September Weather in Carolina, South Africa

Last updated: August 31, 2025

In Carolina, South Africa, the average temperature in September hovers around 16°C (62°F). However, be prepared for a range: temperatures can dip as low as 0°C (32°F) or soar up to 32°C (91°F). During this month, expect about 19 mm (0.7 in) of precipitation, spread over approximately 3 days, along with an average humidity level of 74%.

September Temperature in Carolina

In September in Carolina, the average temperature is 16°C (62°F). Maximum temperatures can reach 32°C (91°F), while the minimum can drop as low as 0°C (32°F). This wide range makes Carolina an ideal destination for travelers seeking both warmth and cool respite during their journey.

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 16°C (62°F), with highs reaching up to 32°C (91°F) and lows dropping to around 0°C (32°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 19 mm (0.7 in) over a period of 3 days.

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 19 mm (0.7 inches) of precipitation spread over approximately 3 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 74%. With an average temperature of 16°C (62°F), this humidity feels like a warm, heavy blanket enveloping you, making it slightly uncomfortable for traveling as it can lead to a sticky sensation that may sap your energy during outdoor activities.

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 74%, 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 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, 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 11, 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	19°C (66°F)	108 mm (4.2 inches)	79%	extreme
February Weather	19°C (66°F)	109 mm (4.3 inches)	77%	extreme
March Weather	18°C (64°F)	51 mm (2.0 inches)	77%	extreme
April Weather	16°C (60°F)	45 mm (1.8 inches)	81%	very high
May Weather	13°C (55°F)	21 mm (0.8 inches)	82%	very high
June Weather	10°C (50°F)	5 mm (0.2 inches)	73%	high
July Weather	10°C (50°F)	1 mm (0.0 inches)	71%	high
August Weather	13°C (56°F)	3 mm (0.1 inches)	68%	very high
September Weather	16°C (62°F)	19 mm (0.7 inches)	74%	extreme
October Weather	17°C (63°F)	60 mm (2.4 inches)	74%	extreme
November Weather	18°C (65°F)	84 mm (3.3 inches)	82%	extreme
December Weather	19°C (66°F)	144 mm (5.7 inches)	81%	extreme