Trinidad and Tobago is known for its temperate climate and wonderful scenery. During September, the temperature doesn't vary much during the day.

On average, temperatures peak at degrees declining to degrees overnight.

This data indicates that during the first third of the month the daily low averages degrees while the average daily high is degrees. If you visit during the middle of the month the low temperature will typically average degrees while the daily high average around degrees. Over the last third of September the low averages degrees while the average high temperature is degrees. To find out more about temperatures in Trinidad and Tobago during September, review the above table.