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Mezdra — Current Water Temperature, Annual Trends and Forecast

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

Iskar River, Bulgaria
Iskar River, Bulgaria © By Izvora, CC BY-SA 4.0

Current Water Temperature

25.1°C
Today
25.5°C
Yesterday
23.9°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 Mezdra today is 25.1°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature ranges from 75°F (23°C) to 79°F (26°C). This is a very comfortable temperature for swimming, and many people can enjoy prolonged stays in the water without feeling cold. The water is pleasantly warm, making it ideal for relaxation and water sports. This temperature range is particularly popular among tourists, as it combines comfort and safety for health. 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 1523.9°C19.6°C
JUL 1624.0°C19.6°C
JUL 1724.6°C19.6°C
JUL 1824.6°C19.6°C
JUL 1924.8°C19.6°C
JUL 2026.3°C19.6°C
JUL 2125.5°C19.6°C
JUL 2225.1°C19.6°C
JUL 2319.6°C24.8°C
JUL 2419.6°C24.6°C
JUL 2519.6°C24.3°C
JUL 2619.6°C24.0°C
JUL 2719.6°C23.7°C
JUL 2819.6°C23.5°C
JUL 2919.6°C23.2°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
January2°C6°C9°C
February3°C7°C9°C
March4°C8°C12°C
April7°C12°C15°C
May9°C14°C20°C
June12°C18°C24°C
July13°C20°C27°C
August14°C18°C23°C
September12°C17°C21°C
October9°C13°C16°C
November5°C9°C11°C
December3°C7°C9°C

Mezdra: Weather Forecast

July 23

° / °
overcast
rain: 0% | wind:

July 24

° / °
overcast
rain: 30% | wind:

July 25

° / °
partly cloudy
rain: 0% | wind:

July 26

° / °
slight rain
rain: 14% | wind:

July 27

° / °
slight rain
rain: 35% | wind:

Location & Local Information

Mezdra (Мездра) lies on the Iskar River in northern Bulgaria near reservoir sections and smaller local lakes. Water temperature there follows a typical temperate pattern: in winter surface temperatures commonly sit around 0–4 °C (32–39 °F), spring warms to roughly 6–14 °C (43–57 °F), summer surface temperatures usually reach about 18–26 °C (64–79 °F) with shallow bays occasionally hitting 27–28 °C (81–82 °F), and autumn cooling brings water back toward 10–16 °C (50–61 °F). These ranges vary with recent weather, water depth, river inflows and any dam releases, so local spots and sheltered coves can be noticeably warmer or cooler than open-water averages.

Swimming is practiced locally in the warmer months, but there are few formally supervised beaches or regulated swimming areas immediately at Mezdra, so swimming is often informal. Authorities may prohibit or discourage bathing when water quality, strong currents from river flows or reservoir operations, submerged hazards and lack of lifeguards present risks. In short, summer temperatures commonly allow comfortable bathing in many spots, but swimmers should heed local signage and municipal guidance because access, safety and water quality conditions can change.

Nearby Locations

Frequently Asked Questions

What is the current water temperature in Mezdra?
Water Temperature in Mezdra today is 25.1°C.
What is the water temperature in Mezdra during the summer months?
The water temperature in Mezdra in summer fluctuates in the range of 12°C - 27°C.
Is it possible to swim in Mezdra (Bulgaria) in Iskar and what are the possibilities for this?
You can swim in the Iskar around Mezdra in informal, calmer stretches and shallow spots suitable for wading, paddling or bathing, but there are no official supervised beaches so water quality, variable currents and limited access mean you should check local conditions and take appropriate safety precautions.