Lake Lohja — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Lake Lohja, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Lake Lohja today is 21.1°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience. 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
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JUL 15 | 20.0°C | 21.5°C | |
| JUL 16 | 20.4°C | 21.5°C | |
| JUL 17 | 20.1°C | 21.5°C | |
| JUL 18 | 20.2°C | 21.5°C | |
| JUL 19 | 20.5°C | 21.5°C | |
| JUL 20 | 20.9°C | 21.5°C | |
| JUL 21 | 21.1°C | 21.5°C | |
| JUL 23 | 21.5°C | 21.1°C | |
| JUL 24 | 21.5°C | 21.1°C | |
| JUL 25 | 21.5°C | 21.2°C | |
| JUL 26 | 21.5°C | 21.2°C | |
| JUL 27 | 21.5°C | 21.2°C | |
| JUL 28 | 21.5°C | 21.2°C | |
| JUL 29 | 21.5°C | 21.2°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 |
|---|---|---|---|
| January | 0°C | 3°C | 6°C |
| February | 0°C | 3°C | 6°C |
| March | 0°C | 4°C | 7°C |
| April | 3°C | 7°C | 11°C |
| May | 7°C | 12°C | 18°C |
| June | 13°C | 19°C | 24°C |
| July | 15°C | 22°C | 27°C |
| August | 17°C | 22°C | 27°C |
| September | 12°C | 18°C | 23°C |
| October | 7°C | 11°C | 14°C |
| November | 2°C | 7°C | 10°C |
| December | 0°C | 4°C | 7°C |
Lake Lohja: Water Temperature by Location
Lake Lohja: Weather Forecast
July 22
July 23
July 24
July 25
Location & Local Information
Lohja järv, like many small inland lakes in Estonia, shows pronounced seasonal variation in surface water temperature. Typical winter conditions see the water at or just above freezing beneath ice cover, roughly 0–4 °C (32–39 °F). During spring the surface warms gradually, commonly ranging from about 2–10 °C (35–50 °F) depending on weather and depth. In summer, surface temperatures are most comfortable for bathing, often sitting between 17–24 °C (63–75 °F) on average and occasionally rising to 25–26 °C (77–79 °F) during warm spells; deeper layers remain noticeably cooler. In autumn the lake cools again, with surface readings commonly falling to 6–12 °C (43–54 °F) as the season progresses.
Swimming in Lohja järv is generally possible, as most Estonian lakes permit bathing unless explicitly restricted. Whether it is advisable at any given time depends on local access rules, shoreline ownership and especially water quality: summer cyanobacteria blooms or pollution can make swimming unsafe and may prompt temporary bans. Outside the warm months the low temperatures pose risks of cold shock and hypothermia even for experienced swimmers. For safety, choose designated bathing sites where water quality is monitored, heed local notices and avoid entering the water when algal blooms, strong winds or ice conditions are present.