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May Weather in Richmond, South Africa

Last updated: August 31, 2025

In May, the average temperature in Richmond, South Africa is a comfortable 15°C (59°F), with a range that can drop to a brisk 1°C (34°F) and occasionally rise to a warm 29°C (84°F). Expect 45 mm (1.8 in) of precipitation over about 6 days, making it a month where average humidity hovers around a high 86%.

May Temperature in Richmond

In May in Richmond, the average temperature is 15°C (59°F). Maximums can reach 29°C (84°F), while minimums can dip as low as 1°C (34°F). This varied climate makes it an excellent time for travelers to enjoy a mix of warm days and cool evenings.

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

The chart illustrates May temperature patterns in Richmond, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Richmond, May typically has an average temperature of 15°C (59°F), with highs reaching up to 29°C (84°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec686967635955555761626466
Data source: Temperature data for Richmond 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 Richmond

In Richmond in May, the precipitation amount is 45 mm (1.8 in) over the course of 6 days.

May Precipitation Trends in Richmond

The chart displays monthly precipitation patterns in Richmond, 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 Richmond, May typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec11816410486451512465592146163
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Richmond

In Richmond in May, humidity is 86%. With an average temperature of 15°C (59°F), this humidity feels like a warm, damp blanket that clings to your skin, making traveling slightly uncomfortable but still manageable if you stay hydrated and take breaks in shaded areas.

May Average Humidity in Richmond

This chart illustrates the average monthly humidity levels in Richmond, 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 Richmond is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%86%86%86%80%80%80%85%86%87%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Richmond

In Richmond in May, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Richmond, you can refer to this Hourly UV Index in Richmond.

Maximum UV Index Levels in Richmond for May

The chart shows the monthly maximum UV Index (UVI) for Richmond 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 Richmond typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1514129645710111315
Data source: Richmond 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 Richmond Compares to Other Months

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

This table compares monthly weather conditions in Richmond, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (69°F)118 mm (4.6 inches)85%extreme
February Weather20°C (69°F)164 mm (6.4 inches)86%extreme
March Weather20°C (68°F)104 mm (4.1 inches)86%extreme
April Weather17°C (63°F)86 mm (3.4 inches)86%very high
May Weather15°C (59°F)45 mm (1.8 inches)86%high
June Weather13°C (55°F)15 mm (0.6 inches)80%moderate
July Weather13°C (55°F)12 mm (0.5 inches)80%moderate
August Weather14°C (57°F)46 mm (1.8 inches)79%high
September Weather16°C (61°F)55 mm (2.2 inches)85%very high
October Weather17°C (62°F)92 mm (3.6 inches)86%extreme
November Weather18°C (64°F)146 mm (5.7 inches)87%extreme
December Weather19°C (67°F)163 mm (6.4 inches)86%extreme

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