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May Weather in Bultfontein, South Africa

Last updated: August 31, 2025

In May, the average temperature in Bultfontein, South Africa hovers around 13°C (56°F). Expect a chilly minimum of -4°C (26°F) and a warm maximum reaching 27°C (80°F). With precipitation at 9 mm (0.3 in) over just 1 day and an average humidity of 84%, prepare for a typically damp and diverse climate this time of year!

May Temperature in Bultfontein

In May in Bultfontein, the average temperature is 13°C (56°F). The maximum can reach 27°C (80°F), and the minimum can drop as low as -4°C (26°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates May temperature patterns in Bultfontein, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bultfontein, May typically has an average temperature of 13°C (56°F), with highs reaching up to 27°C (80°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec747269635550495463677173
Data source: Temperature data for Bultfontein 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 Bultfontein

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

May Precipitation Trends in Bultfontein

The chart displays monthly precipitation patterns in Bultfontein, 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 Bultfontein, May typically receives around 9 mm (0.3 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec821146665953158335191
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Bultfontein

In Bultfontein in May, humidity is 84%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it feel cooler and more uncomfortable for traveling, as the air clings to your skin and weighs you down with a sense of heaviness.

May Average Humidity in Bultfontein

This chart illustrates the average monthly humidity levels in Bultfontein, 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 Bultfontein is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%74%79%83%84%80%69%60%63%61%67%75%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Bultfontein

In Bultfontein 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 Bultfontein.

Maximum UV Index Levels in Bultfontein for May

The chart shows the monthly maximum UV Index (UVI) for Bultfontein 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 Bultfontein typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15151310756811121416
Data source: Bultfontein 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 Bultfontein Compares to Other Months

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

This table compares monthly weather conditions in Bultfontein, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)82 mm (3.2 inches)75%extreme
February Weather22°C (72°F)114 mm (4.5 inches)74%extreme
March Weather21°C (69°F)66 mm (2.6 inches)79%extreme
April Weather17°C (63°F)65 mm (2.6 inches)83%very high
May Weather13°C (56°F)9 mm (0.3 inches)84%high
June Weather10°C (50°F)5 mm (0.2 inches)79%moderate
July Weather9°C (49°F)3 mm (0.1 inches)69%high
August Weather12°C (54°F)15 mm (0.6 inches)60%very high
September Weather17°C (63°F)8 mm (0.3 inches)63%extreme
October Weather20°C (68°F)33 mm (1.3 inches)61%extreme
November Weather22°C (71°F)51 mm (2.0 inches)67%extreme
December Weather23°C (74°F)91 mm (3.6 inches)75%extreme

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