August weather forecast
Port of Spain, Trinidad and Tobago

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The ancient building hosting the public library of the Port of Spain in Trinidad and Tobago
The ancient building hosting the public library of the Port of Spain in Trinidad and Tobago

Weather in August

August sees another slight decrease in rainfall from the previous month. The temperatures retain their consistency and the high levels of humidity persist. The city experiences, at 244mm, its second highest recorded average rainfall for any given month. Despite the occasional showers, the high temperatures and humidity do not deter its vibrant lifestyle and entertainment scene. As darkness encroaches earlier, evening events in August are a popular choice for social outings.

Temperature

Transitioning from July to August, Port of Spain observes an average high-temperature of a still hot 31.7°C, differing subtly from the previous month. During August, the temperature in Port of Spain tends to dip to an average of 23°C at night.

Heat index

August's heat index is calculated to be a burning hot 45°C. Caution: Heat cramps along with heat exhaustion are expected. Sustained activity could lead to heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.

Humidity

The average relative humidity in August is 84%.

Rainfall

The month with the most rainfall in Port of Spain is August, when the rain falls for 19 days and typically aggregates up to 244mm of precipitation.

Sea temperature

In August, the average sea temperature in Port of Spain, Trinidad and Tobago, is 28°C.
Note: Swimming, diving, and similar water activities in temperatures ranging from 25°C to 29°C are seen as very agreeable and pleasurable for lengthy periods without discomfort.

Daylight

In August, the average length of the day is 12h and 28min.
On the first day of August, sunrise is at 05:54 and sunset at 18:29. On the last day of the month, sunrise is at 05:56 and sunset at 18:16 AST.

Sunshine

The average sunshine in August is 6.9h.

UV index

February through October, with an average maximum UV index of 12, are months with the highest UV index in Port of Spain. A UV Index estimate of 11, and higher, represents an extreme threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 12 in August translates into these instructions:
Adopt every precaution of necessity, unprotected skin and eyes may suffer burns instantly. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Boost your sun resistance with garments that are densely woven yet spacious. Apply liberally and reapply a broad-spectrum sunscreen of SPF 30+ every two hours, and promptly after any outdoor workout or a swim. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

How hot is it in Port of Spain in August?

An average high-temperature, in August, in Port of Spain, is 31.7°C and the average low-temperature is 23°C. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is calculated to be 45°C.

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

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

What is the wettest month in Port of Spain?

The month with the most rainfall in Port of Spain, Trinidad and Tobago, is August, when the rain falls for 19 days and typically aggregates up to 244mm of precipitation.

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

In August, in Port of Spain, Trinidad and Tobago, the rain falls for 19 days. Throughout August, 244mm of precipitation is accumulated.

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

In Port of Spain, Trinidad and Tobago, in August, the average water temperature is 28°C. For any water activity, surface water temperatures between 25°C and 29°C are considered as excellent and extremely pleasant for lengthened periods.

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

In August, the average day length is 12h and 28min.

What time are sunrise and sunset in August in Port of Spain?

In August, on the first day of the month, sunrise is at 05:54 and sunset at 18:29. On the last day of the month, in Port of Spain, Trinidad and Tobago, sunrise is at 05:56 and sunset at 18:16 AST.

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

The average sunshine duration in August in Port of Spain is 6.9h.

What is the month 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 in Port of Spain.

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

In August, the average daily maximum UV index in Port of Spain is 12. A UV Index reading of 11, and higher, represents an ultimate hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average humidity
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average UV index

Average temperature in August
Port of Spain, Trinidad and Tobago

Average temperature in August - Port of Spain, Trinidad and Tobago
  • Average high temperature in August: 31.7°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 August: 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).

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Average humidity in August
Port of Spain, Trinidad and Tobago

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

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

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Average rainfall in August
Port of Spain, Trinidad and Tobago

Average rainfall in August - Port of Spain, Trinidad and Tobago
  • Average rainfall in August: 244mm

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

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Average rainfall days in August
Port of Spain, Trinidad and Tobago

Average rainfall days in August - Port of Spain, Trinidad and Tobago
  • Average rainfall days in August: 19 days

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

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Average sea temperature in August
Port of Spain, Trinidad and Tobago

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

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

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Average daylight in August /
Average sunshine in August
Port of Spain, Trinidad and Tobago

Average daylight in August / Average sunshine in August - Port of Spain, Trinidad and Tobago
  • Average daylight in August: 12h and 3min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).

  • Average sunshine in August: 6h and 5min

The month with the most sunshine is February (Average sunshine: 8h and 18min).
The month with the least sunshine is June (Average sunshine: 6h and 6min).

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Average UV index in August
Port of Spain, Trinidad and Tobago

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

The 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).

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Port of Spain, Trinidad and Tobago

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