Loch Shiel — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Loch Shiel, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Loch Shiel today is 17.5°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 | 17.6°C | 20.0°C | |
| AUG 7 | 17.6°C | 20.0°C | |
| AUG 8 | 17.4°C | 20.0°C | |
| AUG 9 | 17.4°C | 20.0°C | |
| AUG 10 | 17.6°C | 20.0°C | |
| AUG 11 | 17.6°C | 20.0°C | |
| AUG 12 | 17.5°C | 20.0°C | |
| AUG 13 | 17.5°C | 20.0°C | |
| AUG 14 | 20.0°C | 17.6°C | |
| AUG 15 | 20.0°C | 17.8°C | |
| AUG 16 | 20.0°C | 17.9°C | |
| AUG 17 | 20.0°C | 18.0°C | |
| AUG 18 | 20.0°C | 18.1°C | |
| AUG 19 | 20.0°C | 18.3°C | |
| AUG 20 | 20.0°C | 18.4°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 | 4°C | 8°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 | 9°C |
Loch Shiel: Water Temperature by Location
Loch Shiel: Weather Forecast
August 14
August 15
August 16
August 17
August 18
August 19
Location & Local Information
Loch Shiel is a long freshwater lake in the western Highlands of Scotland, stretching from Glenfinnan toward Acharacle. Surrounded by steep hills and native woodland, it remains cool throughout the year due to its depth and sheltered position. In winter, the water temperature usually ranges from 3–5 °C (37–41 °F), while in spring it gradually rises to about 7–9 °C (45–48 °F). During the summer months, the surface can reach 13–15 °C (55–59 °F) in calm, sunny conditions, though deeper layers stay close to 6 °C (43 °F). By autumn, the temperature drops again toward 9–11 °C (48–52 °F), giving the loch its consistently fresh Highland character.
Swimming in Loch Shiel is permitted and increasingly popular among open-water swimmers drawn to its remote beauty. However, the water remains cold year-round, so wetsuits are recommended even in summer. The loch is clean and scenic, with sheltered bays that offer relatively calm conditions, though sudden changes in weather can create strong winds and waves. It is also a popular spot for kayaking and small boat trips. Nearby attractions include the Glenfinnan Monument, the famous viaduct featured in the Harry Potter films, and numerous walking routes through the rugged hills and glens surrounding the loch.