May Weather in Retreat, South Africa

Last updated: August 31, 2025

In May, the average temperature in Retreat, South Africa hovers around 16°C (60°F), with a minimum chill of 9°C (48°F) and pleasant highs reaching 25°C (78°F). Expect some rain, as 63 mm (2.5 in) of precipitation typically falls over 7 days, contributing to an average humidity of 78%. Get ready for a mix of mild weather and moisture!

May Temperature in Retreat

In May in Retreat, the average temperature is 16°C (60°F). The maximum can reach 25°C (78°F) and the minimum can be as low as 9°C (48°F). This mild climate makes it a perfect time for outdoor activities and exploration.

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

The chart illustrates May temperature patterns in Retreat, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Retreat, May typically has an average temperature of 16°C (60°F), with highs reaching up to 25°C (78°F) and lows dropping to around 9°C (48°F).

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

May Precipitation in Retreat

In Retreat in May, the precipitation amount is 63 mm (2.5 in) over a span of 7 days.

May Precipitation Trends in Retreat

The chart displays monthly precipitation patterns in Retreat, 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 Retreat, May typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 7 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 Retreat

In Retreat in May humidity is 78%. With an average temperature of 16°C (60°F), this humidity feels like a damp embrace, making travel a bit uncomfortable as the air clings to your skin and leaves you feeling sticky.

May Average Humidity in Retreat

This chart illustrates the average monthly humidity levels in Retreat, 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 Retreat is approximately 78%, 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 Retreat

In Retreat in May, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Retreat.

Maximum UV Index Levels in Retreat for May

The chart shows the monthly maximum UV Index (UVI) for Retreat 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 Retreat typically reaches 5, which falls under the moderate exposure category.

Data source: Retreat 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 Retreat Compares to Other Months

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

This table compares monthly weather conditions in Retreat, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (68°F)	14 mm (0.6 inches)	77%	extreme
February Weather	20°C (68°F)	10 mm (0.4 inches)	80%	extreme
March Weather	19°C (66°F)	24 mm (1.0 inches)	81%	extreme
April Weather	17°C (63°F)	30 mm (1.2 inches)	80%	very high
May Weather	16°C (60°F)	63 mm (2.5 inches)	78%	moderate
June Weather	14°C (58°F)	103 mm (4.1 inches)	79%	moderate
July Weather	14°C (57°F)	95 mm (3.7 inches)	80%	moderate
August Weather	13°C (56°F)	75 mm (3.0 inches)	77%	high
September Weather	15°C (59°F)	45 mm (1.8 inches)	76%	very high
October Weather	16°C (61°F)	41 mm (1.6 inches)	77%	extreme
November Weather	17°C (64°F)	33 mm (1.3 inches)	75%	extreme
December Weather	19°C (66°F)	26 mm (1.0 inches)	77%	extreme