May Weather in Riversdale, South Africa

Last updated: August 31, 2025

In Riversdale, South Africa, the average temperature in May hovers around 16°C (61°F), with a wide range that can dip to a cool 5°C (41°F) or rise to a warm 35°C (95°F). Expect about 28 mm (1.1 in) of precipitation over 4 days, and feel the average humidity at a comfortable 78%. Make sure you're prepared for whatever the weather may bring!

May Temperature in Riversdale

In May in Riversdale, the average temperature is 16°C (61°F), with maximums reaching up to 35°C (95°F) and minimums dropping as low as 5°C (41°F). This diverse temperature range makes it essential to pack layers for your travels.

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

The chart illustrates May temperature patterns in Riversdale, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Riversdale, May typically has an average temperature of 16°C (61°F), with highs reaching up to 35°C (95°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec727269646057555559636669
Data source: Temperature data for Riversdale generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Riversdale

In Riversdale in May, the precipitation amount is 28 mm (1.1 in) over the course of 4 days.

May Precipitation Trends in Riversdale

The chart displays monthly precipitation patterns in Riversdale, 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 Riversdale, May typically receives around 28 mm (1.1 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec331936182916263132324424
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Riversdale

In Riversdale in May, humidity is 78%. With an average temperature of 16°C (61°F), this humidity feels like a warm, sticky embrace, making travel somewhat uncomfortable as it clings to your skin and creates a heavy atmosphere that can drain your energy.

May Average Humidity in Riversdale

This chart illustrates the average monthly humidity levels in Riversdale, 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 Riversdale is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%82%83%82%78%77%79%76%77%79%77%79%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Riversdale

In Riversdale 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 Riversdale.

Maximum UV Index Levels in Riversdale for May

The chart shows the monthly maximum UV Index (UVI) for Riversdale 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 Riversdale typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311854469111214
Data source: Riversdale 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 Riversdale Compares to Other Months

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

This table compares monthly weather conditions in Riversdale, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)33 mm (1.3 inches)79%extreme
February Weather22°C (72°F)19 mm (0.7 inches)82%extreme
March Weather21°C (69°F)36 mm (1.4 inches)83%extreme
April Weather18°C (65°F)18 mm (0.7 inches)82%very high
May Weather16°C (61°F)28 mm (1.1 inches)78%moderate
June Weather14°C (57°F)16 mm (0.6 inches)77%moderate
July Weather13°C (55°F)26 mm (1.0 inches)78%moderate
August Weather13°C (55°F)31 mm (1.2 inches)76%high
September Weather15°C (60°F)32 mm (1.2 inches)77%very high
October Weather17°C (64°F)32 mm (1.3 inches)79%extreme
November Weather19°C (66°F)44 mm (1.7 inches)77%extreme
December Weather21°C (69°F)24 mm (0.9 inches)79%extreme

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