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Mattmarksee — Current Water Temperature, Annual Trends and Forecast

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

Mattmarksee, Switzerland
Mattmarksee, Switzerland © By Oberpepe, GFDL

Current Water Temperature

15.7°C
Today
15.9°C
Yesterday
16.4°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 Mattmarksee today is 15.7°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 60°F (15°C) to 65°F (18°C). The water is comfortable for most people, making it an ideal range for water sports enthusiasts. The temperature does not cause significant discomfort, and swimming will be pleasant for the majority. However, it's important to remember that prolonged exposure to the water can still lead to cooling, so it's essential to monitor the time spent in the water, especially for children or elderly people. 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 1516.4°C16.2°C
JUL 1616.4°C16.2°C
JUL 1716.3°C16.2°C
JUL 1816.3°C16.2°C
JUL 1916.2°C16.2°C
JUL 2016.2°C16.2°C
JUL 2115.9°C16.2°C
JUL 2215.7°C16.2°C
JUL 2316.2°C15.7°C
JUL 2416.2°C15.8°C
JUL 2516.2°C15.8°C
JUL 2616.2°C15.8°C
JUL 2716.2°C15.8°C
JUL 2816.2°C15.9°C
JUL 2916.2°C15.9°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°C2°C4°C
February0°C0°C0°C
March0°C0°C0°C
April0°C2°C8°C
May3°C7°C11°C
June5°C11°C17°C
July13°C16°C21°C
August11°C15°C19°C
September9°C14°C19°C
October5°C9°C13°C
November0°C3°C5°C
December0°C2°C4°C

Mattmarksee: Water Temperature by Location

Mattmarksee: Weather Forecast

July 23

° / °
overcast
rain: 3% | wind:

July 24

° / °
overcast
rain: 0% | wind:

July 25

° / °
slight thunderstorm
rain: 100% | wind:

July 26

° / °
slight rain showers
rain: 95% | wind:

July 27

° / °
fog
rain: 10% | wind:

Location & Local Information

Type: reservoir
Catchment area: 37.10 km2 (14.32 sq mi)
Basin countries: Switzerland
Max. length: 3.2 km (2.0 mi)
Surface area: 1.76 km2 (0.68 sq mi)
Max. depth: 93 m (305 ft)
Water volume: 100 million cubic metres (81,000 acre⋅ft)
Surface elevation: 2,197 m (7,208 ft)

Mattmarksee is an artificial lake located in the Saas Valley, in the canton of Valais, Switzerland. Nestled at an elevation of about 2,200 meters above sea level, it is one of the highest reservoirs in the Alps. The lake was created for hydroelectric power generation and is surrounded by stunning mountain scenery, making it a popular destination for hikers and outdoor enthusiasts.

Due to its high altitude, the water temperature in Mattmarksee is relatively cold throughout the year. The lake is usually ice-covered during the winter months, and the water begins to warm up in late spring and summer, allowing for some recreational activities such as fishing and picnicking. The maximum temperature typically reaches around 15°C in July and August, but it can vary depending on the weather conditions.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Mattmarksee?
Water Temperature in Mattmarksee today is 15.7°C.
What is the water temperature in Mattmarksee during the summer months?
The water temperature in Mattmarksee in summer fluctuates in the range of 5°C - 21°C.
Is it possible to swim in Mattmarksee and what are the possibilities for this?
Yes, you can swim in Mattmarksee, Switzerland; however, due to its high altitude and glacial water, it's cold even in summer. There are no designated swimming facilities, so swimming is at your own risk.