September Weather in Trinidad, Uruguay

Last updated: August 28, 2025

In Trinidad, Uruguay, the average temperature in September hovers around 14°C (58°F). Expect a minimum plunge to 1°C (35°F) and a peak reaching up to 31°C (88°F). During this time, precipitation averages 97 mm (3.8 in) spread across 7 days, with the air carrying an average humidity of 71%.

September Temperature in Trinidad

In September in Trinidad, the average temperature is 14°C (58°F). The maximum can reach 31°C (88°F), and the minimum can be as low as 1°C (35°F). Be sure to pack layers to accommodate the wide temperature range while exploring this vibrant destination!

September Weather in Trinidad: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Trinidad, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trinidad, September typically has an average temperature of 14°C (58°F), with highs reaching up to 31°C (88°F) and lows dropping to around 1°C (35°F).

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

September Precipitation in Trinidad

In Trinidad in September, the precipitation amount is 97 mm (3.8 in) over the course of 7 days.

September Precipitation Trends in Trinidad

The chart displays monthly precipitation patterns in Trinidad, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Trinidad, September typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Trinidad

In Trinidad in September humidity is 71%. With an average temperature of 14°C (58°F), this humidity feels like a damp embrace, making it essential for travelers to pack light, breathable clothing and stay hydrated while exploring the sights.

September Average Humidity in Trinidad

This chart illustrates the average monthly humidity levels in Trinidad, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Trinidad is approximately 71%, offering insight into how humid the weather typically is during this month.

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

September UV Index in Trinidad

In Trinidad in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Trinidad.

Maximum UV Index Levels in Trinidad for September

The chart shows the monthly maximum UV Index (UVI) for Trinidad in September, 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 September, the maximum UV index in Trinidad typically reaches 8, which falls under the very high exposure category.

Data source: Trinidad September 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 September Weather in Trinidad Compares to Other Months

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

This table compares monthly weather conditions in Trinidad, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (76°F)	99 mm (3.9 inches)	58%	extreme
February Weather	23°C (73°F)	111 mm (4.4 inches)	64%	extreme
March Weather	21°C (70°F)	78 mm (3.1 inches)	70%	extreme
April Weather	18°C (65°F)	73 mm (2.9 inches)	80%	very high
May Weather	14°C (57°F)	88 mm (3.5 inches)	84%	moderate
June Weather	12°C (54°F)	95 mm (3.7 inches)	82%	moderate
July Weather	11°C (52°F)	75 mm (3.0 inches)	72%	moderate
August Weather	12°C (54°F)	96 mm (3.8 inches)	67%	high
September Weather	14°C (58°F)	97 mm (3.8 inches)	71%	very high
October Weather	17°C (62°F)	119 mm (4.7 inches)	69%	extreme
November Weather	20°C (69°F)	58 mm (2.3 inches)	65%	extreme
December Weather	23°C (73°F)	71 mm (2.8 inches)	66%	extreme