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Onega Lake
Onega Lake Current Water Temperature and Forecast
On this page, you will find comprehensive information about the water temperature in Onega Lake, 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
8.1°C
TODAY
7.7°C
YESTERDAY
6.1°C
A WEEK AGO
As of today, the minimum water temperature in the Onega Lake ranges from 41°F (5°C) to 47°F (8°C). This water temperature is still quite low, and swimming in such conditions may only be comfortable for hardened individuals. It is recommended to limit the time spent in the water to avoid hypothermia. For those not accustomed to cold water, it is better to refrain from swimming. However, if you decide to enter the water, it is advisable to wear a warm wetsuit for protection against the cold.
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 Onega Lake Over the Last 30 Days
Today the water temperature in Onega Lake is higher than the same day in previous years. The water temperature range here in May is from 0°C to 11°C. The water temperature is trending upward, and it has increased both over the past 30 days and the past week.
The forecasted water temperature values for Onega Lake 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 |
---|---|---|---|
May 23 | 6.1°C | 5.5°C | |
May 24 | 6.2°C | 5.5°C | |
May 25 | 6.5°C | 5.5°C | |
May 26 | 6.5°C | 5.5°C | |
May 27 | 7.0°C | 5.5°C | |
May 28 | 7.1°C | 5.5°C | |
May 29 | 7.7°C | 5.5°C | |
May 30 | 8.1°C | 5.5°C | |
May 31 | 5.5°C | 7.9°C | |
Jun 1 | 12.0°C | 8.2°C | |
Jun 2 | 12.0°C | 8.4°C | |
Jun 3 | 12.0°C | 8.6°C | |
Jun 4 | 12.0°C | 8.8°C | |
Jun 5 | 12.0°C | 9.0°C | |
Jun 6 | 12.0°C | 9.2°C | |
Jun 7 | 12.0°C | 9.4°C |
Water Temperature Ranges in Onega Lake by Month
January
Minimum | Average | Maximum |
---|---|---|
0°C | 2°C | 4°C |
February
Minimum | Average | Maximum |
---|---|---|
0°C | 1.5°C | 3°C |
March
Minimum | Average | Maximum |
---|---|---|
0°C | 2°C | 4°C |
April
Minimum | Average | Maximum |
---|---|---|
-1°C | 2.5°C | 6°C |
May
Minimum | Average | Maximum |
---|---|---|
0°C | 5.5°C | 11°C |
June
Minimum | Average | Maximum |
---|---|---|
3°C | 12°C | 21°C |
July
Minimum | Average | Maximum |
---|---|---|
8°C | 16.5°C | 25°C |
August
Minimum | Average | Maximum |
---|---|---|
13°C | 17.5°C | 22°C |
September
Minimum | Average | Maximum |
---|---|---|
8°C | 12°C | 16°C |
October
Minimum | Average | Maximum |
---|---|---|
4°C | 8°C | 12°C |
November
Minimum | Average | Maximum |
---|---|---|
0°C | 4°C | 8°C |
December
Minimum | Average | Maximum |
---|---|---|
0°C | 2.5°C | 5°C |
Monthly Water Temperature Histogram for Onega Lake
Water Temperature in Cities and Towns on Onega Lake
Onega Lake Weather
MAY 31
6°C / 8°C
clear skyhumidity: 89% | wind: 5 km/h
JUNE 1
6°C / 8°C
broken clouds: 51-84%humidity: 86% | wind: 4 km/h
JUNE 2
6°C / 8°C
overcast clouds: 85-100%humidity: 94% | wind: 4 km/h
Water Temperature in Onega Lake: General Trends and Swimming Opportunities

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Geographical Location of Onega Lake
Frequently Asked Questions About Onega Lake and its Water Temperatures
What is the current water temperature in Onega Lake?
The water temperature today in Onega Lake is 47°F (8.1°C).
What is the water temperature in Onega Lake during the summer months?
The water temperature in Onega Lake during the summer months is typically between 37°F to 77°F (3°C to 25°C). However, in some years, the temperature may exceed this range.
What is the water temperature in Onega Lake in May?
The water temperature in Onega Lake in May ranges from 32°F to 52°F (0°C to 11°C).
What is the water temperature in Onega Lake in September?
The water temperature in Onega Lake in September is typically between 46°F to 61°F (8°C to 16°C).
Where is Onega Lake located?
Onega Lake is located in Russia in Republic of Karelia, at an elevation of 0 feet (0 meters) above sea level.
What are the coordinates of Onega Lake?
Onega Lake is located at coordinates 61.7930°N 35.4750°E.