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

July 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
July, like June, is another hot summer month in Port of Spain, Trinidad and Tobago, with temperature in the range of an average high of 31.3°C (88.3°F) and an average low of 23°C (73.4°F).

Temperature

In Port of Spain, the average high-temperature is practically the same as in June - a still hot 31.3°C (88.3°F). In Port of Spain, Trinidad and Tobago, the average low-temperature is 23°C (73.4°F).

Humidity

The average relative humidity is 84%.

Rainfall

In July, in Port of Spain, the rain falls for 21 days. Throughout July, 193.6mm (7.6") of precipitation is accumulated. Throughout the year, there are 166 rainfall days, and 1408mm (55.4") of precipitation is accumulated.

Sea temperature

In July, the average sea temperature is 28°C (82.4°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

June and July, with an average of 12.7h of daylight, are months with the longest days.

Sunshine

In July, the average sunshine in Port of Spain is 6.6h.

UV index

February through October, with an average maximum UV index of 12, are months with the highest UV index. A UV Index estimate of 11, and higher, represents an ultimate health vulnerability from the exposure to the Sun's UV radiation for average individuals.
The average daily UV index of 12 in July transform into the following instructions:
Practice all-important precautions. Light skin people may get burned in less than 5 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in July in Port of Spain?

The average high-temperature, in July, is 31.3°C (88.3°F), while the average low-temperature is 23°C (73.4°F).

What is the average humidity in July in Port of Spain?

In Port of Spain, the average relative humidity in July is 84%.

How much does it rain in Port of Spain in July?

In Port of Spain, in July, during 21 rainfall days, 193.6mm (7.6") of precipitation is typically accumulated.

How warm is the water in July in Port of Spain?

In Port of Spain, the average seawater temperature in July is 28°C (82.4°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

When are the longest days in Port of Spain?

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

What is the average length of the day in July in Port of Spain?

In July, the average length of the day in Port of Spain is 12.7h.

How long on average sun shines in July in Port of Spain?

In July, the average sunshine is 6.6h.

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

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

What is the UV index intensity in July in Port of Spain?

The average daily maximum UV index in July in Port of Spain, Trinidad and Tobago, is 12. A UV Index estimate of 11, and higher, represents an excessive health risk from unsafe exposure to the Sun's UV rays.
Average temperature in July - Port of Spain, Trinidad and Tobago
  • Average high temperature in July: 31.3°C

The warmest month (with the highest average high temperature) is May (33.1°C).
The month with the lowest average high temperature is January (28°C).

  • Average low temperature in July: 23°C

The month with the highest average low temperature is June (23.3°C).
The coldest month (with the lowest average low temperature) is January (17°C).

Average humidity in July - Port of Spain, Trinidad and Tobago
  • Average humidity in July: 84%

The month with the highest relative humidity is November (86%).
Months with the lowest relative humidity are March and April (77%).

Average rainfall in July - Port of Spain, Trinidad and Tobago
  • Average rainfall in July: 193.6mm

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

Average rainfall days in July - Port of Spain, Trinidad and Tobago
  • Average rainfall days in July: 21 days

The month with the highest number of rainy days is July (21 days).
Months with the lowest number of rainy days are March and April (6 days).

Average sea temperature in July - Port of Spain, Trinidad and Tobago
  • Average sea temperature in July: 28°C

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 in July / Average sunshine in July - Port of Spain, Trinidad and Tobago
  • Average daylight in July: 12.7h

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

  • Average sunshine in July: 6.6h

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 in July - Port of Spain, Trinidad and Tobago
  • Average UV index in July: 12

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).