September Weather in Hennenman, South Africa

Last updated: August 31, 2025

In September, the average temperature in Hennenman, South Africa is a comfortable 17°C (63°F). You may experience a brisk minimum of -1°C (30°F), while the mercury can rise as high as 33°C (92°F) on warmer days. Expect an average precipitation of 10 mm (0.4 in) spread over 2 days, contributing to a moderate 63% humidity that enhances the atmosphere.

September Temperature in Hennenman

In September in Hennenman, the average temperature is 17°C (63°F). The maximum can reach 33°C (92°F) and the minimum can be as low as -1°C (30°F). Be sure to pack clothing suitable for both warm and cool conditions while exploring.

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

The chart illustrates September temperature patterns in Hennenman, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hennenman, September typically has an average temperature of 17°C (63°F), with highs reaching up to 33°C (92°F) and lows dropping to around -1°C (30°F).

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

September Precipitation in Hennenman

In Hennenman in September, the precipitation amount is 10 mm (0.4 in) over a period of 2 days.

September Precipitation Trends in Hennenman

The chart displays monthly precipitation patterns in Hennenman, 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 Hennenman, September typically receives around 10 mm (0.4 inches) of precipitation spread over approximately 2 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 Hennenman

In Hennenman in September humidity is 63%. With average temperature 17°C (63°F), this humidity feels like a comfortable embrace, making it ideal for leisurely strolls and sightseeing without feeling overly sticky or uncomfortable for travelers.

September Average Humidity in Hennenman

This chart illustrates the average monthly humidity levels in Hennenman, 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 Hennenman is approximately 63%, 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 Hennenman

In Hennenman 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 Hennenman.

Maximum UV Index Levels in Hennenman for September

The chart shows the monthly maximum UV Index (UVI) for Hennenman 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 Hennenman typically reaches 11, which falls under the extreme exposure category.

Data source: Hennenman 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 Hennenman Compares to Other Months

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

This table compares monthly weather conditions in Hennenman, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (73°F)	95 mm (3.7 inches)	75%	extreme
February Weather	22°C (72°F)	130 mm (5.1 inches)	74%	extreme
March Weather	20°C (69°F)	66 mm (2.6 inches)	79%	extreme
April Weather	17°C (62°F)	75 mm (3.0 inches)	83%	very high
May Weather	13°C (56°F)	10 mm (0.4 inches)	84%	high
June Weather	10°C (50°F)	7 mm (0.3 inches)	79%	moderate
July Weather	10°C (50°F)	2 mm (0.1 inches)	69%	high
August Weather	13°C (55°F)	15 mm (0.6 inches)	60%	very high
September Weather	17°C (63°F)	10 mm (0.4 inches)	63%	extreme
October Weather	20°C (68°F)	39 mm (1.5 inches)	61%	extreme
November Weather	21°C (71°F)	59 mm (2.3 inches)	67%	extreme
December Weather	22°C (72°F)	105 mm (4.1 inches)	75%	extreme