Carlisle — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Carlisle, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Carlisle today is 15.4°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 26 | 15.9°C | 18.0°C | |
| AUG 27 | 15.9°C | 18.0°C | |
| AUG 28 | 15.9°C | 18.0°C | |
| AUG 29 | 15.9°C | 18.0°C | |
| AUG 30 | 16.2°C | 18.0°C | |
| AUG 31 | 16.2°C | 18.0°C | |
| SEP 1 | 16.1°C | 16.0°C | |
| SEP 2 | 15.4°C | 16.0°C | |
| SEP 3 | 16.0°C | 15.4°C | |
| SEP 4 | 16.0°C | 15.5°C | |
| SEP 5 | 16.0°C | 15.5°C | |
| SEP 6 | 16.0°C | 15.5°C | |
| SEP 7 | 16.0°C | 15.6°C | |
| SEP 8 | 16.0°C | 15.6°C | |
| SEP 9 | 16.0°C | 15.6°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 | 4°C | 7°C |
| February | 0°C | 4°C | 7°C |
| March | 2°C | 6°C | 9°C |
| April | 5°C | 9°C | 11°C |
| May | 9°C | 13°C | 18°C |
| June | 12°C | 17°C | 22°C |
| July | 14°C | 18°C | 23°C |
| August | 14°C | 18°C | 23°C |
| September | 11°C | 16°C | 20°C |
| October | 8°C | 11°C | 14°C |
| November | 4°C | 7°C | 11°C |
| December | 0°C | 3°C | 7°C |
Carlisle: Weather Forecast
September 3
September 4
September 5
September 6
September 7
September 8
Location & Local Information
Carlisle, a historic city in Cumbria, lies near the point where the River Eden flows toward the Solway Firth, surrounded by green floodplains and wooded banks. The river here reflects the cool, temperate climate of northern England, with noticeable seasonal variation in water temperature. In winter, the Eden around Carlisle typically remains between 3 and 5°C (37–41°F), staying cold and fast-moving after rainfall. By spring, the water gradually warms to around 8–10°C (46–50°F). During midsummer, in July and August, temperatures often reach 15–17°C (59–63°F), particularly in calm, sunlit stretches. As autumn returns, the river cools again to about 10–12°C (50–54°F), maintaining a refreshing feel through much of the year.
Swimming in the River Eden at Carlisle is possible, though it is best suited for experienced wild swimmers familiar with variable currents and changing depths. The water is generally clean, but conditions can shift quickly after heavy rain. During summer, quiet sections of the river become popular for short swims or paddling, offering a peaceful escape close to the city. For those who prefer to stay dry, riverside paths and nearby green spaces provide scenic walking routes. Attractions such as Carlisle Castle, Bitts Park, and the surrounding Eden Valley highlight the city’s blend of nature and history.