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Sinaia — Current Water Temperature, Annual Trends and Forecast

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

Sinaia, Romania
Sinaia, Romania © By Camil72, CC BY-SA 3.0

Current Water Temperature

13.4°C
Today
12.7°C
Yesterday
13.3°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 Sinaia today is 13.4°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 10 to October 11

Table of Daily Sea Temperature Data

Date Current Average Forecast
OCT 413.3°C10.0°C
OCT 512.2°C10.0°C
OCT 612.4°C10.0°C
OCT 712.9°C10.0°C
OCT 813.0°C10.0°C
OCT 912.7°C10.0°C
OCT 1012.8°C10.0°C
OCT 1210.0°C13.2°C
OCT 1310.0°C13.1°C
OCT 1410.0°C12.9°C
OCT 1510.0°C12.7°C
OCT 1610.0°C12.6°C
OCT 1710.0°C12.4°C
OCT 1810.0°C12.2°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°C4°C8°C
February0°C4°C7°C
March1°C5°C9°C
April5°C9°C11°C
May6°C10°C15°C
June9°C15°C21°C
July11°C17°C23°C
August11°C17°C23°C
September9°C13°C18°C
October7°C10°C13°C
November3°C7°C9°C
December0°C5°C8°C

Sinaia: Weather Forecast

October 12

° / °
slight rain
rain: 81% | wind:

October 13

° / °
overcast
rain: 50% | wind:

October 14

° / °
slight rain
rain: 35% | wind:

October 15

° / °
slight rain
rain: 31% | wind:

Location & Local Information

There is some potential for confusion because the best-known Sinaia is a mountain town in Prahova County; if you mean a smaller locality or lake called Sinaia in the South-Muntenia plain, specific monitoring data are not always published. In lowland lakes of South-Muntenia, seasonal surface temperatures typically range from near freezing in winter—about 0–4 °C (32–39 °F)—to spring values around 6–15 °C (43–59 °F), rising in summer to roughly 18–26 °C (64–79 °F) and occasionally 27–28 °C (81–82 °F) in hot spells, then cooling through autumn to 10–18 °C (50–64 °F). These are typical ranges for shallow, slow-moving inland waters in the region; actual temperatures at any given lake called Sinaia will vary with depth, shading, inflow and recent weather.

Swimming is commonly possible in summer when surface temperatures are in the high teens or mid-twenties Celsius, but it is allowed only where local authorities or landowners permit access and where water quality and safety conditions are adequate. Restrictions may be in place because of pollution, algae blooms, lack of lifeguards, or fragile ecosystems, and ice or near-freezing water in winter makes open-water swimming hazardous except for trained cold-water swimmers following safety measures. Always check local signage and recent water-quality information before entering.

Nearby Locations

Frequently Asked Questions

What is the current water temperature in Sinaia?
Water Temperature in Sinaia today is 13.4°C.
What is the water temperature in Sinaia during the summer months?
The water temperature in Sinaia in summer fluctuates in the range of 9°C - 23°C.
Is it possible to swim in Sinaia (Romania) in Prahova and what are the possibilities for this?
Yes — in Sinaia (Prahova) you can swim mainly in hotel and public indoor or outdoor pools and, if you prefer nature, in nearby mountain ponds or river spots, but natural waters are often cold, seasonal and unsupervised so check conditions and safety before entering.