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Donetsk — Current Water Temperature, Annual Trends and Forecast

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

Kalmius River, Ukraine
Kalmius River, Ukraine © Balkhovitin, CC BY-SA 3.0

Current Water Temperature

21.8°C
Today
21.9°C
Yesterday
20.3°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 Donetsk today is 21.8°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience. 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 30 to June 30

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUN 2320.3°C16.8°C
JUN 2420.3°C16.8°C
JUN 2520.5°C16.8°C
JUN 2621.8°C16.8°C
JUN 2721.9°C16.8°C
JUN 2821.7°C16.8°C
JUN 2921.9°C16.8°C
JUN 3021.9°C16.8°C
JUL 119.0°C21.7°C
JUL 219.0°C21.5°C
JUL 319.0°C21.4°C
JUL 419.0°C21.2°C
JUL 519.0°C21.1°C
JUL 619.0°C21.0°C
JUL 719.0°C20.8°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
January0°C4°C8°C
February0°C4°C8°C
March0°C5°C10°C
April5°C9°C13°C
May6°C13°C20°C
June12°C17°C22°C
July15°C19°C24°C
August12°C17°C21°C
September10°C15°C19°C
October7°C10°C13°C
November4°C8°C10°C
December1°C6°C9°C

Donetsk: Weather Forecast

July 1

° / °
clear sky
rain: 0% | wind:

July 2

° / °
partly cloudy
rain: 0% | wind:

July 3

° / °
overcast
rain: 0% | wind:

July 4

° / °
overcast
rain: 40% | wind:

July 5

° / °
slight rain showers
rain: 60% | wind:

July 6

° / °
overcast
rain: 33% | wind:

Location & Local Information

Donetsk is situated on the banks of the Kalmius River, which flows through the city from north to south before heading toward the Sea of Azov. In the Donetsk area, the Kalmius is relatively calm, with moderate depth and a series of small reservoirs that help stabilize the water temperature. During the summer months, the river’s water typically warms up to 23–27°C, and in particularly hot weather can reach 28°C or more. These conditions make the river pleasant for light swimming in natural spots, especially along its quieter and greener sections outside the dense urban zone.

Although swimming directly in the central parts of the Kalmius is not always recommended due to water quality fluctuations, locals often visit nearby recreation areas and small lakes connected to the river system for bathing and relaxation. In summer, the riverbanks become popular spots for fishing, picnicking, and spending time by the water. Warm water temperatures and slow currents make the Kalmius an inviting but modest option for recreation in the Donetsk region.

Nearby Locations

Frequently Asked Questions

What is the current water temperature in Donetsk?
Water Temperature in Donetsk today is 21.8°C.
What is the water temperature in Donetsk during the summer months?
The water temperature in Donetsk in summer fluctuates in the range of 12°C - 24°C.
Is it possible to swim in Donetsk (Ukraine) in Kalmius and what are the possibilities for this?
In Donetsk, swimming in the Kalmius River is technically possible in some spots, but heavy industrial pollution, poor and variable water quality plus safety and access concerns—including debris and conflict-related hazards—generally make it inadvisable, so using supervised pools or officially designated, regularly tested bathing areas is the safer option.