Port of Spain
Trinidad and Tobago
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Port of Spain, Trinidad and Tobago

The ancient building hosting the public library of the Port of Spain in Trinidad and Tobago, with palm trees outside
The ancient building hosting the public library of the Port of Spain in Trinidad and Tobago, with palm trees outside
January, the same as December, is a moderately hot winter month in Port of Spain, Trinidad and Tobago, with average temperature fluctuating between 17°C (62.6°F) and 28°C (82.4°F). With an average high-temperature of 28°C (82.4°F) and an average low-temperature of 17°C (62.6°F), January is the coldest month. In January, the average heat index is appraised at a tropical 32.3°C (90.1°F). Weather in January »
February, the last month of the winter, in Port of Spain, is also a moderately hot month, with average temperature ranging between max 28.9°C (84°F) and min 19.2°C (66.6°F). In Port of Spain, the average high-temperature in February is practically the same as in January - a still moderately hot 28.9°C (84°F). Weather in February »

March, the first month of the spring, in Port of Spain, is a tropical month, with average temperature varying between 20.7°C (69.3°F) and 30.3°C (86.5°F). In March, the average high-temperature is relatively the same as in February - a hot 30.3°C (86.5°F). Weather in March »

April, the same as March, in Port of Spain, Trinidad and Tobago, is another tropical spring month, with average temperature ranging between min 22°C (71.6°F) and max 31°C (87.8°F). In Port of Spain, the average high-temperature in April is relatively the same as in March - a still tropical 31°C (87.8°F). Weather in April »

May, the last month of the spring, in Port of Spain, is also a hot month, with average temperature varying between 33.1°C (91.6°F) and 23°C (73.4°F). May is the warmest month, with an average high-temperature of 33.1°C (91.6°F) and an average low-temperature of 23°C (73.4°F). In May, the average heat index is evaluated at a burning hot 48°C (118.4°F). Weather in May »

The first month of the summer, June, is also a hot month in Port of Spain, Trinidad and Tobago, with average temperature ranging between max 31.5°C (88.7°F) and min 23.3°C (73.9°F). In Port of Spain, the average high-temperature is almost the same as in May - a still hot 31.5°C (88.7°F). Weather in June »

July, the same as June, in Port of Spain, Trinidad and Tobago, is another hot summer month, with average temperature varying between 23°C (73.4°F) and 31.3°C (88.3°F). In Port of Spain, the average high-temperature in July is practically the same as in June - a still tropical 31.3°C (88.3°F). Weather in July »

The last month of the summer, August, is another tropical month in Port of Spain, Trinidad and Tobago, with average temperature varying between 23°C (73.4°F) and 31.7°C (89.1°F). In August, the average high-temperature is essentially the same as in July - a still tropical 31.7°C (89.1°F). Weather in August »

September, the first month of the autumn, in Port of Spain, is still a tropical month, with average temperature varying between 23.1°C (73.6°F) and 32.2°C (90°F). In September, the average high-temperature is practically the same as in August - a still tropical 32.2°C (90°F). Weather in September »

October, the same as September, in Port of Spain, Trinidad and Tobago, is a hot autumn month, with average temperature ranging between max 32.2°C (90°F) and min 22.6°C (72.7°F). In Port of Spain, the average high-temperature remains the same as in September - a still hot 32.2°C (90°F). Weather in October »

November, the last month of the autumn, in Port of Spain, is another hot month, with temperature in the range of an average high of 31.5°C (88.7°F) and an average low of 22.3°C (72.1°F). In Port of Spain, the average high-temperature is relatively the same as in October - a still tropical 31.5°C (88.7°F). Weather in November »

December, the first month of the winter, in Port of Spain, is also a hot month, with average temperature fluctuating between 21°C (69.8°F) and 31.1°C (88°F). In Port of Spain, the average high-temperature is essentially the same as in November - a still hot 31.1°C (88°F). Weather in December »

What is the coldest month in Port of Spain?

With an average high-temperature of 28°C (82.4°F) and an average low-temperature of 17°C (62.6°F), January is the coldest month in Port of Spain.

How many days does it rain in Port of Spain?

Throughout the year, in Port of Spain, there are 166 rainfall days, and 1408mm (55.4") of precipitation is accumulated.

What are the months with the coldest sea water in Port of Spain?

February and March, with an average sea temperature of 26°C (78.8°F), are months with the coldest seawater.

What month has the most sunshine in Port of Spain?

With an average of 8.3h of sunshine, February has the most sunshine of the year in Port of Spain, Trinidad and Tobago.

What are the months with the highest UV index in Port of Spain?

February through October, with an average maximum UV index of 12, are months with the highest UV index.

What is the least humid month in Port of Spain?

March and April, with an average relative humidity of 77%, are the least humid months in Port of Spain.

What is the driest month in Port of Spain?

March is the month with the least rainfall in Port of Spain. Rain falls for 6 days and accumulates 16.9mm (0.7") of precipitation.

What is the warmest month in Port of Spain?

May is the warmest month in Port of Spain, with an average high-temperature of 33.1°C (91.6°F) and an average low-temperature of 23°C (73.4°F).

When are the longest days in Port of Spain?

Months with the longest days in Port of Spain are June and July, with an average of 12.7h of daylight.

What is the month with the least sunshine in Port of Spain?

With an average of 6.1h of sunshine, June has the least sunshine of the year in Port of Spain, Trinidad and Tobago.

What is the rainiest month in Port of Spain?

The month with the most rainfall is August when the rain falls for 19 days and typically aggregates up to 244mm (9.6") of precipitation.

What month is the sea warmest in Port of Spain?

With an average sea temperature of 29°C (84.2°F), September is the month with the warmest seawater in Port of Spain, Trinidad and Tobago.

What is the most humid month in Port of Spain?

The most humid month is November, with an average relative humidity of 86%.

What is the month with the shortest days in Port of Spain?

With an average of 11.5h of daylight, December has the shortest days of the year in Port of Spain.

What is the month with the lowest UV index in Port of Spain?

The month with the lowest UV index in Port of Spain, Trinidad and Tobago, is December, with an average maximum UV index of 9.
Average temperature - Port of Spain, Trinidad and Tobago
Average humidity - Port of Spain, Trinidad and Tobago
Average rainfall - Port of Spain, Trinidad and Tobago

The wettest month (with the highest rainfall) is August (244mm).
The driest month (with the lowest rainfall) is March (16.9mm).

Average rainfall days - Port of Spain, Trinidad and Tobago
Average sea temperature - Port of Spain, Trinidad and Tobago

The best month for swimming (with the highest average sea temperature) is September (29°C).
Coldest months (with the lowest average sea temperature) are February and March (26°C).

Average daylight / Average sunshine - Port of Spain, Trinidad and Tobago

Months with the longest days are June and July (Average daylight: 12.7h).
The month with shortest days is December (Average daylight: 11.5h).

The month with most sunshine is February (Average sunshine: 8.3h).
The month with least sunshine is June (Average sunshine: 6.1h).

Average UV index - Port of Spain, Trinidad and Tobago

Months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 9).