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Porthgain
Water Temperature in the Celtic Sea in Porthgain, Wales: Current, Historical Data and Forecast
On this page, you will find comprehensive information about the sea temperature in Porthgain in Wales, 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 Porthgain
7.9°C
TODAY
8.0°C
YESTERDAY
8.5°C
A WEEK AGO
Analysis, Historical Data, and Forecast of Water Temperature
Today sea water temperature in the Celtic Sea in Porthgain is 7.9°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 Celtic Sea in Porthgain Over the Last 30 Days
The water temperature in Porthgain 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 Porthgain will remain nearly unchanged in the coming days, its value will be 8.4°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 Porthgain 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 |
---|---|---|---|
Feb 15 | 8.5°C | 8.5°C | |
Feb 16 | 8.4°C | 8.0°C | |
Feb 17 | 7.9°C | 8.0°C | |
Feb 18 | 8.2°C | 8.5°C | |
Feb 19 | 8.1°C | 8.5°C | |
Feb 20 | 7.8°C | 8.3°C | |
Feb 21 | 8.0°C | 8.3°C | |
Feb 22 | 7.8°C | 8.5°C | |
Feb 23 | 8.5°C | 8.0°C | |
Feb 24 | 8.5°C | 8.1°C | |
Feb 25 | 8.0°C | 8.1°C | |
Feb 26 | 8.5°C | 8.1°C | |
Feb 27 | 9.0°C | 8.2°C | |
Feb 28 | 8.3°C | 8.2°C | |
Mar 1 | 9.0°C | 8.3°C | |
Mar 2 | 8.8°C | 8.4°C |
Sea Temperature in Porthgain Throughout the Year
Throughout the year, the sea temperature in Porthgain never exceeds 64°F (18°C).
Below is the annual chart of sea temperature changes in the Celtic Sea in Porthgain.
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January
Minimum | Average | Maximum |
---|---|---|
8°C | 9.5°C | 11°C |
February
Minimum | Average | Maximum |
---|---|---|
7°C | 8.5°C | 10°C |
March
Minimum | Average | Maximum |
---|---|---|
7°C | 8.5°C | 10°C |
April
Minimum | Average | Maximum |
---|---|---|
8°C | 9.5°C | 11°C |
May
Minimum | Average | Maximum |
---|---|---|
9°C | 11°C | 13°C |
June
Minimum | Average | Maximum |
---|---|---|
11°C | 13.5°C | 16°C |
July
Minimum | Average | Maximum |
---|---|---|
13°C | 15.5°C | 18°C |
August
Minimum | Average | Maximum |
---|---|---|
14°C | 16°C | 18°C |
September
Minimum | Average | Maximum |
---|---|---|
14°C | 16°C | 18°C |
October
Minimum | Average | Maximum |
---|---|---|
13°C | 15°C | 17°C |
November
Minimum | Average | Maximum |
---|---|---|
12°C | 14°C | 16°C |
December
Minimum | Average | Maximum |
---|---|---|
10°C | 12°C | 14°C |
Monthly Water Temperature Histogram for Celtic Sea in Porthgain
You can explore detailed data on how the water temperature in Porthgain varies each month:
What Beaches Are There In and Around Porthgain?
Traeth Llyfn Beach
Traeth Llyfn Beach is a 4-stars sandy beach, is located directly in Porthgain. There is parking. There are cafés. Traeth Llyfn Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Abereiddy Bay Beach
Abereiddy Bay Beach is a 2-stars sandy beach, located in a 2 km (1 miles) radius of Porthgain. There is parking. It is suitable for surfing.
Aberfelin Beach
Aberfelin Beach is a 2-stars sandy beach, located in a 2 km (1 miles) radius of Porthgain. There are cafés.
Blue Lagoon Beach
Blue Lagoon Beach is a 4-stars sandy beach, located in a 2 km (1 miles) radius of Porthgain. There is parking. There are restrooms. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Abercastle Beach
Abercastle Beach is a 3-stars sandy beach, located in a 4 km (2 miles) radius of Porthgain. There is parking. There are restrooms. Abercastle 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.
Aberbach Beach
Aberbach Beach is a 3-stars sandy beach, located in a 7 km (4 miles) radius of Porthgain. There is parking. Aberbach 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.
Abermawr Bay Beach
Abermawr Bay Beach is a 3-stars sandy beach, located in a 7 km (4 miles) radius of Porthgain. There is parking. Abermawr Bay Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Pwllcrochan Beach
Pwllcrochan Beach is a 3-stars sandy beach, located in a 8 km (5 miles) radius of Porthgain. There is parking. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Solva Beach
Solva Beach is a 3-stars sandy beach, located in a 8 km (5 miles) radius of Porthgain. There are restrooms. There are cafés. Solva Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible.
Caer Bwdy Bay
Caer Bwdy Bay is a 4-stars sandy beach, located in a 9 km (6 miles) radius of Porthgain. There is parking. There are cafés. Caer Bwdy Bay 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.
Aber-West Beach
Aber-West Beach is a 3-stars sandy beach, located in a 9 km (6 miles) radius of Porthgain. There are cafés. Aber-West Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Porthmynawyd Beach
Porthmynawyd Beach is a 1-stars sandy beach, located in a 9 km (6 miles) radius of Porthgain.
Porthmelgan Beach
Porthmelgan Beach is a 2-stars sandy beach, located in a 10 km (6 miles) radius of Porthgain. There are cafés.
Whitesands Beach
Whitesands Beach is a 5-stars sandy beach, located in a 10 km (6 miles) radius of Porthgain. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There are lifeguards on the beach. There is parking. There are restrooms. There are cafés. Whitesands Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Whitesands
Whitesands is a 2-stars sandy beach, located in a 10 km (6 miles) radius of Porthgain. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards.
Caerfai Beach
Caerfai Beach is a 4-stars sandy beach, located in a 10 km (6 miles) radius of Porthgain. There is parking. Caerfai 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.
Porthgain Weather
FEBRUARY 23
9°C / 10°C
light rainhumidity: 88% | wind: 9 km/h
FEBRUARY 24
8°C / 9°C
light rainhumidity: 79% | wind: 7 km/h
FEBRUARY 25
7°C / 9°C
light rainhumidity: 77% | wind: 7 km/h
FEBRUARY 26
9°C / 9°C
light rainhumidity: 90% | wind: 14 km/h
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
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Sea Temperature in the Celtic Sea in Porthgain: General Trends and Swimming Opportunities
The climate in the coastal regions of Wales, United Kingdom, is generally mild and rainy with moderate temperatures. Due to being surrounded by the sea, these areas usually have cooler summers, warmer winters, and a greater level of humidity compared to the inland regions.
Porthgain is located in Europe in the Northern Hemisphere at a latitude of 52 degrees, along the shores of the Celtic Sea. Porthgain lies within the Wales in United Kingdom.
The average annual daytime air temperature in Porthgain is 13°C (55°F), with the average nighttime temperature being 7°C (45°F). The highest average daily temperature occurs in July, reaching 20°C (67°F), while the lowest is in February at 8°C (47°F). As for nighttime temperatures, the minimum average temperature of 2°C (36°F) is recorded in February, and the maximum is in July, reaching 13°C (55°F).
According to historical data, Porthgain experiences 165 rainy days per year, which accounts for 45 percent of all days in the year. On average, there are 14 rainy days each month. The wettest month is November, with 17 rainy days and 118 mm (4.6 inches) of precipitation, while the driest month is July, which typically has 11 rainy days and only 73 mm (2.9 inches) of precipitation.
The average annual water temperature in Celtic Sea in Porthgain is 12°C (54°F). In February, the water reaches its lowest point of the year at 7°C (45°F), while in July, it peaks at 18°C (64°F). In Porthgain, the water temperature in the Celtic Sea never consistently reaches a comfortable level for swimming in any month.
Geographical Location of Porthgain
Nearby Cities
Frequently Asked Questions About Porthgain and its Water Temperatures
What is the current sea temperature in Porthgain?
The water temperature today in the Celtic Sea in Porthgain is 46°F (7.9°C).
In which months is the water temperature in Porthgain comfortable for swimming?
It cannot be guaranteed that the water temperature in Porthgain will be comfortable for swimming in any month of the year.
What is the water temperature in Porthgain during the winter?
The water temperature in the Celtic Sea in Porthgain during the winter ranges from 7°C to 14°C (45°F to 57°F).
What is the water temperature in Porthgain during the spring?
The water temperature in the Celtic Sea in Porthgain during the spring ranges from 7°C to 13°C (45°F to 55°F).
What is the water temperature in Porthgain during the summer?
The water temperature in the Celtic Sea in Porthgain during the summer ranges from 11°C to 18°C (52°F to 64°F).
What is the water temperature in Porthgain during the fall?
The water temperature in the Celtic Sea in Porthgain during the fall ranges from 12°C to 18°C (54°F to 64°F).
Is it possible to swim in the sea in Porthgain at any time of the year?
In Porthgain, the Celtic Sea 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 Porthgain in the next month?
In March, the water temperature in the Celtic Sea in Porthgain will range between 45°F (7°C) and 50°F (10°C)