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Lake Fontanej — Current Water Temperature, Annual Trends and Forecast

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

Lake Fontanej, Italy
Lake Fontanej, Italy © By Frengo90, CC BY-SA 4.0

Current Water Temperature

19.8°C
Today
20.4°C
Yesterday
21.1°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 Lake Fontanej today is 19.8°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming. 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 July 31 to August 31

Table of Daily Sea Temperature Data

Date Current Average Forecast
AUG 2421.1°C22.0°C
AUG 2521.1°C22.0°C
AUG 2620.8°C22.0°C
AUG 2720.6°C22.0°C
AUG 2820.5°C22.0°C
AUG 2920.4°C22.0°C
AUG 3020.4°C22.0°C
AUG 3120.5°C22.0°C
SEP 119.0°C19.8°C
SEP 219.0°C19.7°C
SEP 319.0°C19.7°C
SEP 419.0°C19.6°C
SEP 519.0°C19.6°C
SEP 619.0°C19.6°C
SEP 719.0°C19.5°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
January5°C9°C12°C
February4°C8°C11°C
March7°C11°C14°C
April9°C13°C17°C
May10°C15°C21°C
June14°C20°C25°C
July17°C22°C27°C
August17°C22°C27°C
September13°C19°C24°C
October11°C15°C19°C
November6°C10°C14°C
December5°C9°C12°C

Lake Fontanej: Water Temperature by Location

Lake Fontanej: Weather Forecast

September 1

° / °
overcast
rain: 0% | wind:

September 2

° / °
overcast
rain: 3% | wind:

September 3

° / °
partly cloudy
rain: 0% | wind:

September 4

° / °
mainly clear
rain: 0% | wind:

Location & Local Information

Lago Fontanej, a small lake in Piedmont, experiences marked seasonal variation in surface water temperature typical of upland Italian lakes. In spring the water is brisk, often ranging from about 4–12 °C (39–54 °F) as snowmelt and cool runoff dominate. By summer, on sunny days the shallow surface can warm to roughly 15–22 °C (59–72 °F), though deeper sections remain cooler. Autumn brings a steady decline to about 6–14 °C (43–57 °F) as air temperatures drop and mixing increases. In winter, especially at higher elevations, the lake can approach freezing with surface temperatures around 0–4 °C (32–39 °F) and occasional ice cover in cold spells. Actual values vary with altitude, depth, and recent weather.

Swimming at Lago Fontanej is commonly practiced, since it is primarily a natural recreational waterbody rather than a municipal drinking reservoir, but access and activities are subject to local rules and seasonal safety considerations. Cold temperatures outside the high summer months increase the risk of cold-water shock and hypothermia, and many areas lack lifeguards or marked swimming zones. Water quality is generally good, yet visitors should heed posted signs, avoid sensitive shorelines, and be prepared with appropriate gear—wetsuits in cooler conditions—and common-sense precautions before entering the water.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Lake Fontanej?
Water Temperature in Lake Fontanej today is 19.8°C.
What is the water temperature in Lake Fontanej during the summer months?
The water temperature in Lake Fontanej in summer fluctuates in the range of 14°C - 27°C.
Is it possible to swim in Lake Fontanej (Italy) and what are the possibilities for this?
Yes — during the warmer months you can swim in Lake Fontanej where local regulations allow, enjoying casual shoreline dips or wild swimming from the banks and, where offered, organized activities or equipment rental, but you should always heed signs and local rules to protect safety and the environment.