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Lake Ollerup — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in Lake Ollerup, 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

12.9°C
Today
13.4°C
Yesterday
14.5°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 Lake Ollerup today is 12.9°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 54°F (12°C) to 60°F (15°C). The water is significantly warmer, and swimming becomes possible for most people. However, caution may still be required for prolonged stays in the water, as extended exposure can cause discomfort. This is a suitable temperature range for short swims and for those accustomed to cooler water. For more comfortable swimming, it is recommended to use proper gear. 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 September 10 to October 11

Table of Daily Sea Temperature Data

Date Current Average Forecast
OCT 314.5°C11.0°C
OCT 414.3°C11.0°C
OCT 513.9°C11.0°C
OCT 613.6°C11.0°C
OCT 713.6°C11.0°C
OCT 813.3°C11.0°C
OCT 913.4°C11.0°C
OCT 1013.2°C11.0°C
OCT 1111.0°C12.8°C
OCT 1211.0°C12.7°C
OCT 1311.0°C12.6°C
OCT 1411.0°C12.5°C
OCT 1511.0°C12.4°C
OCT 1611.0°C12.3°C
OCT 1711.0°C12.2°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

Lake Ollerup: Water Temperature by Location

Lake Ollerup: Weather Forecast

October 11

° / °
light drizzle
rain: 39% | wind:

October 12

° / °
partly cloudy
rain: 1% | wind:

October 13

° / °
moderate drizzle
rain: 76% | wind:

October 14

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

October 15

° / °
light drizzle
rain: 40% | wind:

October 16

° / °
moderate drizzle
rain: 41% | wind:

Location & Local Information

Lake Ollerup (Danish: Ollerup Sø) is a small inland lake in the Region of Southern Denmark where water temperatures follow the typical seasonal pattern for Danish lakes. In winter months the surface temperature commonly falls to around 0–4 °C (32–39 °F). Spring brings a gradual rise, often reaching about 4–12 °C (39–54 °F) by late spring. The warmest period is usually in July and August, when temperatures typically peak between 16–22 °C (61–72 °F), making the lake most comfortable for bathing. During autumn the water cools again to roughly 8–15 °C (46–59 °F), with variability depending on weather and depth.

Swimming at Ollerup Sø is generally allowed and used by locals, particularly in summer when conditions are mild. Access to the shoreline and modest beach areas makes recreational swimming practical, and local authorities monitor water quality and will post advisories if there are health concerns or algal blooms. Cold-water swimming is possible outside the warm season but carries risks such as cold shock and reduced buoyancy; swimmers should exercise caution, use appropriate clothing, and follow any posted guidance or restrictions.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Lake Ollerup?
Water Temperature in Lake Ollerup today is 12.9°C.
What is the water temperature in Lake Ollerup during the summer months?
The water temperature in Lake Ollerup in summer fluctuates in the range of 14°C - 25°C.
Is it possible to swim in Lake Ollerup (Denmark) and what are the possibilities for this?
Yes—Lake Ollerup is suitable for swimming; visitors can bathe from the gently sloping shores and piers and enjoy open-water recreational swimming during the warmer months, though facilities, water quality and any local regulations can vary so you should check current conditions and posted rules before entering.