Porthpean — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Porthpean (England, United Kingdom). It includes the current water temperature, daily data for the last month presented in a simple chart, and a 7-day forecast. The page also compares today’s value with typical averages for this period, shows usual monthly ranges during the year, and lists nearby beaches with short descriptions. Local weather for the next few days and general details about Porthpean help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Porthpean in the English Channel today is 13°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
❌ As of today, the minimum water temperature ranges from 54°F (12°C) to 60°F (15°C). The water is significantly warmer, and swimming becomes possible for most people. However, caution may still be required for prolonged stays in the water, as extended exposure can cause discomfort. This is a suitable temperature range for short swims and for those accustomed to cooler water. For more comfortable swimming, it is recommended to use proper gear.
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
Water temperature in Porthpean rose over the last 30 days but fell over the last week. Currently, the sea water temperature at this location matches the average for this day in previous years.
According to our forecast, Water temperature in Porthpean will be 14.4°C in the next 7 days. See the table below for daily data for the upcoming week.
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JUN 4 | 15.8°C | 14.0°C | |
| JUN 5 | 15.6°C | 14.0°C | |
| JUN 6 | 15.5°C | 14.0°C | |
| JUN 7 | 14.9°C | 14.0°C | |
| JUN 8 | 14.4°C | 13.5°C | |
| JUN 9 | 14.0°C | 13.8°C | |
| JUN 10 | 13.1°C | 13.8°C | |
| JUN 11 | 13.4°C | 14.0°C | |
| JUN 12 | 13.4°C | 14.0°C | 13.4°C |
| JUN 13 | 14.0°C | 13.5°C | |
| JUN 14 | 14.0°C | 13.7°C | |
| JUN 15 | 14.0°C | 13.8°C | |
| JUN 16 | 14.8°C | 14.0°C | |
| JUN 17 | 14.5°C | 14.1°C | |
| JUN 18 | 14.8°C | 14.2°C | |
| JUN 19 | 15.3°C | 14.4°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.
Water temperature data for this location is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.
Annual Water Temperature Overview by Month
Monthly Water Temp Ranges
Annual Water Temperature Trend
Porthpean is a small coastal village on the south coast of Cornwall, England, known for its sheltered sandy cove and easy access to the South West Coast Path. The water around Porthpean follows the temperate patterns of the English Channel and the Celtic Sea; sea temperatures are generally coolest in winter, averaging around 8–10 °C, rising through spring to roughly 9–13 °C. In summer months the bay warms to its peak, typically between 14–18 °C in July and August, with occasional brief highs near 19 °C in particularly warm years. During autumn the water cools again to about 11–15 °C as weather systems bring cooler air and increased mixing.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 9°C | 11°C | 12°C |
| February | 8°C | 10°C | 12°C |
| March | 8°C | 9°C | 12°C |
| April | 9°C | 10°C | 13°C |
| May | 10°C | 12°C | 15°C |
| June | 12°C | 15°C | 18°C |
| July | 13°C | 17°C | 20°C |
| August | 14°C | 17°C | 19°C |
| September | 15°C | 16°C | 19°C |
| October | 13°C | 15°C | 17°C |
| November | 12°C | 14°C | 16°C |
| December | 10°C | 12°C | 13°C |
* Click on a month to view detailed water temperature data.
Porthpean: Weather Forecast
June 13
June 14
June 15
Location, Beaches & Local Information
Nearby Beaches & Facilities
Porthpean Beach
Duporth Beach
Charlestown Beach
Carlyon Bay
Crinnis Beach
Polgaver Beach
Pentewan Sands Beach
Polstreath Beach
Spit Beach Par
Swimming Conditions
Swimming at Porthpean suits a range of preferences, from brisk open-water swims to gentler family bathing in the shallow parts of the bay. The sheltered nature of the cove often means calmer conditions than exposed headlands, but swimmers should still be mindful of tides, changing swells and local rip currents on off-shore days. Wetsuits are commonly worn outside the warmest weeks because water typically remains below 15–16 °C for much of the year, and novice swimmers will find shallower, sandy areas more comfortable. Lifesaving coverage varies by season, so checking local safety information before entering the water is advisable. The surrounding coastal scenery and rock pools also make Porthpean attractive for a beach holiday that combines swimming with walking and exploration.