Search for cities, countries, lakes and rivers
Portsmouth
Water Temperature in the Caribbean Sea in Portsmouth, Dominica: Current, Historical Data and Forecast
On this page, you will find comprehensive information about the sea temperature in Portsmouth in Dominica, 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 Portsmouth
80°F
TODAY
80°F
YESTERDAY
80°F
A WEEK AGO
Analysis, Historical Data, and Forecast of Water Temperature
Today sea water temperature in the Caribbean Sea in Portsmouth is 26.7°F. This is very warm water, allowing for extended stays without any discomfort. Swimming in these conditions will be particularly enjoyable, making it the ideal temperature range for those who want to relax in the sea. Additionally, water in this temperature range is suitable for children and elderly people, as it is comfortable for prolonged stays.
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 Caribbean Sea in Portsmouth Over the Last 30 Days
The water temperature in Portsmouth 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 Portsmouth will remain nearly unchanged in the coming days, its value will be 81°F.
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 Dominica to enhance accuracy.
Water temperature data for Portsmouth 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 |
|---|---|---|---|
| Apr 23 | 80°F | 81°F | |
| Apr 24 | 81°F | 81°F | |
| Apr 25 | 81°F | 81°F | |
| Apr 26 | 80°F | 82°F | |
| Apr 27 | 81°F | 82°F | |
| Apr 28 | 80°F | 81°F | |
| Apr 29 | 80°F | 82°F | |
| Apr 30 | 81°F | 81°F | |
| May 1 | 83°F | 81°F | |
| May 2 | 83°F | 81°F | |
| May 3 | 81°F | 81°F | |
| May 4 | 82°F | 81°F | |
| May 5 | 81°F | 81°F | |
| May 6 | 82°F | 81°F | |
| May 7 | 82°F | 81°F | |
| May 8 | 81°F | 81°F |
Sea Temperature in Portsmouth Throughout the Year
Throughout the year, the sea temperature in Portsmouth is always above 64°F (18°C), the sea temperature exceeds 72°F (22°C) for 366 days, and exceeds 77°F (25°C) for 366 days.
Below is the annual chart of sea temperature changes in the Caribbean Sea in Portsmouth.
January
| Minimum | Average | Maximum |
|---|---|---|
| 77°F | 81°F | 84°F |
February
| Minimum | Average | Maximum |
|---|---|---|
| 77°F | 80°F | 82°F |
March
| Minimum | Average | Maximum |
|---|---|---|
| 77°F | 81°F | 84°F |
April
| Minimum | Average | Maximum |
|---|---|---|
| 77°F | 81°F | 84°F |
May
| Minimum | Average | Maximum |
|---|---|---|
| 79°F | 82°F | 86°F |
June
| Minimum | Average | Maximum |
|---|---|---|
| 79°F | 82°F | 86°F |
July
| Minimum | Average | Maximum |
|---|---|---|
| 79°F | 82°F | 86°F |
August
| Minimum | Average | Maximum |
|---|---|---|
| 81°F | 84°F | 88°F |
September
| Minimum | Average | Maximum |
|---|---|---|
| 82°F | 85°F | 88°F |
October
| Minimum | Average | Maximum |
|---|---|---|
| 81°F | 84°F | 88°F |
November
| Minimum | Average | Maximum |
|---|---|---|
| 81°F | 84°F | 88°F |
December
| Minimum | Average | Maximum |
|---|---|---|
| 79°F | 82°F | 86°F |
Monthly Water Temperature Histogram for Caribbean Sea in Portsmouth
You can explore detailed data on how the water temperature in Portsmouth varies each month:
What Beaches Are There In and Around Portsmouth?
Bay Street
Bay Street is a 2-stars sandy beach, is located directly in Portsmouth. There is parking. There are cafés. Snorkeling is possible.
Purple Turtle Beach
Purple Turtle Beach is a 3-stars sandy beach, is located directly in Portsmouth. There is parking. There are cafés. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Prince Rupert Bay
Prince Rupert Bay is a 2-stars sandy beach, located in a 2 km (1 miles) radius of Portsmouth. There are cafés.
Douglas Bay Beach
Douglas Bay Beach is a 3-stars sandy beach, located in a 3 km (2 miles) radius of Portsmouth. There is parking. There are cafés. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Toucari Bay
Toucari Bay is a 3-stars sandy beach, located in a 3 km (2 miles) radius of Portsmouth. 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.
Coconut Beach
Coconut Beach is a 3-stars sandy beach, located in a 3 km (2 miles) radius of Portsmouth. There are cafés. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Wave Dancer
Wave Dancer is a 1-stars sandy beach, located in a 3 km (2 miles) radius of Portsmouth.
Secret Bay
Secret Bay is a 2-stars sandy beach, located in a 4 km (2 miles) radius of Portsmouth. There are restrooms.
Ripaton Beach
Ripaton Beach is a 2-stars sandy beach, located in a 4 km (2 miles) radius of Portsmouth. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Cana Heritage Park
Cana Heritage Park is a 1-stars sandy beach, located in a 6 km (4 miles) radius of Portsmouth.
Autruo Bay
Autruo Bay is a 2-stars sandy beach, located in a 8 km (5 miles) radius of Portsmouth. Autruo Bay is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible.
Thibaud Bat Cave
Thibaud Bat Cave is a 1-stars sandy beach, located in a 8 km (5 miles) radius of Portsmouth.
Hauli Lait
Hauli Lait is a 1-stars sandy beach, located in a 8 km (5 miles) radius of Portsmouth.
Portsmouth Weather
MAY 1
79°F / 81°F
light rainhumidity: 80% | wind: 2 mph
MAY 2
77°F / 81°F
light rainhumidity: 81% | wind: 2 mph
MAY 3
77°F / 81°F
moderate rainhumidity: 79% | wind: 1 mph
MAY 4
79°F / 81°F
light rainhumidity: 81% | wind: 1 mph
Sea Temperature in the Caribbean Sea in Portsmouth: General Trends and Swimming Opportunities
Dominica, situated in the Caribbean, experiences a tropical rainforest climate with high humidity and temperatures ranging from 25°C to 30°C year-round. As a coastal area, it gets significant rainfall throughout the year, with the heaviest rainfall occurring from June to November, during the hurricane season.
Portsmouth is located in Central America in the Northern Hemisphere at a latitude of 16 degrees, along the shores of the Caribbean Sea. Portsmouth lies within in Dominica.
The average annual daytime air temperature in Portsmouth is 88°F (31°C), with the average nighttime temperature being 73°F (23°C). The highest average daily temperature occurs in August, reaching 90°F (32°C), while the lowest is in January at 85°F (29°C). As for nighttime temperatures, the minimum average temperature of 70°F (21°C) is recorded in February, and the maximum is in August, reaching 76°F (24°C).
According to historical data, Portsmouth experiences 214 rainy days per year, which accounts for 59 percent of all days in the year. On average, there are 18 rainy days each month. The wettest month is August, with 21 rainy days and 9.5 inches (240 mm) of precipitation, while the driest month is March, which typically has 14 rainy days and only 3.3 inches (84 mm) of precipitation.
The average annual water temperature in Caribbean Sea in Portsmouth is 82°F (28°C). In January, the water reaches its lowest point of the year at 77°F (25°C), while in August, it peaks at 88°F (31°C). The water temperature in the Caribbean Sea in Portsmouth is comfortable for beach vacations and swimming year-round.
Geographical Location of Portsmouth
Nearby Cities
Frequently Asked Questions About Portsmouth and its Water Temperatures
What is the current sea temperature in Portsmouth?
The water temperature today in the Caribbean Sea in Portsmouth is 80°F (26.8°C).
In which months is the water temperature in Portsmouth comfortable for swimming?
The water temperature in Portsmouth is comfortable for beach vacations and swimming throughout the year.
What is the water temperature in Portsmouth during the winter?
The water temperature in the Caribbean Sea in Portsmouth during the winter ranges from 77°F to 86°F (25°C to 30°C).
What is the water temperature in Portsmouth during the spring?
The water temperature in the Caribbean Sea in Portsmouth during the spring ranges from 77°F to 86°F (25°C to 30°C).
What is the water temperature in Portsmouth during the summer?
The water temperature in the Caribbean Sea in Portsmouth during the summer ranges from 79°F to 88°F (26°C to 31°C).
What is the water temperature in Portsmouth during the fall?
The water temperature in the Caribbean Sea in Portsmouth during the fall ranges from 81°F to 88°F (27°C to 31°C).
Is it possible to swim in the sea in Portsmouth year-round?
Yes, it is possible to swim in the Caribbean Sea in Portsmouth year-round because the water temperature never drops below 77°F (25°C)
What sea temperatures can I expect in Portsmouth in the next month?
In May, the water temperature in the Caribbean Sea in Portsmouth will range between 79°F (26°C) and 86°F (30°C)