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San Isidro

© Ricardo Arroyo
Water Temperature in the Pacific Ocean in San Isidro, Peru: Current, Historical Data and Forecast
On this page, you will find comprehensive information about the sea temperature in San Isidro in Peru, 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 San Isidro
19.2°C
TODAY
19.0°C
YESTERDAY
19.2°C
A WEEK AGO
Analysis, Historical Data, and Forecast of Water Temperature
Today sea water temperature in the Pacific Ocean in San Isidro is 19.2°C. This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming.
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 Pacific Ocean in San Isidro Over the Last 30 Days
The water temperature in San Isidro 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 San Isidro will remain nearly unchanged in the coming days, its value will be 19.5°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 Peru to enhance accuracy.
Water temperature data for San Isidro 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 26 | 19.2°C | 20.5°C | |
Mar 27 | 19.4°C | 19.5°C | |
Mar 28 | 19.1°C | 19.8°C | |
Mar 29 | 19.0°C | 20.8°C | |
Mar 30 | 19.1°C | 19.8°C | |
Mar 31 | 19.8°C | 19.8°C | |
Apr 1 | 19.0°C | 19.5°C | |
Apr 2 | 19.1°C | 20.0°C | |
Apr 3 | 20.0°C | 19.3°C | |
Apr 4 | 20.0°C | 19.4°C | |
Apr 5 | 19.8°C | 19.4°C | |
Apr 6 | 20.0°C | 19.5°C | |
Apr 7 | 19.8°C | 19.5°C | |
Apr 8 | 19.3°C | 19.5°C | |
Apr 9 | 19.5°C | 19.5°C | |
Apr 10 | 19.5°C | 19.5°C |
Sea Temperature in San Isidro Throughout the Year
Throughout the year, the sea temperature in San Isidro exceeds 77°F (25°C) for 0 days, exceeds 72°F (22°C) for 4 days, and exceeds 64°F (18°C) for 135 days.
Below is the annual chart of sea temperature changes in the Pacific Ocean in San Isidro.

January
Minimum | Average | Maximum |
---|---|---|
17°C | 20.5°C | 24°C |
February
Minimum | Average | Maximum |
---|---|---|
18°C | 21°C | 24°C |
March
Minimum | Average | Maximum |
---|---|---|
17°C | 20.5°C | 24°C |
April
Minimum | Average | Maximum |
---|---|---|
16°C | 20°C | 24°C |
May
Minimum | Average | Maximum |
---|---|---|
15°C | 19°C | 23°C |
June
Minimum | Average | Maximum |
---|---|---|
15°C | 18.5°C | 22°C |
July
Minimum | Average | Maximum |
---|---|---|
13°C | 17°C | 21°C |
August
Minimum | Average | Maximum |
---|---|---|
14°C | 17°C | 20°C |
September
Minimum | Average | Maximum |
---|---|---|
14°C | 17°C | 20°C |
October
Minimum | Average | Maximum |
---|---|---|
14°C | 16.5°C | 19°C |
November
Minimum | Average | Maximum |
---|---|---|
14°C | 16.5°C | 19°C |
December
Minimum | Average | Maximum |
---|---|---|
16°C | 18.5°C | 21°C |
Monthly Water Temperature Histogram for Pacific Ocean in San Isidro
You can explore detailed data on how the water temperature in San Isidro varies each month:
What Beaches Are There In and Around San Isidro?
Playa Los Delfines
Playa Los Delfines is a 4-stars sandy beach, is located directly in San Isidro. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There is parking. There are restrooms. Snorkeling is possible. It is suitable for surfing.
Playa La Pampilla
Playa La Pampilla is a 4-stars sandy beach, is located directly in San Isidro. There is parking. There are restrooms. There are cafés. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Playa Las Piedritas
Playa Las Piedritas is a 3-stars sandy beach, is located directly in San Isidro. There is parking. There are restrooms. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Playa Punta Roquitas
Playa Punta Roquitas is a 3-stars sandy beach, is located directly in San Isidro. There is parking. There are cafés. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Playa Makaha
Playa Makaha is a 4-stars sandy beach, located in a 2 km (1 miles) radius of San Isidro. 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.
Playa Redondo Park
Playa Redondo Park is a 4-stars sandy beach, located in a 2 km (1 miles) radius of San Isidro. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There is parking. There are restrooms. It is suitable for surfing.
Miraflores Beach Viewpoint
Miraflores Beach Viewpoint is a 4-stars sandy beach, located in a 2 km (1 miles) radius of San Isidro. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There is parking. There are restrooms. It is suitable for surfing.
Playa Waikiki
Playa Waikiki is a 4-stars sandy beach, located in a 2 km (1 miles) radius of San Isidro. There is parking. 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.
Malecon De Magdalena
Malecon De Magdalena is a 1-stars sandy beach, located in a 3 km (2 miles) radius of San Isidro.
Playa Redondo Ii
Playa Redondo Ii is a 4-stars sandy beach, located in a 3 km (2 miles) radius of San Isidro. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There is parking. There are restrooms. It is suitable for surfing.
Madgalena Del Mar
Madgalena Del Mar is a 2-stars sandy beach, located in a 3 km (2 miles) radius of San Isidro. There is parking. There are cafés.
Playa Redondo
Playa Redondo is a 4-stars sandy beach, located in a 3 km (2 miles) radius of San Isidro. There is parking. 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.
Playa Piedritas Redondo I
Playa Piedritas Redondo I is a 4-stars sandy beach, located in a 3 km (2 miles) radius of San Isidro. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There is parking. There are restrooms. It is suitable for surfing.
Playa La Estrella
Playa La Estrella is a 4-stars sandy beach, located in a 3 km (2 miles) radius of San Isidro. There is parking. There are restrooms. There are cafés. Playa La Estrella 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.
Playa Las Cascadas
Playa Las Cascadas is a 4-stars sandy beach, located in a 4 km (2 miles) radius of San Isidro. There is parking. There are restrooms. There are cafés. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Playa Barranquito
Playa Barranquito is a 3-stars sandy beach, located in a 4 km (2 miles) radius of San Isidro. There is parking. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Playa Los Pavos
Playa Los Pavos is a 4-stars sandy beach, located in a 4 km (2 miles) radius of San Isidro. 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.
Playa Barranco
Playa Barranco is a 5-stars sandy beach, located in a 4 km (2 miles) radius of San Isidro. There is parking. There are restrooms. There are cafés. Playa Barranco 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.
Playa Domos Art
Playa Domos Art is a 2-stars sandy beach, located in a 4 km (2 miles) radius of San Isidro. There is parking.
Playa Los Yuyos
Playa Los Yuyos is a 5-stars sandy beach, located in a 5 km (3 miles) radius of San Isidro. There is parking. There are restrooms. There are cafés. Playa Los Yuyos 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.
San Isidro Weather
APRIL 3
20°C / 23°C
overcast clouds: 85-100%humidity: 80% | wind: 3 km/h
APRIL 4
21°C / 23°C
broken clouds: 51-84%humidity: 78% | wind: 3 km/h
APRIL 5
21°C / 23°C
overcast clouds: 85-100%humidity: 78% | wind: 3 km/h
APRIL 6
23°C / 23°C
scattered clouds: 25-50%humidity: 72% | wind: 5 km/h



Sea Temperature in the Pacific Ocean in San Isidro: General Trends and Swimming Opportunities
The coastal area in Peru experiences a desert and semi-arid climate, characterized by mild temperatures, little rainfall, and high humidity. Temperatures fluctuate between 14 to 29 degrees Celsius, with the warmest months being January to April.
San Isidro is located in South America in the Southern Hemisphere at a latitude of -12 degrees, along the shores of the Pacific Ocean. San Isidro lies within in Peru.
The average annual daytime air temperature in San Isidro is 22°C (72°F), with the average nighttime temperature being 16°C (61°F). The highest average daily temperature occurs in March, reaching 24°C (75°F), while the lowest is in July at 21°C (70°F). As for nighttime temperatures, the minimum average temperature of 13°C (56°F) is recorded in August, and the maximum is in February, reaching 19°C (66°F).
According to historical data, San Isidro experiences 46 rainy days per year, which accounts for 13 percent of all days in the year. On average, there are 4 rainy days each month. The wettest month is February, with 9 rainy days and 1 mm (0.1 inches) of precipitation, while the driest month is July, which typically has 1 rainy days and only 1 mm (0.0 inches) of precipitation.
The average annual water temperature in Pacific Ocean in San Isidro is 19°C (66°F). In July, the water reaches its lowest point of the year at 13°C (55°F), while in January, it peaks at 24°C (75°F). In San Isidro, the water temperature in the Pacific Ocean never consistently reaches a comfortable level for swimming in any month.
Geographical Location of San Isidro
Frequently Asked Questions About San Isidro and its Water Temperatures
What is the current sea temperature in San Isidro?
The water temperature today in the Pacific Ocean in San Isidro is 67°F (19.2°C).
In which months is the water temperature in San Isidro comfortable for swimming?
It cannot be guaranteed that the water temperature in San Isidro will be comfortable for swimming in any month of the year.
What is the water temperature in San Isidro during the winter?
The water temperature in the Pacific Ocean in San Isidro during the winter ranges from 16°C to 24°C (61°F to 75°F).
What is the water temperature in San Isidro during the spring?
The water temperature in the Pacific Ocean in San Isidro during the spring ranges from 15°C to 24°C (59°F to 75°F).
What is the water temperature in San Isidro during the summer?
The water temperature in the Pacific Ocean in San Isidro during the summer ranges from 13°C to 22°C (55°F to 72°F).
What is the water temperature in San Isidro during the fall?
The water temperature in the Pacific Ocean in San Isidro during the fall ranges from 14°C to 20°C (57°F to 68°F).
Is it possible to swim in the sea in San Isidro year-round?
No, it is not possible to swim in the Pacific Ocean in San Isidro year-round, the months suitable for comfortable swimming are .
What sea temperatures can I expect in San Isidro in the next month?
In May, the water temperature in the Pacific Ocean in San Isidro will range between 59°F (15°C) and 73°F (23°C)