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Lake Jonkeri — Current Water Temperature, Annual Trends and Forecast

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

Lammasjärvi, Finland
Lammasjärvi, Finland © By Ludovic Péron, GFDL

Current Water Temperature

16.9°C
Today
15.4°C
Yesterday
12.1°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 Jonkeri today is 16.9°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 May 10 to June 10

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUN 312.2°C17.0°C
JUN 413.4°C17.0°C
JUN 513.9°C17.0°C
JUN 614.1°C17.0°C
JUN 714.3°C17.0°C
JUN 815.4°C17.0°C
JUN 1016.7°C17.0°C
JUN 1117.0°C16.9°C
JUN 1217.0°C16.9°C
JUN 1317.0°C16.9°C
JUN 1417.0°C16.9°C
JUN 1517.0°C16.9°C
JUN 1617.0°C16.9°C
JUN 1717.0°C16.9°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°C5°C
February0°C2°C5°C
March0°C2°C5°C
April0°C2°C5°C
May3°C8°C13°C
June11°C17°C22°C
July14°C20°C25°C
August12°C18°C23°C
September8°C13°C19°C
October4°C8°C11°C
November0°C3°C6°C
December0°C2°C5°C

Lake Jonkeri: Water Temperature by Location

Lake Jonkeri: Weather Forecast

June 9

° / °
light drizzle
rain: 26% | wind:

June 10

° / °
moderate rain
rain: 75% | wind:

June 11

° / °
overcast
rain: 6% | wind:

June 12

° / °
light drizzle
rain: 59% | wind:

June 13

° / °
light drizzle
rain: 22% | wind:

Location & Local Information

Lake Jonkeri, located in the Kainuu region, is characteristic of northern Finnish lakes, often surrounded by serene wilderness. Swimming is freely permitted along its accessible shorelines throughout the open-water season, secured by the Finnish Everyman’s Rights, which guarantees public access to the water for recreational use, provided respectful distance from private dwellings and the preservation of the environment are maintained. The lake's clear, clean water, typical of the area's water bodies, makes for a refreshing and highly enjoyable swimming experience during the warmer months.

The water temperature of Jonkeri is heavily influenced by the northern climate and its long winters. The lake is generally frozen from around November to April, during which period the water beneath the ice stabilizes in the frigid range of 0∘C to 4∘C. The main season for comfortable swimming is brief, concentrated in July and early August. During this warm peak, the surface water temperature typically rises to range between 16∘C and 21∘C. Outside of this short summer window, the water is cool, mainly suitable for those accustomed to cold water or partaking in traditional Finnish cold-water plunging after a sauna.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Lake Jonkeri?
Water Temperature in Lake Jonkeri today is 16.9°C.
What is the water temperature in Lake Jonkeri during the summer months?
The water temperature in Lake Jonkeri in summer fluctuates in the range of 11°C - 25°C.
Is it possible to swim in Lake Jonkeri (Finland) and what are the possibilities for this?
Yes — Lake Jonkeri is suitable for swimming in summer, with sandy and rocky shorelines, sheltered bays and many islands offering spots for beach swimming, wild or open-water swims from cottages or boats, though the water can be cool and facilities or lifeguards may be limited, so visitors should check local conditions and respect private property.