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Mattmarksee
Mattmarksee Current Water Temperature and Forecast
On this page, you will find comprehensive information about the water temperature in Mattmarksee, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Current Lake Water Temperature Information
0.8°C
TODAY
4.3°C
YESTERDAY
5.3°C
A WEEK AGO
As of today, the minimum water temperature in the Mattmarksee ranges less than 41°F (5°C). Such water is extremely cold and not recommended for swimming without proper preparation. In these conditions, the risk of hypothermia is very high, and prolonged exposure to the water can be hazardous to your health. If you decide to swim, it is important to have the appropriate gear, such as a wetsuit. Typically, only experienced swimmers or those who practice winter swimming venture into such waters.
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.
Analysis, Historical Data, and Forecast of Water Temperature
Water Temperature Chart for Mattmarksee Over the Last 30 Days
Today the water temperature in Mattmarksee is lower than the same day in previous years. The water temperature range here in November is from 0°C to 5°C. The water temperature has decreased over the past 7 days but has increased over the past month.
The forecasted water temperature values for Mattmarksee are presented in the table below.
The actual water temperature values near the shore may differ by a few degrees from the stated values. For the development of the forecast, we use our own mathematical model that takes into account the current water temperature changes, historical data, and key weather trends, including wind strength and direction, and air temperature in each specific region.
Daily Water Temperature Chart
| Date | Current | Average | Forecast |
|---|---|---|---|
| Nov 9 | 5.3°C | 2.5°C | |
| Nov 10 | 5.2°C | 2.5°C | |
| Nov 11 | 5.2°C | 2.5°C | |
| Nov 12 | 4.6°C | 2.5°C | |
| Nov 13 | 4.5°C | 2.5°C | |
| Nov 14 | 4.2°C | 2.5°C | |
| Nov 15 | 4.3°C | 2.5°C | |
| Nov 16 | 3.6°C | 2.5°C | |
| Nov 17 | 2.5°C | 0.9°C | |
| Nov 18 | 2.5°C | 1.0°C | |
| Nov 19 | 2.5°C | 1.1°C | |
| Nov 20 | 2.5°C | 1.2°C | |
| Nov 21 | 2.5°C | 1.3°C | |
| Nov 22 | 2.5°C | 1.4°C | |
| Nov 23 | 2.5°C | 1.5°C | |
| Nov 24 | 2.5°C | 1.6°C |
Water Temperature Ranges in Mattmarksee by Month
January
| Minimum | Average | Maximum |
|---|---|---|
| 0°C | 2°C | 4°C |
February
| Minimum | Average | Maximum |
|---|---|---|
| 0°C | 0°C | 0°C |
March
| Minimum | Average | Maximum |
|---|---|---|
| 0°C | 0°C | 0°C |
April
| Minimum | Average | Maximum |
|---|---|---|
| 0°C | 1.5°C | 8°C |
May
| Minimum | Average | Maximum |
|---|---|---|
| 3°C | 7°C | 11°C |
June
| Minimum | Average | Maximum |
|---|---|---|
| 5°C | 11°C | 17°C |
July
| Minimum | Average | Maximum |
|---|---|---|
| 13°C | 16.2°C | 21°C |
August
| Minimum | Average | Maximum |
|---|---|---|
| 11°C | 15°C | 19°C |
September
| Minimum | Average | Maximum |
|---|---|---|
| 10°C | 14.5°C | 19°C |
October
| Minimum | Average | Maximum |
|---|---|---|
| 5°C | 9°C | 13°C |
November
| Minimum | Average | Maximum |
|---|---|---|
| 0°C | 2.5°C | 5°C |
December
| Minimum | Average | Maximum |
|---|---|---|
| 0°C | 2°C | 4°C |
Monthly Water Temperature Histogram for Mattmarksee
Mattmarksee Weather
NOVEMBER 16
2°C / 5°C
slight rain showersrain: 75% | wind: 8 km/h
NOVEMBER 17
-4°C / 2°C
slight snow showerrain: 58% | wind: 6 km/h
NOVEMBER 18
-5°C / 1°C
fograin: 30% | wind: 15 km/h
Water Temperature in Mattmarksee: General Trends and Swimming Opportunities

© Balachanthiran Chandrabose
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.
Geographical Location of Mattmarksee
Frequently Asked Questions About Mattmarksee and its Water Temperatures
What is the current water temperature in Mattmarksee?
The water temperature today in Mattmarksee is 33°F (0.8°C).
What is the water temperature in Mattmarksee during the summer months?
The average water temperature in Mattmarksee during the summer months is typically between 56°F to 61°F (13°C to 16°C), and it can reach up to 70°F (21°C) at its warmest. However, in some years, the temperature may exceed this range.
What is the water temperature in Mattmarksee in May?
The average water temperature in Mattmarksee in May ranges from 41°F to 52°F (5°C to 11°C).
What is the water temperature in Mattmarksee in September?
The average water temperature in Mattmarksee in September is typically between 52°F to 66°F (11°C to 19°C).
Where is Mattmarksee located?
Mattmarksee is located in Switzerland, at an elevation of 7,208 feet (2197 meters) above sea level.
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.
What are the coordinates of Mattmarksee?
Mattmarksee is located at coordinates 46.0360°N 7.9600°E.

