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Dublin

Water Temperature in the Irish Sea in Dublin, Ireland: Current, Historical Data and Forecast

On this page, you will find comprehensive information about the sea temperature in Dublin 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 Dublin

7.2°C

TODAY

7.0°C

YESTERDAY

7.0°C

A WEEK AGO

Analysis, Historical Data, and Forecast of Water Temperature

Today sea water temperature in the Irish Sea in Dublin is 7.2°C. This water temperature is still quite low, and swimming in such conditions may only be comfortable for hardened individuals. It is recommended to limit the time spent in the water to avoid hypothermia. For those not accustomed to cold water, it is better to refrain from swimming. However, if you decide to enter the water, it is advisable to wear a warm wetsuit for protection against the cold.

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 Irish Sea in Dublin Over the Last 30 Days

The water temperature in Dublin 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 Dublin will remain nearly unchanged in the coming days, its value will be 7.7°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 Dublin 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

DateCurrentAverageForecast
Mar 37.0°C8.3°C
Mar 46.8°C8.0°C
Mar 56.9°C7.5°C
Mar 66.9°C8.3°C
Mar 77.2°C8.3°C
Mar 87.2°C8.3°C
Mar 97.0°C8.0°C
Mar 107.1°C7.8°C
Mar 117.8°C7.3°C
Mar 128.5°C7.4°C
Mar 138.5°C7.5°C
Mar 147.8°C7.5°C
Mar 158.3°C7.6°C
Mar 168.0°C7.6°C
Mar 177.8°C7.6°C
Mar 188.5°C7.7°C
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Sea Temperature in Dublin Throughout the Year

Throughout the year, the sea temperature in Dublin never exceeds 64°F (18°C).

Below is the annual chart of sea temperature changes in the Irish Sea in Dublin.

January

MinimumAverageMaximum
7°C9°C11°C

February

MinimumAverageMaximum
7°C8.5°C10°C

March

MinimumAverageMaximum
6°C8°C10°C

April

MinimumAverageMaximum
7°C9°C11°C

May

MinimumAverageMaximum
8°C10.5°C13°C

June

MinimumAverageMaximum
11°C13.5°C16°C

July

MinimumAverageMaximum
12°C15°C18°C

August

MinimumAverageMaximum
13°C15.5°C18°C

September

MinimumAverageMaximum
13°C15°C17°C

October

MinimumAverageMaximum
12°C14°C16°C

November

MinimumAverageMaximum
10°C12.5°C15°C

December

MinimumAverageMaximum
8°C10.5°C13°C

Monthly Water Temperature Histogram for Irish Sea in Dublin

You can explore detailed data on how the water temperature in Dublin varies each month:

What Beaches Are There In and Around Dublin?

Dublin Bay

Dublin Bay is a 1-stars sandy beach, located in a 3 km (2 miles) radius of Dublin.

Merrion Strand

Merrion Strand is a 1-stars sandy beach, located in a 4 km (2 miles) radius of Dublin.

Shellybanks Beach

Shellybanks Beach is a 1-stars sandy beach, located in a 4 km (2 miles) radius of Dublin.

Keem Bay

Keem Bay is a 5-stars sandy beach, located in a 5 km (3 miles) radius of Dublin. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There is parking. There are restrooms. There are cafés. Keem Bay is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Ladies Swimming Shelter

Ladies Swimming Shelter is a 1-stars sandy beach, located in a 6 km (4 miles) radius of Dublin.

Mens Swimming Shelter

Mens Swimming Shelter is a 1-stars sandy beach, located in a 6 km (4 miles) radius of Dublin.

Dollymount Strand Beach

Dollymount Strand Beach is a 4-stars sandy beach, located in a 8 km (5 miles) radius of Dublin. There are lifeguards on the beach. There is parking. There are restrooms. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Dublin Weather

MARCH 11

4°C / 7°C
overcast clouds: 85-100%

humidity: 76% | wind: 7 km/h

MARCH 12

4°C / 6°C
light rain

humidity: 72% | wind: 5 km/h

MARCH 13

3°C / 6°C
scattered clouds: 25-50%

humidity: 72% | wind: 3 km/h

MARCH 14

5°C / 6°C
broken clouds: 51-84%

humidity: 71% | wind: 7 km/h

Leinster, IrelandLeinster, IrelandLeinster, Ireland

Sea Temperature in the Irish Sea in Dublin: General Trends and Swimming Opportunities

Original name
Dublin
The Local Time
02:32
Time Zone
UTC0
Sunrise
06:50
Sunset
18:18
Length of the day
11 h 27 m

Leinster, located on the coast of Ireland, has a temperate maritime climate characterized by mild winters and moderate summers. The region experiences frequent rainfall throughout the year, accompanied by consistent and moderate sea breezes.

Dublin is located in Europe in the Northern Hemisphere at a latitude of 53 degrees, along the shores of the Irish Sea. Dublin lies within the Leinster in Ireland.

The average annual daytime air temperature in Dublin 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 January, and the maximum is in July, reaching 12°C (53°F).

According to historical data, Dublin 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 63 mm (2.5 inches) of precipitation, while the driest month is June, which typically has 12 rainy days and only 61 mm (2.4 inches) of precipitation.

The average annual water temperature in Irish Sea in Dublin is 12°C (54°F). In March, the water reaches its lowest point of the year at 6°C (43°F), while in July, it peaks at 18°C (64°F). In Dublin, the water temperature in the Irish Sea never consistently reaches a comfortable level for swimming in any month.

Geographical Location of Dublin

Frequently Asked Questions About Dublin and its Water Temperatures

What is the current sea temperature in Dublin?

The water temperature today in the Irish Sea in Dublin is 45°F (7.2°C).

In which months is the water temperature in Dublin comfortable for swimming?

It cannot be guaranteed that the water temperature in Dublin will be comfortable for swimming in any month of the year.

What is the water temperature in Dublin during the winter?

The water temperature in the Irish Sea in Dublin during the winter ranges from 7°C to 13°C (45°F to 55°F).

What is the water temperature in Dublin during the spring?

The water temperature in the Irish Sea in Dublin during the spring ranges from 6°C to 13°C (43°F to 55°F).

What is the water temperature in Dublin during the summer?

The water temperature in the Irish Sea in Dublin during the summer ranges from 11°C to 18°C (52°F to 64°F).

What is the water temperature in Dublin during the fall?

The water temperature in the Irish Sea in Dublin during the fall ranges from 10°C to 17°C (50°F to 63°F).

Is it possible to swim in the sea in Dublin at any time of the year?

In Dublin, the Irish Sea is quite cold, and swimming is almost impossible as the water temperature never reaches 21°C (70°F).

Is Dublin a popular tourist destination for beach vacations?

Dublin is a highly popular tourist destination for beach vacations, attracting large numbers of visitors every year due to its beautiful coastline, warm waters, and excellent resort facilities.

What sea temperatures can I expect in Dublin in the next month?

In April, the water temperature in the Irish Sea in Dublin will range between 45°F (7°C) and 52°F (11°C)