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Radnevo — Current Water Temperature, Annual Trends and Forecast

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

Tundzha River, Bulgaria
Tundzha River, Bulgaria © By Staryyeyes, CC BY-SA 4.0

Current Water Temperature

27.4°C
Today
27.4°C
Yesterday
25.2°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 Radnevo today is 27.4°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature ranges from 79°F (26°C) to 82°F (28°C). This is very warm water, allowing for extended stays without any discomfort. Swimming in these conditions will be particularly enjoyable, making it the ideal temperature range for those who want to relax in the sea. Additionally, water in this temperature range is suitable for children and elderly people, as it is comfortable for prolonged stays. 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 June 21 to July 22

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUL 1525.2°C22.2°C
JUL 1625.6°C22.2°C
JUL 1725.7°C22.2°C
JUL 1825.7°C22.2°C
JUL 1925.9°C22.2°C
JUL 2027.3°C22.2°C
JUL 2127.4°C22.2°C
JUL 2227.4°C22.2°C
JUL 2322.2°C27.1°C
JUL 2422.2°C26.9°C
JUL 2522.2°C26.6°C
JUL 2622.2°C26.4°C
JUL 2722.2°C26.1°C
JUL 2822.2°C25.8°C
JUL 2922.2°C25.6°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
January3°C8°C12°C
February4°C8°C12°C
March5°C10°C14°C
April9°C13°C16°C
May10°C15°C20°C
June14°C19°C25°C
July17°C22°C28°C
August17°C21°C26°C
September14°C18°C23°C
October12°C16°C18°C
November9°C12°C15°C
December4°C8°C12°C

Radnevo: Weather Forecast

July 22

° / °
slight thunderstorm
rain: 88% | wind:

July 23

° / °
overcast
rain: 0% | wind:

July 24

° / °
overcast
rain: 20% | wind:

July 25

° / °
overcast
rain: 5% | wind:

July 26

° / °
overcast
rain: 5% | wind:

July 27

° / °
slight rain
rain: 13% | wind:

Location & Local Information

Radnevo (Раднево) lies in central-southern Bulgaria within Stara Zagora Province, and the nearby lake or reservoir experiences marked seasonal variation in water temperature typical for inland bodies in the region. In spring (April–May) surface temperatures commonly range from about 8–15 °C (46–59 °F) as the water warms after winter. During the height of summer (June–August) shallow areas and sheltered bays often reach 20–26 °C (68–79 °F), and on hot spells may climb a few degrees higher. In autumn (September–October) temperatures tend to fall back to roughly 12–18 °C (54–64 °F), while in winter the surface can approach freezing, roughly 0–5 °C (32–41 °F), with occasional ice cover depending on the year.

Swimming in the lake near Radnevo is possible seasonally, principally in the warmer months when water temperatures are comfortable; however whether it is officially allowed depends on local municipal rules, signage and water-quality monitoring. Restrictions can be in place for safety reasons (steep banks, variable depth, submerged hazards), for water-management purposes, or following episodes of poor water quality or algal blooms. Lifeguards are not always present, so swimmers should heed posted notices, check local advisories, and take ordinary precautions when entering the water.

Nearby Locations

Frequently Asked Questions

What is the current water temperature in Radnevo?
Water Temperature in Radnevo today is 27.4°C.
What is the water temperature in Radnevo during the summer months?
The water temperature in Radnevo in summer fluctuates in the range of 14°C - 28°C.
Is it possible to swim in Radnevo (Bulgaria) in Sazliyka and what are the possibilities for this?
Swimming in the Sazliyka near Radnevo is possible only at informal, unmonitored spots with variable water quality and depth, so it is generally not recommended without local advice and precautions, and many people instead use nearby regulated pools or reservoirs for safer bathing.