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Lappalanjärvi — Current Water Temperature, Annual Trends and Forecast

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

Lappalanjärvi, Finland
Lappalanjärvi, Finland © By Janim71, CC0

Current Water Temperature

19.9°C
Today
19.9°C
Yesterday
21.1°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 Lappalanjärvi today is 19.9°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming. 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 11 to August 11

Table of Daily Sea Temperature Data

Date Current Average Forecast
AUG 421.1°C20.0°C
AUG 520.9°C20.0°C
AUG 620.9°C20.0°C
AUG 720.9°C20.0°C
AUG 820.3°C20.0°C
AUG 920.0°C20.0°C
AUG 1019.9°C20.0°C
AUG 1119.9°C20.0°C
AUG 1220.0°C19.9°C
AUG 1320.0°C19.9°C
AUG 1420.0°C19.9°C
AUG 1520.0°C19.9°C
AUG 1620.0°C19.9°C
AUG 1720.0°C19.9°C
AUG 1820.0°C19.9°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°C3°C6°C
April0°C4°C8°C
May5°C11°C17°C
June12°C18°C23°C
July13°C19°C24°C
August14°C20°C25°C
September11°C17°C22°C
October5°C9°C12°C
November1°C5°C8°C
December0°C3°C6°C

Lappalanjärvi: Water Temperature by Location

Lappalanjärvi: Weather Forecast

August 12

° / °
light drizzle
rain: 20% | wind:

August 13

° / °
clear sky
rain: 6% | wind:

August 14

° / °
mainly clear
rain: 23% | wind:

Location & Local Information

Lake Lappalanjärvi, located in the Kymenlaakso region of southeastern Finland near Kouvola, is a medium-sized freshwater lake known for its clear water and natural beauty. The lake’s moderate depth and sheltered location cause its water temperature to vary noticeably through the year. In spring, after the ice melts, surface water temperatures are typically around 5–8 °C (41–46 °F). During early summer, the water warms gradually to about 15–18 °C (59–64 °F), and in July, the warmest month, it usually reaches 19–22 °C (66–72 °F). On very warm days, shallow areas may briefly reach 23–24 °C (73–75 °F). In autumn, the water cools below 10 °C (50 °F), and the lake usually freezes in late November or early December.

Swimming in Lake Lappalanjärvi is allowed and very popular during the summer season. The water is clean and suitable for bathing, and there are several beaches and piers near Kouvola that attract both locals and visitors. The lake warms to comfortable swimming temperatures by mid-June, offering pleasant conditions for families and open-water swimmers alike. Its calm surroundings, scenic shoreline, and good water quality make Lappalanjärvi a well-loved place for summer recreation and relaxation.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Lappalanjärvi?
Water Temperature in Lappalanjärvi today is 19.9°C.
What is the water temperature in Lappalanjärvi during the summer months?
The water temperature in Lappalanjärvi in summer fluctuates in the range of 12°C - 25°C.
Is it possible to swim in Lappalanjärvi (Finland) and what are the possibilities for this?
Yes — you can swim in Lappalanjärvi; the lake offers calm shorelines and likely designated bathing spots for casual and open‑water swimming (and in winter locals may practice ice swimming), but always check local access, water quality and seasonal safety conditions before entering.