September Weather in Piet Retief, South Africa

Last updated: August 31, 2025

In September, the average temperature in Piet Retief, South Africa hovers around 17°C (62°F), with a range that can drop to a chilly 1°C (35°F) or soar to a sweltering 36°C (96°F). Expect about 36 mm (1.4 in) of precipitation over 6 days, accompanied by a high average humidity of 85%. Prepare for a month of varied weather and moisture in the air!

September Temperature in Piet Retief

In September in Piet Retief, the average temperature is 17°C (62°F), with maximums reaching up to 36°C (96°F) and minimums dropping as low as 1°C (35°F). It's advisable to pack a variety of clothing options to accommodate the wide temperature range during your travels.

September Weather in Piet Retief: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Piet Retief, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Piet Retief, September typically has an average temperature of 17°C (62°F), with highs reaching up to 36°C (96°F) and lows dropping to around 1°C (35°F).

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

September Precipitation in Piet Retief

In Piet Retief in September, the total precipitation amount is 36 mm (1.4 in), which falls over the course of 6 days.

September Precipitation Trends in Piet Retief

The chart displays monthly precipitation patterns in Piet Retief, 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 Piet Retief, September typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 6 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 Piet Retief

In Piet Retief in September humidity is 85%. With an average temperature of 17°C (62°F), this humidity feels like a warm, heavy blanket enveloping you, making travel somewhat uncomfortable as you navigate the thick, moist air that clings to your skin and slows your pace.

September Average Humidity in Piet Retief

This chart illustrates the average monthly humidity levels in Piet Retief, 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 Piet Retief is approximately 85%, 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 Piet Retief

In Piet Retief 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 Piet Retief.

Maximum UV Index Levels in Piet Retief for September

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

Data source: Piet Retief 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 Piet Retief Compares to Other Months

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

This table compares monthly weather conditions in Piet Retief, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (68°F)	100 mm (4.0 inches)	82%	extreme
February Weather	20°C (68°F)	169 mm (6.6 inches)	81%	extreme
March Weather	19°C (67°F)	92 mm (3.6 inches)	80%	extreme
April Weather	17°C (63°F)	58 mm (2.3 inches)	82%	very high
May Weather	14°C (58°F)	28 mm (1.1 inches)	86%	high
June Weather	12°C (53°F)	13 mm (0.5 inches)	78%	moderate
July Weather	12°C (54°F)	4 mm (0.2 inches)	81%	high
August Weather	14°C (58°F)	21 mm (0.8 inches)	77%	very high
September Weather	17°C (62°F)	36 mm (1.4 inches)	85%	extreme
October Weather	17°C (63°F)	79 mm (3.1 inches)	85%	extreme
November Weather	19°C (66°F)	109 mm (4.3 inches)	85%	extreme
December Weather	20°C (68°F)	151 mm (6.0 inches)	84%	extreme