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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

15.8°C
Today
15.6°C
Yesterday
16.9°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 the Târnava River today is 15.8°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 60°F (15°C) to 65°F (18°C). The water is comfortable for most people, making it an ideal range for water sports enthusiasts. The temperature does not cause significant discomfort, and swimming will be pleasant for the majority. However, it's important to remember that prolonged exposure to the water can still lead to cooling, so it's essential to monitor the time spent in the water, especially for children or elderly people. 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 10 to October 11

Table of Daily Sea Temperature Data

Date Current Average Forecast
OCT 416.9°C12.0°C
OCT 516.9°C12.0°C
OCT 615.9°C12.0°C
OCT 716.1°C12.0°C
OCT 815.7°C12.0°C
OCT 915.6°C12.0°C
OCT 1015.4°C12.0°C
OCT 1212.0°C15.6°C
OCT 1312.0°C15.4°C
OCT 1412.0°C15.2°C
OCT 1512.0°C15.0°C
OCT 1612.0°C14.9°C
OCT 1712.0°C14.7°C
OCT 1812.0°C14.5°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 11

° / °
slight rain showers
rain: 87% | wind:

October 12

° / °
slight rain
rain: 70% | wind:

October 13

° / °
overcast
rain: 36% | wind:

October 14

° / °
slight rain
rain: 15% | wind:

October 15

° / °
slight rain
rain: 8% | 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 15.8°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.