May Weather in Potchefstroom, South Africa

Last updated: August 31, 2025

In Potchefstroom, South Africa, May brings a blend of mild temperatures and refreshing humidity, creating a pleasant environment for outdoor activities. With a maximum temperature reaching 28°C (83°F), the days are warm, while the average settles comfortably at 14°C (58°F). Nights can get brisk, with lows dipping to -1°C (30°F), highlighting the transition into winter. Rainfall is minimal, totaling only 8 mm (0.3 in) over just one day, making for mostly dry conditions. Coupled with a humidity level around 70%, May is a delightful time to experience the natural beauty and charm of this vibrant city.

May Temperature in Potchefstroom

In May, Potchefstroom experiences a noteworthy drop in temperatures as the region transitions into winter. With a minimum of -1°C (30°F) and an average of 14°C (58°F), the month marks a significant cooling from the milder temperatures of earlier months. The maximum temperature reaches a comfortable 28°C (83°F), but the crisp mornings and evenings often require warmer attire. This shift underscores the unique climate of Potchefstroom, where temperatures can swing dramatically within a short span, highlighting the region's diverse and dynamic weather patterns as it heads into the colder winter months.

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

The chart illustrates May temperature patterns in Potchefstroom, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Potchefstroom, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec737169645752515866707272
Data source: Temperature data for Potchefstroom 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 Potchefstroom

May in Potchefstroom, South Africa, marks a significant drop in precipitation, with only 8 mm (0.3 in) recorded across just one day. This stark contrast to the earlier months, such as January and February, which see over 100 mm of rainfall, highlights a clear downward trend as the wet season begins to taper off. Following the moderate rainfall of April with 53 mm (2.1 in) over nine days, May’s sparse showers signal the onset of drier conditions that typically characterize the winter months ahead. As temperatures cool, the landscape transitions into a brief period of relative dryness before the cycle begins anew with the arrival of spring.

May Precipitation Trends in Potchefstroom

The chart displays monthly precipitation patterns in Potchefstroom, 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 Potchefstroom, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1091105253873364480124
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Potchefstroom

In May, Potchefstroom experiences a refreshing dip in humidity, measuring 70%, which is consistent with the slight decrease observed in the preceding months. Following the more humid spring months of April (75%) and March (74%), this drop signifies the onset of the cooler, drier winter season. Interestingly, as the year progresses towards June, humidity continues to decline, eventually reaching a comfortable 65%. This gradual shift not only enhances the city’s appeal during May but also showcases the region's transition from the lush greenery of spring to the crisp atmosphere of winter, making it an inviting time for outdoor activities.

May Average Humidity in Potchefstroom

This chart illustrates the average monthly humidity levels in Potchefstroom, 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 Potchefstroom is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%71%74%75%70%65%59%56%56%54%59%67%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Potchefstroom

As summer begins to wane in Potchefstroom, May introduces a noticeable shift in the UV Index, which drops to 7—indicating a high exposure category. Unlike the extreme levels experienced from January to April, residents and visitors can now enjoy a safer outdoor experience with an increased burn time of 25 minutes. This decrease serves as a reminder to remain vigilant against sun damage, even during this transitional month. Moving into June, the UV Index further declines to 5, classified as moderate, making it an ideal time to relish the outdoors while still taking necessary precautions. For more detailed insights on UV levels year-round, visit Potchefstroom UV Index.

Maximum UV Index Levels in Potchefstroom for May

The chart shows the monthly maximum UV Index (UVI) for Potchefstroom 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 Potchefstroom typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16151311756811131516
Data source: Potchefstroom 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.

May Sunshine in Potchefstroom

May in Potchefstroom, South Africa, basks in 321 hours of sunshine, making it a delightful spring month for outdoor enthusiasts. As the year unfolds, a noticeable trend emerges: January starts with a robust 314 hours, building momentum through March, which peaks at 360 hours. April takes a slight dip but maintains a respectable 320 hours, before May adds to the sunshine tally. This consistent light sets the stage for summer, as June dips down to 299 hours, only to rebound dramatically in the following months. The overall trajectory points to a vibrant sun-filled landscape that enhances Potchefstroom's charm throughout the year.

Monthly Sunshine Duration in Potchefstroom: May Highlighted

The May sunshine duration represents the total number of hours Potchefstroom experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec314h330h360h320h321h299h315h330h339h373h379h387h
Data source: Potchefstroom May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Potchefstroom During May

In Potchefstroom, South Africa, May boasts a promising forecast for sunny weather, with a high likelihood of 81% sunshine. This trend follows a remarkable upward trajectory, starting from a modest 30% chance in January and steadily climbing to an impressive 86% in June. April, with its 82% chance, sets the stage for May's warmth, creating a seamless transition into the winter months where the sun shines even more fiercely in July at 97%. As spring blossoms into early winter, May stands out as a delightful prelude to the consistent sunny days ahead, making it an ideal time to enjoy the outdoors.

Percentage of Sunny Days in May in Potchefstroom

The chart illustrates the percentage of sunny days in Potchefstroom throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Potchefstroom experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec30%42%71%82%81%86%97%83%84%69%70%47%
Data source: Potchefstroom May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Potchefstroom in May

As spring transitions into the chill of winter, Potchefstroom, South Africa, experiences a gradual decline in daylight duration. The year starts with an impressive 13 hours of daylight in January, offering long, sunlit days. This bright start gently tapers to 12 hours in both February and March, before settling at 11 hours in April. By May, daylight continues to shrink, reaching its seasonal low of 10 hours—a duration that remains constant through June and July. However, as winter begins to wane, the days gradually lengthen again, with 11 hours returning in August and September, leading back to 12 hours by October. Finally, November and December see a resurgence to 13 hours, closing the year on a bright note. This cyclical pattern of daylight reflects the changing seasons, shaping the daily rhythms of life in Potchefstroom.

Average Daylight Hours in Potchefstroom for May

The chart illustrates the variation in daylight duration in Potchefstroom throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 35m12h 58m12h 12m11h 25m10h 46m10h 28m10h 37m11h 11m11h 56m12h 43m13h 25m13h 46m
Data source: Potchefstroom daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Potchefstroom

In Potchefstroom, May ushers in mild breezes with an average wind speed of 2.5 m/s (5 mph), reflecting a slight uptick from the calmer conditions of April. This gentle airflow sets the stage for a transition to more robust winds as the seasons shift; June and July both experience an increase to 2.7 m/s (6 mph). Interestingly, May marks a turning point in Potchefstroom’s wind patterns, as the winds gradually build from the quieter summer months of January through April. As the year progresses, the wind speeds tend to escalate, reaching their peak in November at 4.4 m/s (10 mph), indicating a dynamic seasonal shift. This steady trend underscores the region's climatic evolution, where May serves as a pivotal moment in the transition to more playful and spirited winds.

Average May Wind Speed in Potchefstroom

The chart displays monthly wind speed patterns in Potchefstroom, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.02.62.62.42.5 m/s2.72.73.94.03.84.43.6
Data source: Potchefstroom May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Potchefstroom Compares to Other Months

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

In Potchefstroom, the weather in May is characterized by milder temperatures, with an average of 14°C (58°F) and maximum highs reaching 28°C (83°F). This month experiences relatively low precipitation, totaling only 8 mm (0.3 in) over just one day, coupled with a humidity level of 70%. In contrast, January brings significantly warmer temperatures, with averages around 23°C (73°F) and peaks soaring to 37°C (99°F). However, this summer month also sees much heavier rainfall, averaging 109 mm (4.3 in) across 12 days, while humidity is slightly higher at 71%. For a more detailed look at January’s weather, visit Potchefstroom weather in January.

When comparing the weather in May and February, it's clear that February tends to be much warmer and wetter. In May, temperatures range from a minimum of -1°C (30°F) to a maximum of 28°C (83°F), with a pleasant average of 14°C (58°F) and only a single day of precipitation totaling 8 mm (0.3 in). In contrast, February experiences higher temperatures, with minimums of 12°C (54°F) and maximums reaching 33°C (92°F), along with a significant amount of rainfall—about 110 mm (4.3 in) over 13 days. The humidity remains consistent at 70% in both months, but the overall climate in February is characterized by its higher temperatures and greater precipitation. For more detailed information, check out Potchefstroom weather in February.

When comparing the weather in May and March, notable differences emerge. March experiences warmer temperatures, with a minimum of 10°C (50°F) and an average of 21°C (70°F), peaking at 33°C (93°F). In contrast, May's temperatures are cooler, featuring a minimum of -1°C (30°F), an average of 14°C (58°F), and a maximum of 28°C (83°F). Additionally, March is much wetter, with 52 mm (2.1 in) of precipitation over 7 days, compared to May's minimal 8 mm (0.3 in) over just 1 day. Humidity levels are relatively high in both months, with March at 74% and May at 70%. For a more detailed look at the March climate, please visit Potchefstroom weather in March.

In comparing the weather of May and April, a notable shift in temperature and precipitation patterns is observed. May experiences a cooler range, with minimum temperatures dipping to -1°C (30°F) and a maximum of 28°C (83°F), while April's temperatures start higher, with a minimum of 3°C (38°F) and peaking at 32°C (90°F). Additionally, May is significantly drier, with only 8 mm (0.3 in) of precipitation over just one day, whereas April sees much wetter conditions, totaling 53 mm (2.1 in) across nine days. Humidity levels remain relatively consistent, with May at 70% and April slightly higher at 75%. For a closer look at April's weather specifics, check out Potchefstroom weather in April.

In comparing the weather of May and June, May generally experiences milder temperatures, with a minimum of -1°C (30°F) and an average of 14°C (58°F), while June has slightly cooler conditions with a minimum of -4°C (24°F) and an average of 11°C (52°F). Despite both months having a maximum temperature of 28°C (83°F) in May and 28°C (82°F) in June, May tends to be more humid at 70%, compared to June's 65%. Additionally, both months see minimal precipitation, with May receiving 8 mm and June slightly less at 7 mm, and each having only 1 day of rain. For more detailed information about the weather in June, you can visit Potchefstroom weather in June.

In May, temperatures in Potchefstroom range from a chilly minimum of -1°C (30°F) to a pleasant average of 14°C (58°F), peaking at a maximum of 28°C (83°F). This month experiences light precipitation, with only 8 mm (0.3 in) falling over just one day, and humidity levels sit at a comfortable 70%. In contrast, July brings cooler temperatures, with a minimum of -5°C (24°F) and an average of 11°C (51°F), while high temperatures reach up to 27°C (80°F). July is notably drier, with only 3 mm (0.1 in) of precipitation over no rainy days, and the humidity drops to 59%. For more detailed information, check out Potchefstroom weather in July.

In May, temperatures range from a chilly minimum of -1°C (30°F) to a comfortable average of 14°C (58°F), peaking at a warm 28°C (83°F). The month sees a modest amount of precipitation, with about 8 mm (0.3 in) falling over just 1 day, and humidity levels at a relatively high 70%. In contrast, August experiences slightly cooler temperatures, with a minimum of -3°C (28°F), an average of 15°C (58°F), and a maximum of 29°C (85°F). Notably, August is drier, with only 3 mm (0.1 in) of precipitation over 0 days, and the humidity drops to a more comfortable 56%. For more information, you can check Potchefstroom weather in August.

May and September present distinct weather patterns, with May experiencing cooler temperatures and higher humidity compared to September. In May, temperatures range from a chilly -1°C (30°F) at night to a pleasant maximum of 28°C (83°F) during the day, with an average of 14°C (58°F). The month sees limited precipitation, with only 8 mm (0.3 in) and a humidity level of 70%. In contrast, September boasts warmer conditions, with minimum temperatures around 1°C (34°F) and soaring highs of 34°C (93°F), averaging 19°C (66°F). This month is slightly drier, with just 6 mm (0.2 in) of rain and a lower humidity of 56%. For more details on September weather specifics, check Potchefstroom weather in September.

May and October present distinct weather patterns that cater to different preferences. In May, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant maximum of 28°C (83°F), with an average of 14°C (58°F). This month boasts relatively low precipitation levels at just 8 mm (0.3 in) over 1 day, and humidity is on the higher side at 70%. In contrast, October experiences warmer temperatures, with a minimum of 5°C (41°F) and a maximum soaring to 36°C (97°F), averaging around 21°C (70°F). However, October sees a significant increase in rainfall, totaling 44 mm (1.7 in) over 6 days, along with lower humidity of 54%. For more detailed insights into October's climate, visit Potchefstroom weather in October.

May and November showcase contrasting weather patterns. In May, temperatures range from a minimum of -1°C (30°F) to a maximum of 28°C (83°F), with an average of 14°C (58°F) and relatively low precipitation of just 8 mm (0.3 in) over a single day, combined with high humidity at 70%. In stark contrast, November experiences much warmer temperatures, starting at a minimum of 5°C (41°F) and peaking at 36°C (97°F), with an average of 22°C (72°F). This month also sees significantly increased rainfall, with total precipitation reaching 80 mm (3.1 in) across 11 days, while humidity drops to 59%. For more detailed insights, you can check Potchefstroom weather in November.

In May, temperatures in Potchefstroom range from a chilly minimum of -1°C (30°F) to a pleasant average of 14°C (58°F), peaking at a comfortable 28°C (83°F). The month is relatively dry, with only 8 mm (0.3 in) of precipitation over a single day, accompanied by moderate humidity levels of 70%. In contrast, December experiences significantly higher temperatures, with a minimum of 11°C (53°F) and an average of 22°C (73°F), soaring to a maximum of 37°C (100°F). However, this increase in warmth is coupled with wet conditions, as December sees 124 mm (4.9 in) of rainfall spread over 17 days, while humidity remains slightly lower at 67%. For more details, see Potchefstroom weather in December.

Compare Potchefstroom's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Potchefstroom

As we transition into May, Potchefstroom experiences a gentle shift in its climate, making it distinct from the previous months. The days are warmer yet balanced with cooler, crisp nights, allowing for a comfortable outdoor experience. With only a hint of rain, the atmosphere remains pleasantly dry, and humidity levels create a refreshing environment. This month stands out as a time when the cool air meets the burgeoning warmth, marking a lovely blend that encapsulates the beauty of early winter. For a deeper dive into what Potchefstroom has to offer throughout the year, explore our detailed guide on Potchefstroom Climate.