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Lupeni — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in Lupeni, 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

20.3°C
Today
18.8°C
Yesterday
17.6°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 Lupeni today is 20.3°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience. 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 2317.6°C15.1°C
JUN 2417.6°C15.1°C
JUN 2517.9°C15.1°C
JUN 2618.0°C15.1°C
JUN 2718.0°C15.1°C
JUN 2818.0°C15.1°C
JUN 2918.8°C15.1°C
JUN 3020.2°C15.1°C
JUL 117.0°C20.1°C
JUL 217.0°C20.0°C
JUL 317.0°C19.8°C
JUL 417.0°C19.6°C
JUL 517.0°C19.5°C
JUL 617.0°C19.3°C
JUL 717.0°C19.1°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
January0°C5°C9°C
February0°C5°C8°C
March2°C6°C10°C
April6°C9°C12°C
May7°C11°C16°C
June10°C15°C21°C
July12°C17°C21°C
August12°C17°C21°C
September9°C14°C18°C
October8°C11°C14°C
November4°C8°C10°C
December0°C5°C9°C

Lupeni: Weather Forecast

July 1

° / °
slight rain showers
rain: 78% | wind:

July 2

° / °
slight thunderstorm
rain: 91% | wind:

July 3

° / °
slight rain showers
rain: 71% | wind:

July 4

° / °
partly cloudy
rain: 25% | wind:

July 5

° / °
slight rain
rain: 18% | wind:

July 6

° / °
overcast
rain: 25% | wind:

Location & Local Information

Lupeni (Romanian: Lupeni), located in the Jiu Valley of western Romania, is close to a small reservoir and recreational lake that reflects the local mountain-valley climate. Water temperatures vary markedly through the year: in winter the surface commonly drops to around 0–4 °C (32–39 °F), spring brings gradual warming to roughly 5–15 °C (41–59 °F), summer months typically see the warmest conditions with surface temperatures often between 18–25 °C (64–77 °F) in shallow parts, and autumn cools back to about 8–16 °C (46–61 °F). Local conditions such as depth, shading, and inflow from streams can cause variation from these averages, with deeper areas staying noticeably colder year-round.

Swimming is possible in the lake but is subject to seasonal and local restrictions. During the warmest weeks of summer people commonly swim where access is safe and permitted because temperatures reach comfortable ranges for bathing. However, authorities may prohibit swimming at times for reasons including water quality concerns, safety hazards (steep banks, submerged structures, sudden depth changes) or reservoir management needs, so it is important to follow posted signs and local guidance. Lifeguard presence and designated bathing zones are not guaranteed, so personal caution and checking current local advisories are recommended.

Nearby Locations

Frequently Asked Questions

What is the current water temperature in Lupeni?
Water Temperature in Lupeni today is 20.3°C.
What is the water temperature in Lupeni during the summer months?
The water temperature in Lupeni in summer fluctuates in the range of 10°C - 21°C.
Is it possible to swim in Lupeni (Romania) in Jiu and what are the possibilities for this?
While you can swim in some calmer, shallow stretches and natural pools of the Jiu around Lupeni, it is often risky because of cold, fast currents and variable water quality, so people generally prefer supervised pools or designated recreational water areas in the valley when available.