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Lopan River — Current Water Temperature, Annual Trends and Forecast

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

Lopan River, Ukraine
Lopan River, Ukraine © Petar Milošević, CC BY-SA 3.0

Current Water Temperature

16.9°C
Today
16.5°C
Yesterday
17.9°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 the Lopan 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 August 20 to September 20

Table of Daily Sea Temperature Data

Date Current Average Forecast
SEP 1317.9°C17.0°C
SEP 1418.0°C17.0°C
SEP 1518.2°C17.0°C
SEP 1617.5°C17.0°C
SEP 1717.3°C17.0°C
SEP 1817.2°C17.0°C
SEP 1916.5°C17.0°C
SEP 2016.4°C17.0°C
SEP 2117.0°C16.9°C
SEP 2217.0°C16.9°C
SEP 2317.0°C16.9°C
SEP 2417.0°C16.9°C
SEP 2517.0°C16.9°C
SEP 2617.0°C16.9°C
SEP 2717.0°C16.9°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°C5°C9°C
February0°C5°C9°C
March0°C6°C11°C
April5°C10°C14°C
May6°C13°C20°C
June12°C17°C23°C
July13°C19°C25°C
August14°C20°C27°C
September12°C17°C21°C
October9°C12°C15°C
November5°C9°C11°C
December1°C5°C9°C

Lopan River: Water Temperature by Location

Lopan River: Weather Forecast

September 21

° / °
slight rain
rain: 51% | wind:

September 22

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

September 23

° / °
moderate rain
rain: 89% | wind:

September 24

° / °
fog
rain: 45% | wind:

September 25

° / °
fog
rain: 5% | wind:

September 26

° / °
overcast
rain: 15% | wind:

Location & Local Information

The Lopan River, flowing through Kharkiv region, tends to have cool to moderately warm water in summer. In calm, shallow bends and areas with good sun exposure during the peak of summer (July–August), the surface temperature might warm up to around 20-24 °C. However, in deeper pools, under shade, or where the flow is stronger, the temperature likely remains lower — perhaps around 16-19 °C. Early in summer (late spring or early June), water temperatures are generally cooler, often uncomfortable for long swimming.

As for swimming opportunities, Lopan may be suitable for short dips in certain places: gentle banks, shallow edges, slower currents, and spots where access is easy. But it's not known as a major bathing river, so infrastructure (like official beaches, lifeguards, or consistently maintained water quality) is likely limited. After rainfall, the river may become muddier, and currents may increase, making swimming less safe or pleasant.

Frequently Asked Questions

What is the current water temperature in the Lopan River?
Water Temperature in the Lopan River today is 16.9°C.
What is the water temperature in the Lopan River during the summer months?
The water temperature in the Lopan River in summer fluctuates in the range of 12°C - 27°C.
Is it possible to swim in Lopan (Ukraine) and what are the possibilities for this?
Yes — you can swim in parts of the Lopan River and nearby waterbodies, with options ranging from informal riverbank spots to designated bathing areas or public indoor pools in the vicinity, but water quality, currents, seasonal conditions and local rules vary so it's best to use supervised or officially approved sites and check current safety advisories.