September Weather in Carolina, Brazil

Last updated: August 22, 2025

In September, the average temperature in Carolina, Brazil is a warm 30°C (86°F). Expect a pleasant range, with minimums dipping to 17°C (64°F) and maximums soaring up to 40°C (104°F). While enjoying the sunshine, keep an eye on the average humidity at a comfortable 30% and prepare for a bit of rain, with precipitation totaling 8 mm (0.3 in) over the course of just 1 day.

September Temperature in Carolina

In September in Carolina, the average temperature is 30°C (86°F). Maximums can reach up to 40°C (104°F), while minimums can drop to as low as 17°C (64°F). This pleasant climate makes Carolina an ideal destination for travelers seeking warm weather and outdoor activities.

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

The chart illustrates September temperature patterns in Carolina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Carolina, September typically has an average temperature of 30°C (86°F), with highs reaching up to 40°C (104°F) and lows dropping to around 17°C (64°F).

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

September Precipitation in Carolina

In Carolina in September, the precipitation amount is 8 mm (0.3 in) over the course of 1 day.

September Precipitation Trends in Carolina

The chart displays monthly precipitation patterns in Carolina, 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 Carolina, September typically receives around 8 mm (0.3 inches) of precipitation spread over approximately 1 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Carolina

In Carolina in September humidity is 30%. With an average temperature of 30°C (86°F), this humidity feels like a warm embrace, making travel enjoyable but slightly sticky, as the heat invites frequent breaks in the shade to stay refreshed.

September Average Humidity in Carolina

This chart illustrates the average monthly humidity levels in Carolina, 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 Carolina is approximately 30%, 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 Carolina

In Carolina in September, 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 Carolina.

Maximum UV Index Levels in Carolina for September

The chart shows the monthly maximum UV Index (UVI) for Carolina 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 Carolina typically reaches 13, which falls under the extreme exposure category.

Data source: Carolina 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 Carolina Compares to Other Months

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

This table compares monthly weather conditions in Carolina, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	184 mm (7.3 inches)	89%	extreme
February Weather	26°C (80°F)	294 mm (11.6 inches)	89%	extreme
March Weather	27°C (80°F)	274 mm (10.8 inches)	91%	extreme
April Weather	27°C (81°F)	202 mm (8.0 inches)	92%	extreme
May Weather	28°C (82°F)	46 mm (1.8 inches)	84%	extreme
June Weather	27°C (82°F)	3 mm (0.1 inches)	70%	extreme
July Weather	27°C (81°F)	3 mm (0.1 inches)	43%	extreme
August Weather	28°C (84°F)	2 mm (0.1 inches)	36%	extreme
September Weather	30°C (86°F)	8 mm (0.3 inches)	30%	extreme
October Weather	29°C (84°F)	50 mm (2.0 inches)	29%	extreme
November Weather	27°C (81°F)	154 mm (6.1 inches)	41%	extreme
December Weather	27°C (81°F)	159 mm (6.3 inches)	68%	extreme