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Bangor
Water Temperature in the Irish Sea in Bangor, Northen Ireland: Current, Historical Data and Forecast
On this page, you will find comprehensive information about the sea temperature in Bangor in Northen 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 Bangor
7.4°C
TODAY
6.9°C
YESTERDAY
6.9°C
A WEEK AGO
Analysis, Historical Data, and Forecast of Water Temperature
Today sea water temperature in the Irish Sea in Bangor is 7.4°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 Bangor Over the Last 30 Days
The water temperature in Bangor 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 Bangor will remain nearly unchanged in the coming days, its value will be 7.5°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 United Kingdom to enhance accuracy.
Water temperature data for Bangor 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 |
---|---|---|---|
Mar 5 | 6.9°C | 7.0°C | |
Mar 6 | 6.9°C | 7.3°C | |
Mar 7 | 6.8°C | 7.8°C | |
Mar 8 | 7.4°C | 6.8°C | |
Mar 9 | 6.9°C | 7.5°C | |
Mar 10 | 7.4°C | 6.8°C | |
Mar 11 | 6.9°C | 7.3°C | |
Mar 12 | 7.1°C | 7.8°C | |
Mar 13 | 7.5°C | 7.4°C | |
Mar 14 | 7.5°C | 7.4°C | |
Mar 15 | 7.0°C | 7.3°C | |
Mar 16 | 7.3°C | 7.3°C | |
Mar 17 | 8.0°C | 7.4°C | |
Mar 18 | 8.0°C | 7.5°C | |
Mar 19 | 7.3°C | 7.5°C | |
Mar 20 | 7.3°C | 7.5°C |
Sea Temperature in Bangor Throughout the Year
Throughout the year, the sea temperature in Bangor never exceeds 64°F (18°C).
Below is the annual chart of sea temperature changes in the Irish Sea in Bangor.

January
Minimum | Average | Maximum |
---|---|---|
7°C | 8.5°C | 10°C |
February
Minimum | Average | Maximum |
---|---|---|
7°C | 8.5°C | 10°C |
March
Minimum | Average | Maximum |
---|---|---|
6°C | 8°C | 10°C |
April
Minimum | Average | Maximum |
---|---|---|
7°C | 8.5°C | 10°C |
May
Minimum | Average | Maximum |
---|---|---|
8°C | 9.5°C | 11°C |
June
Minimum | Average | Maximum |
---|---|---|
9°C | 11.5°C | 14°C |
July
Minimum | Average | Maximum |
---|---|---|
11°C | 13.5°C | 16°C |
August
Minimum | Average | Maximum |
---|---|---|
12°C | 14°C | 16°C |
September
Minimum | Average | Maximum |
---|---|---|
12°C | 14°C | 16°C |
October
Minimum | Average | Maximum |
---|---|---|
12°C | 13.5°C | 15°C |
November
Minimum | Average | Maximum |
---|---|---|
11°C | 12.5°C | 14°C |
December
Minimum | Average | Maximum |
---|---|---|
9°C | 11°C | 13°C |
Monthly Water Temperature Histogram for Irish Sea in Bangor
You can explore detailed data on how the water temperature in Bangor varies each month:
What Beaches Are There In and Around Bangor?
North Down Coastal Path
North Down Coastal Path is a 1-stars sandy beach, is located directly in Bangor.
Bangor Bay Beach
Bangor Bay Beach is a 1-stars sandy beach, is located directly in Bangor.
Smelt Mill Bay
Smelt Mill Bay is a 2-stars sandy beach, is located directly in Bangor. There is parking.
Jenny Watt's Cove
Jenny Watt's Cove is a 2-stars sandy beach, is located directly in Bangor. There is parking.
Ballymacormick Carpark
Ballymacormick Carpark is a 1-stars sandy beach, located in a 2 km (1 miles) radius of Bangor.
Carnalea Bay Beach
Carnalea Bay Beach is a 1-stars sandy beach, located in a 2 km (1 miles) radius of Bangor.
Ballyholme Beach
Ballyholme Beach is a 4-stars sandy beach, located in a 2 km (1 miles) radius of Bangor. For those who prefer clothing-optional beaches, Ballyholme Beach is a designated nudist beach. There is parking. There are restrooms. There are cafés. Ballyholme 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.
Ballymacormick Point
Ballymacormick Point is a 2-stars sandy beach, located in a 3 km (2 miles) radius of Bangor. Snorkeling is possible.
Groomsport Beach
Groomsport Beach is a 4-stars sandy beach, located in a 4 km (2 miles) radius of Bangor. There is parking. There are cafés. Groomsport 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.
Cove Bay Beach
Cove Bay Beach is a 4-stars sandy beach, located in a 4 km (2 miles) radius of Bangor. There is parking. There are restrooms. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Crawfordsburn Beach
Crawfordsburn Beach is a 5-stars sandy beach, located in a 4 km (2 miles) radius of Bangor. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There is parking. There are cafés. Crawfordsburn Beach 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.
Helens Beach
Helens Beach is a 4-stars sandy beach, located in a 4 km (2 miles) radius of Bangor. There is parking. There are restrooms. There are cafés. 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.
North Down Bay Beach
North Down Bay Beach is a 2-stars sandy beach, located in a 5 km (3 miles) radius of Bangor. There is parking. North Down Bay Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
North Down Coastal Path / Ulster Way
North Down Coastal Path / Ulster Way is a 2-stars sandy beach, located in a 8 km (5 miles) radius of Bangor. There is parking.
Donaghadee Beach
Donaghadee Beach is a 3-stars sandy beach, located in a 9 km (6 miles) radius of Bangor. There is parking. There are restrooms. There are shops. There are cafés. Donaghadee Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
High Tide Covers Rock Beach
High Tide Covers Rock Beach is a 2-stars sandy beach, located in a 9 km (6 miles) radius of Bangor. There is parking.
Ballyvester Beach
Ballyvester Beach is a 1-stars pebble beach, located in a 10 km (6 miles) radius of Bangor. There is parking. Ballyvester Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Bangor Weather
MARCH 13
3°C / 7°C
overcast clouds: 85-100%humidity: 72% | wind: 4 km/h
MARCH 14
6°C / 7°C
few clouds: 11-25%humidity: 67% | wind: 3 km/h
MARCH 15
5°C / 6°C
clear skyhumidity: 75% | wind: 2 km/h
MARCH 16
5°C / 5°C
clear skyhumidity: 73% | wind: 4 km/h



Sea Temperature in the Irish Sea in Bangor: General Trends and Swimming Opportunities
The coastal area of Northern Ireland, United Kingdom, features a temperate maritime climate characterized by relatively mild and damp conditions throughout the year. Winters are generally cool with temperatures averaging around 5°C, while summers are mild, with temperatures usually around 15-20°C, and rainfall is evenly distributed throughout the year.
Bangor is located in Europe in the Northern Hemisphere at a latitude of 55 degrees, along the shores of the Irish Sea. Bangor lies within the Northen Ireland in United Kingdom.
The average annual daytime air temperature in Bangor is 13°C (55°F), with the average nighttime temperature being 7°C (45°F). The highest average daily temperature occurs in July, reaching 18°C (65°F), while the lowest is in January at 8°C (46°F). As for nighttime temperatures, the minimum average temperature of 3°C (37°F) is recorded in February, and the maximum is in August, reaching 12°C (53°F).
According to historical data, Bangor experiences 189 rainy days per year, which accounts for 52 percent of all days in the year. On average, there are 16 rainy days each month. The wettest month is January, with 18 rainy days and 122 mm (4.8 inches) of precipitation, while the driest month is April, which typically has 13 rainy days and only 70 mm (2.7 inches) of precipitation.
The average annual water temperature in Irish Sea in Bangor is 11°C (52°F). In March, the water reaches its lowest point of the year at 6°C (43°F), while in July, it peaks at 16°C (61°F). In Bangor, the water temperature in the Irish Sea never consistently reaches a comfortable level for swimming in any month.
Geographical Location of Bangor
Nearby Cities
Frequently Asked Questions About Bangor and its Water Temperatures
What is the current sea temperature in Bangor?
The water temperature today in the Irish Sea in Bangor is 45°F (7.4°C).
In which months is the water temperature in Bangor comfortable for swimming?
It cannot be guaranteed that the water temperature in Bangor will be comfortable for swimming in any month of the year.
What is the water temperature in Bangor during the winter?
The water temperature in the Irish Sea in Bangor during the winter ranges from 7°C to 13°C (45°F to 55°F).
What is the water temperature in Bangor during the spring?
The water temperature in the Irish Sea in Bangor during the spring ranges from 6°C to 11°C (43°F to 52°F).
What is the water temperature in Bangor during the summer?
The water temperature in the Irish Sea in Bangor during the summer ranges from 9°C to 16°C (48°F to 61°F).
What is the water temperature in Bangor during the fall?
The water temperature in the Irish Sea in Bangor during the fall ranges from 11°C to 16°C (52°F to 61°F).
Is it possible to swim in the sea in Bangor at any time of the year?
In Bangor, the Irish Sea is quite cold, and swimming is almost impossible as the water temperature never reaches 21°C (70°F).
Is Bangor a popular tourist destination for beach vacations?
Bangor a fairly popular beach destination, offering good conditions for swimming and relaxation, with a steady flow of tourists, especially during peak seasons.
What sea temperatures can I expect in Bangor in the next month?
In April, the water temperature in the Irish Sea in Bangor will range between 45°F (7°C) and 50°F (10°C)