21°C
September9°C14°C18°C
October6°C9°C12°C
November4°C8°C10°C
December0°C4°C7°C

Gudenå River: Water Temperature by Location

Gudenå River: Weather Forecast

September 1

° / °
light drizzle
rain: 51% | wind:

September 2

° / °
slight rain showers
rain: 73% | wind:

September 3

° / °
dense intensity drizzle
rain: 59% | wind:

September 4

° / °
moderate drizzle
rain: 69% | wind:

September 5

° / °
light drizzle
rain: 45% | wind:

Location & Local Information

Source:
• location Tinnet Krat
Mouth:
• location Randers Fjord
• elevation 0 m (0 ft)
Length 149 km (93 mi)

The Gudenå (Danish: Gudenå) is Denmark’s longest river and its water temperature follows the seasonal rhythm typical of inland Danish waterways. In winter the river often sits near freezing, roughly 0–4 °C (32–39 °F), while spring temperatures commonly climb to about 4–12 °C (39–54 °F) as snowmelt and rain warm the flow. In summer the milder months usually bring the warmest surface readings, typically in the range of 16–22 °C (61–72 °F), and in autumn temperatures decline again to around 8–14 °C (46–57 °F) as air temperatures cool. Local conditions such as depth, flow rate and shading by vegetation can produce noticeable variation from these averages at specific swimming spots.

Swimming in the Gudenå is generally possible and is a popular activity in summer where safe, officially maintained bathing sites or gentle banks exist. Municipal water quality monitoring is carried out in many places, and good ecological status in several stretches makes recreational use feasible. However, swimmers should observe local signs and advisories because currents, boat traffic, underwater obstacles and occasional algal growth can create hazards; water quality and safety can vary along the river so checking local information before going in is recommended.

Nearby Rivers

Frequently Asked Questions

What is the current water temperature in the Gudenå River?
Water Temperature in the Gudenå River today is 16.9°C.
What is the water temperature in the Gudenå River during the summer months?
The water temperature in the Gudenå River in summer fluctuates in the range of 12°C - 21°C.
Is it possible to swim in Gudenå (Denmark) and what are the possibilities for this?
Swimming in the Gudenå is possible at numerous locations along the river and its connected lakes — from designated bathing spots and lakeside beaches near towns like Silkeborg to secluded wild‑swimming and canoe‑access stretches — but conditions vary by site and season, so check local water‑quality information and be mindful of boat traffic, vegetation and occasional algal blooms.