Blackstone Edge Reservoir — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Blackstone Edge Reservoir, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Blackstone Edge Reservoir today is 18°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 |
|---|---|---|---|
| JUL 16 | 19.1°C | 21.4°C | |
| JUL 17 | 18.3°C | 21.4°C | |
| JUL 18 | 18.3°C | 21.4°C | |
| JUL 19 | 18.3°C | 21.4°C | |
| JUL 20 | 18.3°C | 21.4°C | |
| JUL 21 | 18.1°C | 21.4°C | |
| JUL 22 | 18.1°C | 21.4°C | |
| JUL 23 | 18.0°C | 21.4°C | |
| JUL 24 | 21.4°C | 18.2°C | |
| JUL 25 | 21.4°C | 18.3°C | |
| JUL 26 | 21.4°C | 18.5°C | |
| JUL 27 | 21.4°C | 18.7°C | |
| JUL 28 | 21.4°C | 18.9°C | |
| JUL 29 | 21.4°C | 19.0°C | |
| JUL 30 | 21.4°C | 19.2°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 | 1°C | 5°C | 8°C |
| February | 1°C | 5°C | 8°C |
| March | 2°C | 6°C | 9°C |
| April | 6°C | 10°C | 13°C |
| May | 8°C | 15°C | 21°C |
| June | 12°C | 19°C | 26°C |
| July | 15°C | 21°C | 27°C |
| August | 16°C | 21°C | 26°C |
| September | 12°C | 18°C | 23°C |
| October | 9°C | 13°C | 17°C |
| November | 3°C | 8°C | 11°C |
| December | 1°C | 5°C | 8°C |
Blackstone Edge Reservoir: Water Temperature by Location
Blackstone Edge Reservoir: Weather Forecast
July 24
July 25
July 26
July 27
Location & Local Information
#Greater Manchester
Blackstone Edge Reservoir sits high on the Pennine fringe above Rochdale, so its water stays relatively cold year-round. Typical surface temperatures range from about 1–6 °C (34–43 °F) in winter, rising to roughly 4–12 °C (39–54 °F) in spring. In summer the reservoir may reach 12–18 °C (54–64 °F) on warmer spells, while autumn generally cools back to roughly 6–12 °C (43–54 °F). Wind, depth and rainfall can all cause rapid changes in temperature, and the upland location means even summer swims can feel brisk.
Swimming at Blackstone Edge is not actively promoted and may be restricted by the landowner or water company; there are no lifeguards and submerged hazards, cold-water shock risk and variable water quality make it potentially hazardous. Some experienced wild swimmers do visit, but local signage and permissions should be checked and caution taken. For alternatives and other activities, the gritstone ridge of Blackstone Edge offers walking and scrambling, nearby Pennine moorland provides wildlife and views, and Hollingworth Lake and the Rochdale Canal are popular for more managed water-based recreation.