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Water Temperature in the Atlantic Ocean in Lisbon, Portugal: Current, Historical Data and Forecast
On this page, you will find comprehensive information about the sea temperature in Lisbon in Portugal, 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 Lisbon
15.3°C
TODAY
14.6°C
YESTERDAY
14.7°C
A WEEK AGO
Analysis, Historical Data, and Forecast of Water Temperature
Today sea water temperature in the Atlantic Ocean in Lisbon is 15.3°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 for Atlantic Ocean in Lisbon Over the Last 30 Days
The water temperature in Lisbon 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 Lisbon will remain nearly unchanged in the coming days, its value will be 15.4°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 Portugal to enhance accuracy.
Water temperature data for Lisbon 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 27 | 14.7°C | 14.5°C | |
Mar 28 | 14.7°C | 15.3°C | |
Mar 29 | 15.0°C | 15.3°C | |
Mar 30 | 14.7°C | 15.5°C | |
Mar 31 | 15.1°C | 14.3°C | |
Apr 1 | 14.2°C | 15.8°C | |
Apr 2 | 14.6°C | 14.8°C | |
Apr 3 | 15.2°C | 15.8°C | |
Apr 4 | 15.0°C | 15.3°C | |
Apr 5 | 15.5°C | 15.3°C | |
Apr 6 | 15.0°C | 15.3°C | |
Apr 7 | 15.0°C | 15.3°C | |
Apr 8 | 15.0°C | 15.3°C | |
Apr 9 | 15.8°C | 15.4°C | |
Apr 10 | 15.0°C | 15.3°C | |
Apr 11 | 15.8°C | 15.4°C |
Sea Temperature in Lisbon Throughout the Year
Throughout the year, the sea temperature in Lisbon exceeds 77°F (25°C) for 0 days, exceeds 72°F (22°C) for 0 days, and exceeds 64°F (18°C) for 131 days.
Below is the annual chart of sea temperature changes in the Atlantic Ocean in Lisbon.

January
Minimum | Average | Maximum |
---|---|---|
14°C | 15.5°C | 17°C |
February
Minimum | Average | Maximum |
---|---|---|
13°C | 15°C | 17°C |
March
Minimum | Average | Maximum |
---|---|---|
13°C | 15°C | 17°C |
April
Minimum | Average | Maximum |
---|---|---|
14°C | 16°C | 18°C |
May
Minimum | Average | Maximum |
---|---|---|
15°C | 17.5°C | 20°C |
June
Minimum | Average | Maximum |
---|---|---|
16°C | 18.5°C | 21°C |
July
Minimum | Average | Maximum |
---|---|---|
16°C | 19°C | 22°C |
August
Minimum | Average | Maximum |
---|---|---|
17°C | 20°C | 23°C |
September
Minimum | Average | Maximum |
---|---|---|
16°C | 19°C | 22°C |
October
Minimum | Average | Maximum |
---|---|---|
16°C | 18.5°C | 21°C |
November
Minimum | Average | Maximum |
---|---|---|
16°C | 18°C | 20°C |
December
Minimum | Average | Maximum |
---|---|---|
14°C | 16°C | 18°C |
Monthly Water Temperature Histogram for Atlantic Ocean in Lisbon
You can explore detailed data on how the water temperature in Lisbon varies each month:
What Beaches Are There In and Around Lisbon?
Prainha Braco De Prata - Marvila
Prainha Braco De Prata - Marvila is a 2-stars sandy beach, located in a 5 km (3 miles) radius of Lisbon. There is parking. There are cafés.
Praia Do Bico Do Mexilhoeiro
Praia Do Bico Do Mexilhoeiro is a 2-stars sandy beach, located in a 7 km (4 miles) radius of Lisbon. There is parking. Praia Do Bico Do Mexilhoeiro is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Copacabana
Copacabana is a 3-stars sandy beach, located in a 8 km (5 miles) radius of Lisbon. There is parking. There are restrooms. Copacabana is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Moinhos Alburrica Barreiro
Moinhos Alburrica Barreiro is a 2-stars sandy beach, located in a 8 km (5 miles) radius of Lisbon. There is parking. There are cafés.
Praia Da Kelly
Praia Da Kelly is a 1-stars pebble beach, located in a 8 km (5 miles) radius of Lisbon.
Plaja De Seixal
Plaja De Seixal is a 1-stars pebble beach, located in a 8 km (5 miles) radius of Lisbon.
Cais Da Ponta Dos Corvos
Cais Da Ponta Dos Corvos is a 3-stars sandy beach, located in a 8 km (5 miles) radius of Lisbon. There is parking. There are restrooms. There are cafés. Cais Da Ponta Dos Corvos is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Praia Do Seixal
Praia Do Seixal is a 2-stars pebble beach, located in a 8 km (5 miles) radius of Lisbon. There is parking. There are restrooms. There are cafés. Praia Do Seixal is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Old Beach
Old Beach is a 1-stars sandy beach, located in a 9 km (6 miles) radius of Lisbon.
Baia Do Seixal
Baia Do Seixal is a 3-stars sandy beach, located in a 9 km (6 miles) radius of Lisbon. There is parking. There are restrooms. There are cafés.
Alges Beach
Alges Beach is a 2-stars sandy beach, located in a 9 km (6 miles) radius of Lisbon. There is parking. There are restrooms.
Beach Dafundo
Beach Dafundo is a 3-stars sandy beach, located in a 10 km (6 miles) radius of Lisbon. There is parking. There are restrooms. There are shops. There are cafés.
Lisbon Weather
APRIL 4
14°C / 17°C
light rainhumidity: 81% | wind: 5 km/h
APRIL 5
14°C / 17°C
broken clouds: 51-84%humidity: 88% | wind: 5 km/h
APRIL 6
12°C / 19°C
clear skyhumidity: 80% | wind: 2 km/h
APRIL 7
14°C / 18°C
broken clouds: 51-84%humidity: 82% | wind: 3 km/h



Sea Temperature in the Atlantic Ocean in Lisbon: General Trends and Swimming Opportunities
The Lisbon Metropolitan Area in Portugal experiences a Mediterranean climate characterized by mild, rainy winters and warm, dry summers. It enjoys plenty of sunshine throughout the year with the temperature ranging from an average low of around 8°C in winter to an average high of around 28°C in summer.
Lisbon is located in Europe in the Northern Hemisphere at a latitude of 39 degrees, along the shores of the Atlantic Ocean. Lisbon lies within the Lisbon metropolitan area in Portugal.
The average annual daytime air temperature in Lisbon is 19°C (66°F), with the average nighttime temperature being 13°C (55°F). The highest average daily temperature occurs in August, reaching 24°C (75°F), while the lowest is in January at 14°C (58°F). As for nighttime temperatures, the minimum average temperature of 8°C (47°F) is recorded in January, and the maximum is in August, reaching 18°C (65°F).
According to historical data, Lisbon experiences 91 rainy days per year, which accounts for 25 percent of all days in the year. On average, there are 8 rainy days each month. The wettest month is November, with 12 rainy days and 117 mm (4.6 inches) of precipitation, while the driest month is July, which typically has 2 rainy days and only 4 mm (0.2 inches) of precipitation.
The average annual water temperature in Atlantic Ocean in Lisbon is 17°C (63°F). In February, the water reaches its lowest point of the year at 13°C (55°F), while in August, it peaks at 23°C (73°F). In Lisbon, the water temperature in the Atlantic Ocean never consistently reaches a comfortable level for swimming in any month.
Geographical Location of Lisbon
Nearby Cities
Frequently Asked Questions About Lisbon and its Water Temperatures
What is the current sea temperature in Lisbon?
The water temperature today in the Atlantic Ocean in Lisbon is 60°F (15.3°C).
In which months is the water temperature in Lisbon comfortable for swimming?
It cannot be guaranteed that the water temperature in Lisbon will be comfortable for swimming in any month of the year.
What is the water temperature in Lisbon during the winter?
The water temperature in the Atlantic Ocean in Lisbon during the winter ranges from 13°C to 18°C (55°F to 64°F).
What is the water temperature in Lisbon during the spring?
The water temperature in the Atlantic Ocean in Lisbon during the spring ranges from 13°C to 20°C (55°F to 68°F).
What is the water temperature in Lisbon during the summer?
The water temperature in the Atlantic Ocean in Lisbon during the summer ranges from 16°C to 23°C (61°F to 73°F).
What is the water temperature in Lisbon during the fall?
The water temperature in the Atlantic Ocean in Lisbon during the fall ranges from 16°C to 22°C (61°F to 72°F).
Is it possible to swim in the sea in Lisbon at any time of the year?
The Atlantic Ocean in Lisbon is quite cool, and swimming is only possible in June, July, August, September, and October when the water temperature reaches 21°C (70°F).
Is Lisbon a popular tourist destination for beach vacations?
Lisbon 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 Lisbon in the next month?
In May, the water temperature in the Atlantic Ocean in Lisbon will range between 59°F (15°C) and 68°F (20°C)