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Razim Lake — Current Water Temperature, Annual Trends and Forecast

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

Lake Sinoe, Romania
Lake Sinoe, Romania © By Nicu Farcaș, CC BY-SA 4.0

Current Water Temperature

12.1°C
Today
12.4°C
Yesterday
13.2°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 Razim Lake today is 12.1°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 27 to October 28

Table of Daily Sea Temperature Data

Date Current Average Forecast
OCT 2113.2°C15.0°C
OCT 2213.5°C15.0°C
OCT 2313.3°C15.0°C
OCT 2413.1°C15.0°C
OCT 2513.1°C15.0°C
OCT 2612.6°C15.0°C
OCT 2712.4°C15.0°C
OCT 2812.1°C15.0°C
OCT 2915.0°C12.1°C
OCT 3015.0°C12.1°C
OCT 3115.0°C12.1°C
NOV 112.0°C12.1°C
NOV 212.0°C12.1°C
NOV 312.0°C12.1°C
NOV 412.0°C12.1°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°C8°C12°C
February2°C7°C12°C
March4°C9°C14°C
April9°C14°C18°C
May11°C18°C23°C
June14°C20°C27°C
July18°C23°C29°C
August18°C24°C30°C
September14°C20°C25°C
October11°C15°C19°C
November8°C12°C15°C
December3°C8°C12°C

Razim Lake: Water Temperature by Location

Razim Lake: Weather Forecast

October 29

° / °
slight rain
rain: 56% | wind:

October 30

° / °
overcast
rain: 5% | wind:

October 31

° / °
overcast
rain: 5% | wind:

November 1

° / °
slight rain
rain: 22% | wind:

November 2

° / °
slight thunderstorm
rain: 35% | wind:

Location & Local Information

Lacul Razim (Lacul Razim) is a large, shallow lagoon in south‑east Romania whose surface temperatures change notably with the seasons. In winter the water typically cools to about 0–6 °C (32–43 °F), while spring sees a gradual rise to roughly 6–18 °C (43–64 °F). Summer surface temperatures commonly range from 20–28 °C (68–82 °F), and in particularly warm spells can approach 30 °C (86 °F). During autumn the lake cools again to roughly 10–18 °C (50–64 °F). Because the basin is shallow and influenced by freshwater inflows and occasional connections to the Black Sea, temperatures can vary across the lagoon and between surface and deeper layers.

Swimming in Lacul Razim is possible but not uniformly promoted; informal bathing occurs in summer where access is safe and waters are warmer. The lagoon’s shallow, reed‑filled margins, muddy bottoms, variable salinity and intermittent algal growth mean that many areas are unsuitable for organized beach facilities. Water quality monitoring is patchy, so local authorities sometimes restrict access or warn against swimming in specific spots after heavy rain or algal blooms. Visitors who plan to swim should choose known recreational sections, heed local signs and advisories, and be aware that conditions can change quickly.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Razim Lake?
Water Temperature in Razim Lake today is 12.1°C.
What is the water temperature in Razim Lake during the summer months?
The water temperature in Razim Lake in summer fluctuates in the range of 14°C - 30°C.
Is it possible to swim in Razim Lake (Romania) and what are the possibilities for this?
Yes — swimming is possible in parts of Lake Razim, mainly in sheltered shallow bays and near resort or village shores where calmer, often brackish water allows bathing, but conditions vary seasonally, the water can be shallow, muddy and vegetated and access is limited, so many visitors prefer organized bathing spots or nearby Black Sea beaches for cleaner, safer swimming.