Loch Lochy — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Loch Lochy, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Loch Lochy today is 17.4°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
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| AUG 6 | 17.5°C | 20.0°C | |
| AUG 7 | 17.5°C | 20.0°C | |
| AUG 8 | 17.3°C | 20.0°C | |
| AUG 9 | 17.3°C | 20.0°C | |
| AUG 10 | 17.5°C | 20.0°C | |
| AUG 11 | 17.5°C | 20.0°C | |
| AUG 12 | 17.4°C | 20.0°C | |
| AUG 13 | 17.4°C | 20.0°C | |
| AUG 14 | 20.0°C | 17.5°C | |
| AUG 15 | 20.0°C | 17.7°C | |
| AUG 16 | 20.0°C | 17.8°C | |
| AUG 17 | 20.0°C | 17.9°C | |
| AUG 18 | 20.0°C | 18.1°C | |
| AUG 19 | 20.0°C | 18.2°C | |
| AUG 20 | 20.0°C | 18.3°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 | 7°C |
| March | 2°C | 6°C | 9°C |
| April | 5°C | 9°C | 12°C |
| May | 8°C | 13°C | 19°C |
| June | 13°C | 21°C | 28°C |
| July | 15°C | 21°C | 27°C |
| August | 14°C | 20°C | 25°C |
| September | 11°C | 17°C | 22°C |
| October | 7°C | 11°C | 14°C |
| November | 4°C | 8°C | 11°C |
| December | 1°C | 5°C | 8°C |
Loch Lochy: Water Temperature by Location
Loch Lochy: Weather Forecast
August 14
August 15
August 16
August 17
August 18
August 19
Location & Local Information
Loch Lochy is a deep freshwater lake in the Great Glen of the Scottish Highlands, stretching between Loch Oich and Loch Linnhe. Its large size and sheltered mountain location keep the water cool throughout the year. In winter, temperatures usually stay around 4–5 °C (39–41 °F), rising gradually to about 8–10 °C (46–50 °F) in spring. During the summer months, the surface water can reach 13–15 °C (55–59 °F) on warm, calm days, though deeper parts remain near 6–8 °C (43–46 °F). By autumn, the temperature typically drops again to around 9–11 °C (48–52 °F), following the natural seasonal rhythm of the Highland lochs.
Swimming in Loch Lochy is allowed, and its clear, clean waters attract confident wild swimmers, though the cold temperature and occasional strong winds make it best suited for those with experience. Wetsuits are recommended at all times of year, as the loch rarely feels warm. The peaceful setting and scenic backdrop of surrounding hills create an impressive location for open-water swimming, kayaking, and paddleboarding. The area also offers excellent walking trails, with the Great Glen Way running along the shore. Nearby attractions include Spean Bridge, the Caledonian Canal, and the dramatic scenery around Loch Arkaig and Ben Nevis.