Search for cities, countries, lakes and rivers
Roundstone
Water Temperature in the Atlantic Ocean in Roundstone, Ireland: Current, Historical Data and Forecast
On this page, you will find comprehensive information about the sea temperature in Roundstone in Ireland, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Current Water Temperature in Roundstone
12.4°C
TODAY
12.1°C
YESTERDAY
11.0°C
A WEEK AGO
Analysis, Historical Data, and Forecast of Water Temperature
Today sea water temperature in the Atlantic Ocean in Roundstone is 12.4°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 for Atlantic Ocean in Roundstone Over the Last 30 Days
The water temperature in Roundstone today is lower than both a week ago and a month ago. Today's sea temperature is generally in line with historical values for this day.
According to our forecast, the sea temperature in Roundstone will remain nearly unchanged in the coming days, its value will be 11.9°C.
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 across Ireland to enhance accuracy.
Water temperature data for Roundstone and nearby towns and resorts 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.
Table of Daily Sea Temperature Data
Date | Current | Average | Forecast |
---|---|---|---|
May 7 | 11.0°C | 10.8°C | |
May 8 | 11.2°C | 11.3°C | |
May 9 | 10.8°C | 11.0°C | |
May 10 | 11.5°C | 11.3°C | |
May 11 | 11.6°C | 11.3°C | |
May 12 | 12.2°C | 11.0°C | |
May 13 | 12.1°C | 11.5°C | |
May 14 | 12.4°C | 11.8°C | |
May 15 | 11.0°C | 12.2°C | |
May 16 | 11.5°C | 12.1°C | |
May 17 | 11.8°C | 12.1°C | |
May 18 | 11.8°C | 12.1°C | |
May 19 | 11.5°C | 12.0°C | |
May 20 | 11.5°C | 11.9°C | |
May 21 | 11.8°C | 11.9°C | |
May 22 | 12.3°C | 11.9°C |
Sea Temperature in Roundstone Throughout the Year
Throughout the year, the sea temperature in Roundstone never exceeds 64°F (18°C).
Below is the annual chart of sea temperature changes in the Atlantic Ocean in Roundstone.

January
Minimum | Average | Maximum |
---|---|---|
7°C | 9.5°C | 12°C |
February
Minimum | Average | Maximum |
---|---|---|
7°C | 9°C | 11°C |
March
Minimum | Average | Maximum |
---|---|---|
7°C | 9°C | 11°C |
April
Minimum | Average | Maximum |
---|---|---|
8°C | 10°C | 12°C |
May
Minimum | Average | Maximum |
---|---|---|
10°C | 12°C | 14°C |
June
Minimum | Average | Maximum |
---|---|---|
11°C | 14°C | 17°C |
July
Minimum | Average | Maximum |
---|---|---|
12°C | 16°C | 20°C |
August
Minimum | Average | Maximum |
---|---|---|
14°C | 16.5°C | 19°C |
September
Minimum | Average | Maximum |
---|---|---|
13°C | 15.5°C | 18°C |
October
Minimum | Average | Maximum |
---|---|---|
12°C | 14°C | 16°C |
November
Minimum | Average | Maximum |
---|---|---|
10°C | 12.5°C | 15°C |
December
Minimum | Average | Maximum |
---|---|---|
9°C | 11°C | 13°C |
Monthly Water Temperature Histogram for Atlantic Ocean in Roundstone
You can explore detailed data on how the water temperature in Roundstone varies each month:
What Beaches Are There In and Around Roundstone?
Dogs Bay Beach
Dogs Bay Beach is a 4-stars sandy beach, located in a 3 km (2 miles) radius of Roundstone. There is parking. There are restrooms. Dogs Bay Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Gurteen Bay Beach
Gurteen Bay Beach is a 3-stars sandy beach, located in a 3 km (2 miles) radius of Roundstone. There is parking. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Dog's Bay Beach
Dog's Bay Beach is a 3-stars sandy beach, located in a 4 km (2 miles) radius of Roundstone. There is parking. There are cafés. Dog's Bay Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Tra Na Feadoige
Tra Na Feadoige is a 1-stars sandy beach, located in a 4 km (2 miles) radius of Roundstone.
Moyrus Beach
Moyrus Beach is a 2-stars sandy beach, located in a 7 km (4 miles) radius of Roundstone. There is parking. Moyrus Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Roundstone Weather
MAY 15
12°C / 18°C
scattered clouds: 25-50%humidity: 65% | wind: 2 km/h
MAY 16
12°C / 16°C
clear skyhumidity: 70% | wind: 2 km/h
MAY 17
13°C / 17°C
clear skyhumidity: 70% | wind: 2 km/h



Sea Temperature in the Atlantic Ocean in Roundstone: General Trends and Swimming Opportunities
The coastal areas of Connacht in Ireland typically experience a maritime temperate climate with mild, wet winters and cool, moderately sunny summers. Influenced by the Atlantic Ocean, this region has frequent rainfall, relatively stable temperatures, and less extreme weather variations.
Roundstone is located in Europe in the Northern Hemisphere at a latitude of 53 degrees, along the shores of the Atlantic Ocean. Roundstone lies within the Connacht in Ireland.
The average annual daytime air temperature in Roundstone is 14°C (57°F), with the average nighttime temperature being 7°C (45°F). The highest average daily temperature occurs in July, reaching 19°C (67°F), while the lowest is in January at 9°C (48°F). As for nighttime temperatures, the minimum average temperature of 3°C (37°F) is recorded in February, and the maximum is in July, reaching 12°C (54°F).
According to historical data, Roundstone experiences 175 rainy days per year, which accounts for 48 percent of all days in the year. On average, there are 15 rainy days each month. The wettest month is January, with 17 rainy days and 113 mm (4.5 inches) of precipitation, while the driest month is June, which typically has 12 rainy days and only 79 mm (3.1 inches) of precipitation.
The average annual water temperature in Atlantic Ocean in Roundstone is 12°C (54°F). In January, the water reaches its lowest point of the year at 7°C (45°F), while in July, it peaks at 20°C (68°F). In Roundstone, the water temperature in the Atlantic Ocean never consistently reaches a comfortable level for swimming in any month.
Geographical Location of Roundstone
Nearby Cities
Frequently Asked Questions About Roundstone and its Water Temperatures
What is the current sea temperature in Roundstone?
The water temperature today in the Atlantic Ocean in Roundstone is 54°F (12.4°C).
In which months is the water temperature in Roundstone comfortable for swimming?
It cannot be guaranteed that the water temperature in Roundstone will be comfortable for swimming in any month of the year.
What is the water temperature in Roundstone during the winter?
The water temperature in the Atlantic Ocean in Roundstone during the winter ranges from 7°C to 13°C (45°F to 55°F).
What is the water temperature in Roundstone during the spring?
The water temperature in the Atlantic Ocean in Roundstone during the spring ranges from 7°C to 14°C (45°F to 57°F).
What is the water temperature in Roundstone during the summer?
The water temperature in the Atlantic Ocean in Roundstone during the summer ranges from 11°C to 20°C (52°F to 68°F).
What is the water temperature in Roundstone during the fall?
The water temperature in the Atlantic Ocean in Roundstone during the fall ranges from 10°C to 18°C (50°F to 64°F).
Is it possible to swim in the sea in Roundstone at any time of the year?
In Roundstone, the Atlantic Ocean is quite cold, and swimming is almost impossible as the water temperature never reaches 21°C (70°F).
What sea temperatures can I expect in Roundstone in the next month?
In June, the water temperature in the Atlantic Ocean in Roundstone will range between 52°F (11°C) and 63°F (17°C)