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Târnava River — Current Water Temperature, Annual Trends and Forecast

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

Târnava River, Romania
Târnava River, Romania © De la Țetcu Mircea Rareș, CC BY-SA 4.0

Current Water Temperature

10.3°C
Today
11.0°C
Yesterday
12.6°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 Târnava River today is 10.3°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

❌ As of today, the minimum water temperature ranges from 50°F (10°C) to 54°F (12°C). The water is slightly warmer, but still cool for most people. Swimming in such conditions is possible, but for most people, the time spent in the water should be limited to avoid hypothermia. Even experienced swimmers may feel discomfort if they stay in the water for too long. To improve comfort and safety, a wetsuit can be used. 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 30 to October 31

Table of Daily Sea Temperature Data

Date Current Average Forecast
OCT 2412.5°C12.0°C
OCT 2512.3°C12.0°C
OCT 2611.8°C12.0°C
OCT 2711.5°C12.0°C
OCT 2811.1°C12.0°C
OCT 2911.0°C12.0°C
OCT 3010.2°C12.0°C
NOV 19.0°C10.2°C
NOV 29.0°C10.2°C
NOV 39.0°C10.1°C
NOV 49.0°C10.0°C
NOV 59.0°C10.0°C
NOV 69.0°C9.9°C
NOV 79.0°C9.8°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
January2°C6°C9°C
February2°C6°C9°C
March4°C8°C10°C
April6°C11°C14°C
May9°C13°C18°C
June14°C18°C23°C
July15°C19°C24°C
August15°C19°C24°C
September12°C17°C21°C
October9°C12°C15°C
November5°C9°C11°C
December2°C6°C9°C

Târnava River: Water Temperature by Location

Târnava River: Weather Forecast

October 31

° / °
slight rain
rain: 88% | wind:

November 1

° / °
slight rain
rain: 78% | wind:

November 2

° / °
slight rain
rain: 53% | wind:

November 3

° / °
slight rain
rain: 61% | wind:

November 4

° / °
slight rain
rain: 60% | wind:

Location & Local Information

Source Confluence of the Târnava Mare and the Târnava Mică
• location Blaj, Romania
• coordinates 46°10′18″N 23°53′35″E
Mouth Mureș
• location Teiuș, Romania
• coordinates 46°9′16″N 23°41′56″E
Length 23 km (14 mi)

The Târnava, a river system in central Romania (Romanian: Târnava), has water temperatures that vary strongly with the seasons because of its moderate continental climate and relatively shallow channels in many stretches. In winter the river commonly approaches near-freezing temperatures, around 0–4 °C (32–39 °F). Spring sees a steady rise as snowmelt and rain warm the flow to roughly 6–14 °C (43–57 °F). In summer the warmest sections, especially slower, shallower reaches, typically range from about 18–25 °C (64–77 °F), occasionally rising a degree or two on hot, low-flow days. Autumn temperatures fall back into a cooler band near 8–15 °C (46–59 °F) as air temperatures decline and flows increase.

Swimming in the Târnava is possible in many local spots, particularly during the warmest weeks of summer when temperatures are most comfortable, but it is not universally regulated or supervised. Whether bathing is allowed depends on local municipal rules and on water quality at specific locations; agricultural runoff, urban discharge and variable currents can make some stretches less suitable for recreational swimming. There are few official lifeguarded areas on the river itself, so people choose designated swimming facilities or monitored natural sites when available, exercise caution regarding depth and flow, and check recent local information about water quality before entering.

Nearby Rivers

Frequently Asked Questions

What is the current water temperature in the Târnava River?
Water Temperature in the Târnava River today is 10.3°C.
What is the water temperature in the Târnava River during the summer months?
The water temperature in the Târnava River in summer fluctuates in the range of 14°C - 24°C.
Is it possible to swim in Târnava (Romania) and what are the possibilities for this?
Yes — you can swim in parts of the Târnava during warm months in calm, shallow stretches, gravel banks and a few local bathing spots or nearby reservoirs, but the river is not widely designated for formal bathing so you should check local water-quality updates, access and safety conditions and consider municipal pools, lakes or thermal baths as safer alternatives.