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Lake Alserio — Current Water Temperature, Annual Trends and Forecast

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

Lake Alserio, Italy
Lake Alserio, Italy © By Broc, CC BY 3.0

Current Water Temperature

28.3°C
Today
28.6°C
Yesterday
28.3°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 Lake Alserio today is 28.3°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature is above 82°F (28°C). This is very warm water, which may feel almost hot to most people. Swimming in such conditions is perfect for those seeking relaxation and comfort in the water. These waters are often preferred for relaxation in hot weather, as the water temperature does not cool the body significantly. However, it is important to remember that in such warm waters, caution is necessary, as prolonged exposure without rest can lead to overheating. 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 June 21 to July 22

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUL 1528.3°C22.7°C
JUL 1628.3°C22.7°C
JUL 1728.3°C22.7°C
JUL 1828.5°C22.7°C
JUL 1928.6°C22.7°C
JUL 2028.6°C22.7°C
JUL 2128.6°C22.7°C
JUL 2228.3°C22.7°C
JUL 2322.7°C28.0°C
JUL 2422.7°C27.7°C
JUL 2522.7°C27.5°C
JUL 2622.7°C27.2°C
JUL 2722.7°C26.9°C
JUL 2822.7°C26.6°C
JUL 2922.7°C26.3°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
January4°C9°C12°C
February4°C8°C11°C
March7°C11°C14°C
April9°C13°C17°C
May10°C16°C22°C
June14°C20°C26°C
July17°C23°C29°C
August17°C22°C27°C
September13°C19°C24°C
October11°C15°C19°C
November6°C11°C14°C
December5°C9°C12°C

Lake Alserio: Water Temperature by Location

Lake Alserio: Weather Forecast

July 23

° / °
overcast
rain: 3% | wind:

July 24

° / °
overcast
rain: 0% | wind:

July 25

° / °
slight rain showers
rain: 67% | wind:

July 26

° / °
slight thunderstorm
rain: 81% | wind:

July 27

° / °
mainly clear
rain: 13% | wind:

Location & Local Information

Lake Alserio, in Lombardy, is a relatively small, shallow lake whose water temperatures vary notably through the year. In winter the surface commonly ranges from about 1–6 °C (34–43 °F), while spring brings a gradual rise to roughly 7–15 °C (45–59 °F). Peak summer temperatures in sheltered, shallow parts of the lake can reach around 20–26 °C (68–79 °F), and autumn sees cooling back to roughly 10–18 °C (50–64 °F). Because the lake is not very deep, it tends to warm up faster in calm, sunny conditions, but it can also cool quickly and be affected by seasonal weather swings.

Swimming in Lake Alserio does take place and is generally allowed in non-protected, designated spots, though official facilities are limited compared with larger tourist lakes. The lake’s shallow, eutrophic character means that warm periods can encourage algal growth or reduced clarity, and some shoreline zones are protected for nature conservation; for those reasons local authorities sometimes restrict bathing in specific areas or post guidance about water quality. In practice visitors swim in suitable sections during the summer months when surface temperatures are most comfortable, taking account of posted notices and local recommendations about safe and permissible places to enter the water.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Lake Alserio?
Water Temperature in Lake Alserio today is 28.3°C.
What is the water temperature in Lake Alserio during the summer months?
The water temperature in Lake Alserio in summer fluctuates in the range of 14°C - 29°C.
Is it possible to swim in Lake Alserio (Italy) and what are the possibilities for this?
Yes — you can swim in Lake Alserio at a few small public beaches and informal shoreline spots, but much of the lake is a protected natural area where bathing may be limited to protect wildlife, facilities and water quality vary, and you should follow local signs and rules before entering.