Passage West — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Passage West (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 Passage West help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Passage West in the Celtic Sea today is 16°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
Water temperature in Passage West 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 Passage West will be 15.2°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 23 | 13.6°C | 0.0°C | |
| JUN 24 | 13.9°C | 10.0°C | |
| JUN 25 | 14.3°C | 9.0°C | |
| JUN 26 | 15.0°C | 8.8°C | |
| JUN 27 | 16.1°C | 9.3°C | |
| JUN 28 | 16.4°C | 11.0°C | |
| JUN 29 | 16.3°C | 13.0°C | |
| JUN 30 | 16.0°C | 14.5°C | |
| JUL 1 | 15.9°C | 14.5°C | 15.9°C |
| JUL 2 | 14.8°C | 15.8°C | |
| JUL 3 | 14.5°C | 15.7°C | |
| JUL 4 | 15.3°C | 15.6°C | |
| JUL 5 | 15.0°C | 15.5°C | |
| JUL 6 | 15.3°C | 15.4°C | |
| JUL 7 | 15.0°C | 15.3°C | |
| JUL 8 | 15.0°C | 15.2°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.
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
Passage West sits on the western shore of Cork Harbour in County Cork, Munster, where sheltered waters and tidal flows shape local conditions. Sea surface temperatures in the harbour and adjacent coastal areas are cool year-round: winter values commonly fall to around 7–9°C, spring brings a gradual rise to roughly 8–13°C, summer months typically see the warmest water at about 13–17°C, and autumn cooling yields temperatures near 10–14°C. Because parts of the harbour are shallow and sheltered, shallow bays and estuarine inlets can warm slightly on calm sunny days, while stronger tidal exchange toward the harbour mouth keeps temperatures nearer to the open coast averages.
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 | 17°C |
| November | 10°C | 12°C | 15°C |
| December | 9°C | 10°C | 13°C |
* Click on a month to view detailed water temperature data.
Passage West: Weather Forecast
July 2
July 3
July 4
Location, Beaches & Local Information
Nearby Beaches & Facilities
Loch Beach
South And East Cork Bird Trail
Crosshavenhill Bay Beach
Graball Bay Beach
Churchbay Beach
White Bay
Swimming Conditions
Swimming and beach holiday options around Passage West combine informal harbour bathing with a short drive to popular sandy and pebble beaches on Cork’s eastern coast. Local slipways and sheltered coves attract wild swimmers and kayakers, though swimming directly from the town's quays is generally informal rather than lifeguarded. Nearby beaches and small seaside villages offer supervised bathing during the summer season and facilities for families, while water temperatures outside July and August often make a wetsuit desirable for extended swims. Visitors should check local tide times, currents and official water-quality updates before entering the water, and plan around designated bathing areas where lifeguards are provided for safer beach holidays.