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Visnaren Lake — Current Water Temperature, Annual Trends and Forecast

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

Mälaren Lake, Sweden
Mälaren Lake, Sweden © CC BY-SA 3.0, GFDL

Current Water Temperature

10.5°C
Today
10.7°C
Yesterday
11.9°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 Visnaren Lake today is 10.5°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

❌ As of today, the minimum water temperature ranges from 50°F (10°C) to 54°F (12°C). The water is slightly warmer, but still cool for most people. Swimming in such conditions is possible, but for most people, the time spent in the water should be limited to avoid hypothermia. Even experienced swimmers may feel discomfort if they stay in the water for too long. To improve comfort and safety, a wetsuit can be used. 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 September 10 to October 11

Table of Daily Sea Temperature Data

Date Current Average Forecast
OCT 411.9°C11.0°C
OCT 511.7°C11.0°C
OCT 611.5°C11.0°C
OCT 711.3°C11.0°C
OCT 811.4°C11.0°C
OCT 910.9°C11.0°C
OCT 1010.7°C11.0°C
OCT 1110.5°C11.0°C
OCT 1211.0°C10.5°C
OCT 1311.0°C10.6°C
OCT 1411.0°C10.6°C
OCT 1511.0°C10.6°C
OCT 1611.0°C10.6°C
OCT 1711.0°C10.7°C
OCT 1811.0°C10.7°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°C3°C6°C
March0°C4°C7°C
April4°C8°C11°C
May7°C12°C18°C
June12°C18°C24°C
July16°C22°C27°C
August17°C22°C27°C
September12°C18°C23°C
October7°C11°C14°C
November3°C7°C10°C
December0°C4°C7°C

Visnaren Lake: Water Temperature by Location

Visnaren Lake: Weather Forecast

October 12

° / °
dense intensity drizzle
rain: 45% | wind:

October 13

° / °
moderate drizzle
rain: 46% | wind:

October 14

° / °
moderate drizzle
rain: 51% | wind:

October 15

° / °
overcast
rain: 44% | wind:

Location & Local Information

Visnaren is a medium-sized lake in Södermanland, Sweden, known locally as Visnaren. Water temperatures follow the typical Nordic seasonal pattern: in summer the surface commonly warms to about 15–22 °C (59–72 °F), and in sheltered shallow bays it can occasionally reach around 24 °C (75 °F) during prolonged warm spells. Spring sees a rapid rise from near-freezing to roughly 2–10 °C (36–50 °F) as ice melts and the water stratifies. Autumn temperatures generally fall back to the 8–14 °C range (46–57 °F) as cooling and wind mix the water. In winter the lake is often close to 0 °C (32 °F) and can develop stable ice cover during cold periods, making open-water temperatures effectively at or below freezing until thaw.

Swimming in Visnaren is generally allowed and is a common recreational activity in the warmer months, with locals using natural shores, docks, and occasional bathing spots. Whether a particular spot is suitable depends on water quality, accessibility, and safety factors such as sudden depth changes, underwater vegetation, or boat traffic. Because conditions vary seasonally and locally, swimmers are advised to choose established bathing areas when possible and to check local municipal or community information for current water-quality advisories and any temporary restrictions.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Visnaren Lake?
Water Temperature in Visnaren Lake today is 10.5°C.
What is the water temperature in Visnaren Lake during the summer months?
The water temperature in Visnaren Lake in summer fluctuates in the range of 12°C - 27°C.
Is it possible to swim in Visnaren (Sweden) and what are the possibilities for this?
Yes — Visnaren is suitable for swimming, with natural sandy and rocky shorelines, sheltered bays and small bathing spots where you can swim from beaches, piers or boats, though facilities are limited and conditions (temperature, clarity and currents) vary with season and exact location.