Youghal — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Youghal (Republic of Ireland). 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 Youghal help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Youghal in the Celtic Sea today is 18°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
Water temperature in Youghal has risen over the last week and month. Currently, the sea water at this location is slightly warmer than average for this day in previous years.
According to our forecast, Water temperature in Youghal will be 17.0°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 |
|---|---|---|---|
| JUL 6 | 15.3°C | 15.0°C | |
| JUL 7 | 15.2°C | 15.3°C | |
| JUL 8 | 15.7°C | 15.3°C | |
| JUL 9 | 15.7°C | 15.5°C | |
| JUL 10 | 16.0°C | 15.5°C | |
| JUL 11 | 16.0°C | 15.8°C | |
| JUL 12 | 17.3°C | 16.3°C | |
| JUL 13 | 18.0°C | 16.3°C | |
| JUL 14 | 18.0°C | 16.3°C | 18.0°C |
| JUL 15 | 16.0°C | 17.9°C | |
| JUL 16 | 15.8°C | 17.7°C | |
| JUL 17 | 15.8°C | 17.6°C | |
| JUL 18 | 16.0°C | 17.4°C | |
| JUL 19 | 16.3°C | 17.3°C | |
| JUL 20 | 16.5°C | 17.1°C | |
| JUL 21 | 16.5°C | 17.0°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
Youghal sits on the southern coast of Ireland in County Cork at the mouth of the River Blackwater, where estuary and open sea waters meet. This location means water temperatures are cool year-round but vary with the seasons. Typical winter sea temperatures are around 8–10 °C, spring waters generally rise to about 9–13 °C, summer brings the warmest conditions at roughly 14–17 °C, and autumn sees a gradual cooling to about 11–15 °C. Shallow estuary areas and sheltered inlets can be a degree or two warmer than the exposed shoreline, while tidal flow and Atlantic influence keep the overall water noticeably cooler than continental summer bathing spots.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 8°C | 10°C | 12°C |
| February | 8°C | 9°C | 11°C |
| March | 8°C | 9°C | 11°C |
| April | 8°C | 10°C | 12°C |
| May | 9°C | 12°C | 15°C |
| June | 11°C | 14°C | 18°C |
| July | 13°C | 16°C | 21°C |
| August | 13°C | 16°C | 19°C |
| September | 13°C | 16°C | 18°C |
| October | 12°C | 14°C | 16°C |
| November | 10°C | 13°C | 14°C |
| December | 9°C | 11°C | 13°C |
* Click on a month to view detailed water temperature data.
Youghal: Weather Forecast
July 16
July 17
July 18
July 19
Location, Beaches & Local Information
Nearby Beaches & Facilities
Prospecthall Bay Beach
Youghal Beach
Youghal Front Strand Beach
Monatray Middle Bay Beach
Caliso Bay Beach
Ballysallagh Bay Beach
Whiting Bay Beach
Whiting Bay
Goat Island
Swimming Conditions
The town offers a mix of sandy beaches and sheltered estuary spots that appeal to families, casual bathers and more adventurous open-water swimmers. Main beaches and the promenade provide easy access for day visitors and are often used for paddling, rock-pooling and shoreline relaxation, while quieter bends of the Blackwater offer calmer conditions for a gentler swim. Lifeguard cover and water-quality monitoring are commonly in place during the main holiday season, but tides, currents and sudden weather changes mean swimmers should take basic precautions. Wetsuits are popular for longer or off-peak swims, and non-swimming activities such as kayaking and paddleboarding make Youghal a practical seaside base even when the sea temperature is on the cooler side.