May Weather in Petrusville, South Africa

Last updated: August 31, 2025

In May, the average temperature in Petrusville, South Africa is a comfortable 14°C (58°F). However, be prepared for a range of temperatures, where the minimum can drop to -1°C (30°F) and the maximum can soar up to 30°C (86°F). Expect a modest precipitation of 9 mm (0.3 in) over about 1 day, and enjoy the relatively high humidity at 81%.

May Temperature in Petrusville

In May in Petrusville, the average temperature is 14°C (58°F). Maximums can reach 30°C (86°F) and minimums can be as low as -1°C (30°F). Be prepared for a variety of weather conditions if you're planning a trip during this time.

May Weather in Petrusville: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Petrusville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Petrusville, May typically has an average temperature of 14°C (58°F), with highs reaching up to 30°C (86°F) and lows dropping to around -1°C (30°F).

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

May Precipitation in Petrusville

In Petrusville in May, the precipitation amount is 9 mm (0.3 in) over the course of 1 day.

May Precipitation Trends in Petrusville

The chart displays monthly precipitation patterns in Petrusville, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Petrusville, May typically receives around 9 mm (0.3 inches) of precipitation spread over approximately 1 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Petrusville

In Petrusville in May, humidity is 81%. With an average temperature of 14°C (58°F), this humidity feels like a warm blanket wrapping around you, making outdoor adventures sticky and challenging, while also providing a lush, vibrant atmosphere perfect for exploring.

May Average Humidity in Petrusville

This chart illustrates the average monthly humidity levels in Petrusville, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Petrusville is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Petrusville

In Petrusville in May, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Petrusville.

Maximum UV Index Levels in Petrusville for May

The chart shows the monthly maximum UV Index (UVI) for Petrusville in May, 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 May, the maximum UV index in Petrusville typically reaches 7, which falls under the high exposure category.

Data source: Petrusville May 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 May Weather in Petrusville Compares to Other Months

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

This table compares monthly weather conditions in Petrusville, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	52 mm (2.0 inches)	68%	extreme
February Weather	24°C (76°F)	69 mm (2.7 inches)	70%	extreme
March Weather	22°C (72°F)	36 mm (1.4 inches)	77%	extreme
April Weather	18°C (65°F)	42 mm (1.6 inches)	81%	very high
May Weather	14°C (58°F)	9 mm (0.3 inches)	81%	high
June Weather	11°C (52°F)	2 mm (0.1 inches)	77%	moderate
July Weather	10°C (51°F)	4 mm (0.2 inches)	70%	moderate
August Weather	12°C (54°F)	5 mm (0.2 inches)	58%	very high
September Weather	17°C (63°F)	4 mm (0.2 inches)	62%	extreme
October Weather	20°C (68°F)	18 mm (0.7 inches)	58%	extreme
November Weather	22°C (73°F)	34 mm (1.4 inches)	59%	extreme
December Weather	24°C (76°F)	56 mm (2.2 inches)	65%	extreme