Lake Coniston Water — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Lake Coniston Water, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Lake Coniston Water today is 18.1°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
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JUN 25 | 16.1°C | 20.3°C | |
| JUN 26 | 16.1°C | 20.3°C | |
| JUN 27 | 17.4°C | 20.3°C | |
| JUN 28 | 17.4°C | 20.3°C | |
| JUN 29 | 17.4°C | 20.3°C | |
| JUN 30 | 17.8°C | 20.3°C | |
| JUL 1 | 18.1°C | 22.0°C | |
| JUL 2 | 18.1°C | 22.0°C | |
| JUL 3 | 22.0°C | 18.3°C | |
| JUL 4 | 22.0°C | 18.5°C | |
| JUL 5 | 22.0°C | 18.7°C | |
| JUL 6 | 22.0°C | 18.9°C | |
| JUL 7 | 22.0°C | 19.1°C | |
| JUL 8 | 22.0°C | 19.3°C | |
| JUL 9 | 22.0°C | 19.5°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 | 1°C | 5°C | 8°C |
| February | 1°C | 5°C | 8°C |
| March | 3°C | 7°C | 10°C |
| April | 6°C | 10°C | 13°C |
| May | 10°C | 15°C | 21°C |
| June | 14°C | 20°C | 26°C |
| July | 17°C | 22°C | 27°C |
| August | 17°C | 22°C | 27°C |
| September | 13°C | 19°C | 24°C |
| October | 9°C | 13°C | 17°C |
| November | 5°C | 9°C | 12°C |
| December | 0°C | 4°C | 8°C |
Lake Coniston Water: Water Temperature by Location
Lake Coniston Water: Weather Forecast
July 3
July 4
July 5
July 6
Location & Local Information
#Cumbria
Coniston Water is one of the larger and deeper lakes in the Lake District, and its water temperature reflects that depth and the cool Cumbrian climate. Typical seasonal ranges are roughly winter 0–6 °C (32–43 °F), spring 5–10 °C (41–50 °F), summer 12–18 °C (54–64 °F) and autumn 6–12 °C (43–54 °F). Surface temperatures in the warmest weeks can reach the upper part of that summer range, but deeper water stays much colder. Conditions change quickly with wind and rain, so readings from one day may not apply the next.
Swimming in Coniston Water is generally permitted and many visitors take to the lake, but it is not supervised and there are safety issues to consider. Cold-water shock, depth, underwater features and boat traffic mean swimmers should be experienced, wear a wetsuit or buoyancy aid in cooler months, and avoid going alone; some shorelines are private so access points are limited. The area also offers nearby attractions such as the Old Man of Coniston for hiking, John Ruskin’s house Brantwood, and scenic drives and walks around Tarn Hows and the wider Lake District.