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Konnivesi — Current Water Temperature, Annual Trends and Forecast

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

Konnivesi, Finland
Konnivesi, Finland © By Markus Säynevirta, CC BY-SA 3.0

Current Water Temperature

17.9°C
Today
17.8°C
Yesterday
17.7°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 Konnivesi today is 17.9°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 July 31 to August 31

Table of Daily Sea Temperature Data

Date Current Average Forecast
AUG 2417.7°C20.0°C
AUG 2517.7°C20.0°C
AUG 2617.5°C20.0°C
AUG 2717.4°C20.0°C
AUG 2817.5°C20.0°C
AUG 2917.6°C20.0°C
AUG 3017.8°C20.0°C
AUG 3117.9°C20.0°C
SEP 117.0°C17.9°C
SEP 217.0°C17.8°C
SEP 317.0°C17.8°C
SEP 417.0°C17.7°C
SEP 517.0°C17.7°C
SEP 617.0°C17.6°C
SEP 717.0°C17.6°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°C3°C6°C
February0°C2°C5°C
March0°C2°C5°C
April0°C4°C7°C
May5°C10°C15°C
June10°C15°C21°C
July14°C20°C25°C
August14°C20°C25°C
September11°C17°C22°C
October5°C9°C12°C
November1°C5°C8°C
December0°C3°C6°C

Konnivesi: Water Temperature by Location

Konnivesi: Weather Forecast

September 1

° / °
moderate drizzle
rain: 81% | wind:

September 2

° / °
light drizzle
rain: 47% | wind:

September 3

° / °
moderate drizzle
rain: 57% | wind:

September 4

° / °
light drizzle
rain: 53% | wind:

Location & Local Information

Lake Konnivesi is a large and deep lake situated in the Päijät-Häme region of Southern Finland, forming part of a significant waterway network. Swimming is freely accessible along its shores, including established public beaches, a right protected by Finland's Everyman’s Rights. This legal principle ensures the public can use natural waters for recreation. Konnivesi’s water quality is generally good, supporting safe seasonal swimming, with the presence of deep areas influencing the overall temperature regime.

The lake’s water temperature is strongly seasonal. During the cold winter, from approximately December to April, the lake is typically ice-covered, with the water below the surface consistently maintaining a very cold temperature, ranging from 0∘C to 4∘C. The most pleasant period for surface swimming is concentrated in July and early August. During this peak summer time, surface temperatures in shallower, sheltered areas can typically reach an approximate range of 19∘C to 22∘C. Outside of the brief summer warm spell, the water remains too cool for casual bathing, though it is utilized by dedicated cold-water swimmers who continue the practice throughout the colder months.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Konnivesi?
Water Temperature in Konnivesi today is 17.9°C.
What is the water temperature in Konnivesi during the summer months?
The water temperature in Konnivesi in summer fluctuates in the range of 10°C - 25°C.
Is it possible to swim in Konnivesi (Finland) and what are the possibilities for this?
Yes — Konnivesi is suitable for swimming: you can bathe from its natural shores, islands, designated beaches or from boats and canoe landings often near camping and sauna facilities, but be aware of water temperature, weather and local safety and respect private property while taking advantage of Finland’s general public access to shorelines.