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Haderslev Fjord — Current Water Temperature, Annual Trends and Forecast

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

Lake Arreskov, Denmark
Lake Arreskov, Denmark © By Nils Jepsen, CC BY-SA 4.0

Current Water Temperature

18.5°C
Today
18.5°C
Yesterday
18.0°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 Haderslev Fjord today is 18.5°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming. 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 2418.0°C20.0°C
AUG 2518.0°C20.0°C
AUG 2618.0°C20.0°C
AUG 2718.0°C20.0°C
AUG 2818.0°C20.0°C
AUG 2918.5°C20.0°C
AUG 3018.5°C20.0°C
AUG 3118.5°C20.0°C
SEP 117.0°C18.4°C
SEP 217.0°C18.4°C
SEP 317.0°C18.3°C
SEP 417.0°C18.2°C
SEP 517.0°C18.1°C
SEP 617.0°C18.1°C
SEP 717.0°C18.0°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
January0°C4°C7°C
February0°C3°C6°C
March2°C6°C9°C
April5°C9°C12°C
May9°C14°C20°C
June14°C20°C25°C
July14°C20°C25°C
August14°C20°C25°C
September11°C17°C22°C
October7°C11°C14°C
November4°C8°C12°C
December1°C5°C8°C

Haderslev Fjord: Water Temperature by Location

Haderslev Fjord: Weather Forecast

September 1

° / °
light drizzle
rain: 61% | wind:

September 2

° / °
slight rain showers
rain: 86% | wind:

September 3

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

September 4

° / °
moderate rain showers
rain: 63% | wind:

September 5

° / °
light drizzle
rain: 37% | wind:

Location & Local Information

Haderslev Fjord (Danish: Haderslev Fjord) is a shallow coastal fjord in the Region of Southern Denmark where water temperatures follow the typical seasonal pattern of Danish coastal waters. In winter the surface temperature is often around 0–4 °C (32–39 °F), rising in spring to roughly 4–12 °C (39–54 °F). Summer brings the warmest conditions, with average surface temperatures commonly between 16–22 °C (61–72 °F), and in early autumn temperatures generally fall to about 8–15 °C (46–59 °F). Local variations occur with wind, tides and freshwater inflow; sheltered bays warm faster than open channels and can be a few degrees warmer on calm summer days.

Swimming in Haderslev Fjord is generally permitted and many people use the shoreline for bathing when temperatures are comfortable. Public access to beaches and shorelines is common, and designated bathing spots may be monitored for water quality during the summer season, but safety and cleanliness can vary. Swimmers should heed local signage, watch for occasional algal blooms or strong currents near inlets, and be mindful that lifeguards are not always present. For a safe swim, check recent local water-quality reports and follow posted guidance.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Haderslev Fjord?
Water Temperature in Haderslev Fjord today is 18.5°C.
What is the water temperature in Haderslev Fjord during the summer months?
The water temperature in Haderslev Fjord in summer fluctuates in the range of 14°C - 25°C.
Is it possible to swim in Haderslev Fjord (Denmark) and what are the possibilities for this?
Yes — Haderslev Fjord is suitable for swimming, offering calm, shallow waters with public bathing spots, piers and small harbors near Haderslev and surrounding villages and sheltered areas that are also good for families, kayaking and paddleboarding, though visitors should follow local signage and water-quality updates.