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Jiu River — Current Water Temperature, Annual Trends and Forecast

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

Jiu River, Romania
Jiu River, Romania © By Sandri 90, CC BY-SA 3.0

Current Water Temperature

24.5°C
Today
23.3°C
Yesterday
21.9°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 Jiu River today is 24.5°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 May 30 to June 30

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUN 2321.9°C18.1°C
JUN 2422.0°C18.1°C
JUN 2522.0°C18.1°C
JUN 2622.4°C18.1°C
JUN 2722.6°C18.1°C
JUN 2822.6°C18.1°C
JUN 2923.3°C18.1°C
JUN 3024.1°C18.1°C
JUL 119.0°C24.2°C
JUL 219.0°C24.0°C
JUL 319.0°C23.7°C
JUL 419.0°C23.4°C
JUL 519.0°C23.1°C
JUL 619.0°C22.9°C
JUL 719.0°C22.6°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
January2°C6°C10°C
February3°C7°C10°C
March4°C8°C12°C
April9°C12°C15°C
May10°C15°C19°C
June12°C18°C25°C
July15°C19°C24°C
August15°C19°C24°C
September12°C17°C21°C
October9°C13°C16°C
November7°C10°C13°C
December3°C7°C10°C

Jiu River: Water Temperature by Location

Jiu River: Weather Forecast

July 1

° / °
slight rain showers
rain: 58% | wind:

July 2

° / °
slight thunderstorm
rain: 90% | wind:

July 3

° / °
moderate rain showers
rain: 23% | wind:

July 4

° / °
mainly clear
rain: 10% | wind:

July 5

° / °
overcast
rain: 5% | wind:

July 6

° / °
partly cloudy
rain: 0% | wind:

Location & Local Information

The Jiu River in south‑western Oltenia, Romania, runs from mountain headwaters through hilly terrain to lowland plains, and its water temperature varies accordingly. In winter the river is cold, typically around 0–4 °C (32–39 °F) in exposed stretches and slightly warmer in sheltered lowland pools. During spring temperatures rise to roughly 6–14 °C (43–57 °F), influenced by snowmelt and rains. In summer the warmest lowland reaches can register between about 18–25 °C (64–77 °F), occasionally climbing into the low 20s °C (about 70–78 °F) on hot, shallow sections; autumn sees a gradual cooling back toward spring values.

Swimming on the Jiu is practiced informally in summer where currents are gentle and water quality is acceptable, but it is not uniformly managed as an official bathing destination. Local authorities may restrict access in places for safety reasons — strong currents, varying depths, submerged obstacles and the absence of lifeguards pose hazards — and water quality can be affected by agricultural runoff or upstream industrial sources in some stretches. For those considering a swim, summer temperatures in the high teens to mid‑20s °C (mid‑60s to mid‑70s °F) are the most comfortable, while spring, autumn and winter conditions generally make swimming impractical or unsafe.

Nearby Rivers

Frequently Asked Questions

What is the current water temperature in the Jiu River?
Water Temperature in the Jiu River today is 24.5°C.
What is the water temperature in the Jiu River during the summer months?
The water temperature in the Jiu River in summer fluctuates in the range of 12°C - 25°C.
Is it possible to swim in Jiu (Romania) and what are the possibilities for this?
Swimming in the Jiu River is possible in certain sections—particularly the cleaner upper and rural stretches, calm side pools and designated recreational spots—but many lower and industrialized reaches can be polluted or have strong currents and variable flows, so always verify local water-quality and safety information before entering.