Gainsborough — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Gainsborough, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Gainsborough today is 20.8°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience. 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 8 | 17.1°C | 19.0°C | |
| JUL 9 | 18.0°C | 19.0°C | |
| JUL 10 | 18.0°C | 19.0°C | |
| JUL 11 | 18.5°C | 19.0°C | |
| JUL 12 | 18.5°C | 19.0°C | |
| JUL 13 | 19.0°C | 19.0°C | |
| JUL 14 | 19.0°C | 19.0°C | |
| JUL 15 | 20.8°C | 19.0°C | |
| JUL 16 | 19.0°C | 20.7°C | |
| JUL 17 | 19.0°C | 20.6°C | |
| JUL 18 | 19.0°C | 20.5°C | |
| JUL 19 | 19.0°C | 20.4°C | |
| JUL 20 | 19.0°C | 20.4°C | |
| JUL 21 | 19.0°C | 20.3°C | |
| JUL 22 | 19.0°C | 20.2°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 | 9°C | 12°C |
| May | 9°C | 14°C | 18°C |
| June | 13°C | 18°C | 23°C |
| July | 15°C | 19°C | 24°C |
| August | 14°C | 18°C | 23°C |
| September | 11°C | 16°C | 20°C |
| October | 9°C | 12°C | 15°C |
| November | 4°C | 8°C | 11°C |
| December | 1°C | 5°C | 8°C |
Gainsborough: Weather Forecast
July 16
July 17
July 18
July 19
July 20
Location & Local Information
Gainsborough, a historic market town in Lincolnshire, stands on the eastern bank of the River Trent, near the point where the river becomes tidal as it flows toward the Humber Estuary. Because of this tidal influence, the Trent around Gainsborough experiences both freshwater and estuarine conditions, which affect its water temperature and flow. In winter, the river typically measures around 5–7°C (41–45°F), while in spring it warms to 9–12°C (48–54°F). During the height of summer, particularly in July and August, surface temperatures can reach 17–19°C (63–66°F), though tidal mixing keeps the water feeling cooler than in inland sections. By early autumn, it gradually cools back to around 12–14°C (54–57°F).
Swimming in the River Trent at Gainsborough is possible but not generally recommended for casual swimmers. The tidal flow, shifting currents, and boat traffic create challenging and sometimes unpredictable conditions. Experienced open-water swimmers may venture in at calm times, but most people prefer to enjoy the river from the banks, walking or fishing along its scenic edges. The town offers several attractive riverside paths and viewpoints, while nearby landmarks such as Gainsborough Old Hall and the surrounding Lincolnshire countryside provide further opportunities for exploration and relaxation by the water.