August Weather in San Fernando, Trinidad and Tobago

Last updated: August 31, 2025

In San Fernando, Trinidad and Tobago, the average temperature in August hovers around 27°C (81°F), creating a pleasant climate for outdoor activities. Expect a minimum of 24°C (75°F) and a peak of 31°C (88°F) during this month. However, be prepared for the possibility of rain, as precipitation averages 188 mm (7.4 in) spread over 29 days, coupled with a high average humidity of 80%.

August Temperature in San Fernando

In August in San Fernando, the average temperature is 27°C (81°F). Maximums can reach 31°C (88°F) and minimums can be as low as 24°C (75°F). This pleasant weather makes San Fernando an ideal destination for travelers seeking warmth and sunshine.

August Weather in San Fernando: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in San Fernando, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Fernando, August typically has an average temperature of 27°C (81°F), with highs reaching up to 31°C (88°F) and lows dropping to around 24°C (75°F).

Data source: Temperature data for San Fernando generated using information from the Copernicus Climate Change Service.

August Precipitation in San Fernando

In San Fernando, in August, the total precipitation amount is 188 mm (7.4 in) over the course of 29 days.

August Precipitation Trends in San Fernando

The chart displays monthly precipitation patterns in San Fernando, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In San Fernando, August typically receives around 188 mm (7.4 inches) of precipitation spread over approximately 29 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

August Humidity in San Fernando

In San Fernando in August humidity is 80%. With an average temperature of 27°C (81°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making travel tiring as sweat beads form quickly and the air feels thick and heavy.

August Average Humidity in San Fernando

This chart illustrates the average monthly humidity levels in San Fernando, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in San Fernando is approximately 80%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in San Fernando

In San Fernando in August, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in San Fernando.

Maximum UV Index Levels in San Fernando for August

The chart shows the monthly maximum UV Index (UVI) for San Fernando in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in San Fernando typically reaches 13, which falls under the extreme exposure category.

Data source: San Fernando August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How August Weather in San Fernando Compares to Other Months

Weather in San Fernando varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in San Fernando, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in San Fernando, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (78°F)	46 mm (1.8 inches)	78%	extreme
February Weather	26°C (79°F)	24 mm (0.9 inches)	77%	extreme
March Weather	26°C (79°F)	34 mm (1.3 inches)	76%	extreme
April Weather	27°C (80°F)	26 mm (1.0 inches)	75%	extreme
May Weather	27°C (81°F)	73 mm (2.9 inches)	76%	extreme
June Weather	27°C (80°F)	158 mm (6.2 inches)	80%	extreme
July Weather	27°C (80°F)	179 mm (7.0 inches)	83%	extreme
August Weather	27°C (81°F)	188 mm (7.4 inches)	80%	extreme
September Weather	27°C (81°F)	147 mm (5.8 inches)	79%	extreme
October Weather	27°C (81°F)	174 mm (6.9 inches)	79%	extreme
November Weather	27°C (80°F)	136 mm (5.3 inches)	81%	extreme
December Weather	26°C (79°F)	105 mm (4.1 inches)	80%	very high