May Weather in Middelburg, South Africa

Last updated: August 31, 2025

May in Middelburg, South Africa showcases a dynamic temperature range, with a maximum reaching 28°C (82°F), while the average settles at a refreshing 12°C (54°F) and the minimum dips to a brisk -2°C (29°F). Despite the shift toward cooler weather, the month experiences low precipitation with a total of 13 mm (0.5 in) across just 3 days. Humidity levels hover around a comfortable 81%, creating a mild atmosphere that complements the region's transitional beauty. Embrace the unique climate of Middelburg this May, where each day brings a blend of warmth and cooler moments.

May Temperature in Middelburg

In May, temperatures in Middelburg, South Africa mark a notable shift towards cooler weather as autumn takes hold. The month begins with minimum temperatures dipping to -2°C (29°F), a stark contrast to the summer months, while the average temperature settles at a modest 12°C (54°F). Daytime highs can reach a pleasant 28°C (82°F), maintaining a degree of warmth despite the chill that lingers in the early mornings. This transition reflects a broader seasonal pattern, where temperatures gradually decline from the peak summer heat of January through to the colder winter months ahead. Overall, May presents a comforting blend of warmth during the day, coupled with the crispness of emerging winter nights, inviting outdoor activities while reminding residents that winter is just around the corner.

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

The chart illustrates May temperature patterns in Middelburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Middelburg, 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).
JanFebMarAprMayJunJulAugSepOctNovDec717067605448474958626670
Data source: Temperature data for Middelburg 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 Middelburg

In Middelburg, South Africa, May marks a significant drop in precipitation, with only 13 mm (0.5 in) of rain recorded over just 3 days. This decline follows the wetter months of January and February, where rainfall peaks at 76 mm (3.0 in) and 86 mm (3.4 in), respectively. As the region transitions into winter, the precipitation continues to diminish, leading into June's minimal 2 mm (0.1 in). This trend highlights a clear shift towards drier conditions, characteristic of the late autumn season, as the average number of rainy days in May decreases compared to earlier months, aligning with the broader seasonal pattern of declining rainfall in Middelburg.

May Precipitation Trends in Middelburg

The chart displays monthly precipitation patterns in Middelburg, 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 Middelburg, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec768645431324612263151
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Middelburg

In Middelburg, South Africa, May sees humidity levels at a consistent 81%, a continuation of the high humidity trend established in April. This period marks the peak of dampness as the transition from autumn to winter begins. Following the humid months of March and April, where levels reached 77% and 81% respectively, May maintains this elevated humidity before a slight decline in June. The trend indicates a clear seasonal pattern: the humid months cluster in the late summer to early winter, directly influencing the overall climate experience. As residents prepare for cooler temperatures, the lingering humidity often enhances the sensation of chill in the air.

May Average Humidity in Middelburg

This chart illustrates the average monthly humidity levels in Middelburg, 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 Middelburg is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%70%77%82%81%77%70%58%62%58%59%65%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Middelburg

As May rolls into Middelburg, South Africa, the UV Index drops to 6, placing it in the high exposure category—an easing from the earlier months where readings peaked at extreme levels. With a burn time of 25 minutes, the milder sun invites outdoor activities, yet caution is still necessary. This gradual decline from the intense January and February peaks of 15, and even 12 in March, reveals a transition toward cooler months, offering a brief respite before the UV intensity rises again in spring. As the seasons change, it's essential to stay informed and protected, especially as the year approaches its end. For more details on the UV Index trends in Middelburg, visit Middelburg UV Index.

Maximum UV Index Levels in Middelburg for May

The chart shows the monthly maximum UV Index (UVI) for Middelburg 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 Middelburg typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1515129655710131416
Data source: Middelburg 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 Middelburg

As May unfolds in Middelburg, South Africa, it brings a gentle transition from the vibrant energy of early summer. With 309 hours of sunshine, May slightly dips from the sun-drenched days of March, which boasts 360 hours of glorious light. This trend continues as the chill of winter approaches, marked by 290 hours in June. However, the year shows a generally positive trajectory, with sunshine hours steadily increasing from the deep winter months of July and August, where daylight is more scarce. Notably, the warmth begins to return towards the end of the year; October claims 376 hours, building to a breathtaking 416 hours in December. This rhythm reflects not just the changing seasons but also the enchanting charm of Middelburg’s climate, inviting both locals and travelers to bask in its sunlight.

Monthly Sunshine Duration in Middelburg: May Highlighted

The May sunshine duration represents the total number of hours Middelburg 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.
JanFebMarAprMayJunJulAugSepOctNovDec334h347h360h314h309h290h307h325h339h376h389h416h
Data source: Middelburg May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Middelburg During May

May in Middelburg, South Africa, ushers in a notable 74% chance of sunny weather, marking a peak in sunny days as the region transitions into winter. This upward trend begins in late summer with 58% in January and climbs steadily to 62% in April, culminating in May's delightful sunshine. Following May, the likelihood of sun continues to rise, reaching 82% in July, showcasing that the mid-year months are favored for clear skies. With these figures, May stands out not only as a prelude to the cooler season but also as one of the brightest months, inviting locals and visitors alike to bask in the abundant sunshine.

Percentage of Sunny Days in May in Middelburg

The chart illustrates the percentage of sunny days in Middelburg 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 Middelburg experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec58%63%60%62%74%77%82%74%61%64%59%46%
Data source: Middelburg May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Middelburg in May

As May arrives in Middelburg, South Africa, daylight begins to wane, with the sun gracing the sky for around 10 hours each day. This reduction follows a gradual decline from the longer days of January and February, both boasting 13 hours of daylight, through the warmer months of March and April that feature 12 and 11 hours, respectively. May marks a turning point where daylight stabilizes at 10 hours, a trend that persists through the winter months of June, July, and August. Interestingly, as spring approaches in September, daylight hours experience a subtle rebound, inching back to 11 hours, before steadily increasing to 14 hours by December. This rhythmic ebb and flow of daylight not only showcases the seasonal shifts but also heralds the vibrant changes that accompany the South African climate.

Average Daylight Hours in Middelburg for May

The chart illustrates the variation in daylight duration in Middelburg throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 55m13h 10m12h 14m11h 16m10h 29m10h 6m10h 18m10h 59m11h 54m12h 51m13h 42m14h 8m
Data source: Middelburg daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Middelburg

In May, Middelburg experiences a charming uptick in wind activity, with an average speed peaking at 3.5 m/s (8 mph). This increase marks a notable rise from the lighter breezes of earlier months, where April could be felt whispering along at 2.9 m/s (6 mph). As the month unfolds, the winds begin to signal the transition into winter, a trend that continues into June and July, where speeds climb further to 3.8 m/s (9 mph) and 4.0 m/s (9 mph), respectively. This invigorating breeze in May sets the perfect stage for outdoor activities, drawing residents and visitors alike to embrace the fresh air before the winter chill sets in.

Average May Wind Speed in Middelburg

The chart displays monthly wind speed patterns in Middelburg, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.23.23.12.93.5 m/s3.84.03.83.93.83.63.8
Data source: Middelburg May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Middelburg Compares to Other Months

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

May and January present contrasting weather patterns. In May, temperatures range from a chilly minimum of -2°C (29°F) to a pleasant average of 12°C (54°F), peaking at 28°C (82°F). The month sees minimal precipitation at 13 mm (0.5 in) over just three days, combined with a high humidity level of 81%. In contrast, January boasts much warmer conditions, with temperatures starting at a minimum of 7°C (45°F) and averaging 22°C (72°F), reaching a sizzling maximum of 37°C (99°F). However, it also experiences significantly more rainfall, totaling 76 mm (3.0 in) over eight days and a lower humidity of 68%. For a more detailed look at January's climate, you can visit Middelburg weather in January.

When comparing the weather in May and February, notable differences emerge. May experiences cooler temperatures, with a minimum of -2°C (29°F) and an average of 12°C (54°F), while February boasts a milder minimum of 5°C (42°F) and an average of 21°C (70°F). In terms of extremes, February can reach a high of 38°C (101°F), making it significantly warmer than May's maximum of 28°C (82°F). Additionally, February is much wetter, with 86 mm (3.4 in) of precipitation over 11 days, compared to May's modest 13 mm (0.5 in) over just 3 days. Despite February's increased rainfall, it maintains a lower humidity level at 70%, compared to May's higher 81%. For more detailed information on February weather, check out Middelburg weather in February.

When comparing the weather in May and March, notable differences emerge. May experiences cooler temperatures, with a minimum of -2°C (29°F) and an average of 12°C (54°F), while March boasts a higher minimum temperature of 3°C (37°F) and a significantly warmer average of 19°C (67°F). March also sees maximum temperatures soaring to 36°C (96°F), compared to May's max of 28°C (82°F). Precipitation is more prominent in March, with 45 mm (1.8 in) over 7 days, while May is drier, receiving only 13 mm (0.5 in) across 3 days. Despite its lower average temperatures, May has a slightly higher humidity level of 81%, compared to March's 77%. For more specific details on March's weather patterns, explore Middelburg weather in March.

In comparing the weather of April and May, we notice distinct shifts in temperature and precipitation patterns. April features a higher average temperature of 16°C (60°F) and can reach maximums of 34°C (93°F), while May has a cooler average of 12°C (54°F) with maximums peaking at 28°C (82°F). Although May has fewer precipitation days, accumulating only 13 mm (0.5 in) over 3 days, April receives significantly more rainfall at 43 mm (1.7 in) across 6 days. Both months share the same humidity level of 81%, which might create a similar feel in the air. For more detailed information, you can view the specific conditions for April at Middelburg weather in April.

May and June exhibit notable differences in weather patterns. In May, temperatures range from a minimum of -2°C (29°F) to a maximum of 28°C (82°F), with an average of 12°C (54°F). The month sees relatively high humidity at 81% and light precipitation of 13 mm over three days. In contrast, June experiences cooler temperatures, with a minimum of -6°C (22°F) and a maximum of 24°C (76°F), averaging 9°C (48°F). Additionally, June is considerably drier, receiving only 2 mm of precipitation with no rainy days, and slightly lower humidity at 77%. For more detailed weather insights, check out Middelburg weather in June.

In comparison of May and July weather, May typically features a wider temperature range, with minimums dropping to -2°C (29°F) and maximums reaching up to 28°C (82°F), resulting in an average of 12°C (54°F). Additionally, May experiences higher humidity at 81% and more frequent rainfall, with 13 mm (0.5 in) over 3 days. In contrast, July sees cooler temperatures overall, with a minimum of -7°C (19°F) and a maximum of 23°C (74°F), leading to a lower average temperature of 8°C (47°F). Rainfall is sparse in July, with only 4 mm (0.2 in) over just one day, and the humidity decreases to 70%. For more specifics about July weather, you can explore Middelburg weather in July.

In comparing the weather between May and August, we see some notable differences. May experiences a wider temperature range with a minimum of -2°C (29°F) and a maximum of 28°C (82°F), resulting in an average temperature of 12°C (54°F). It also sees more precipitation, with 13 mm (0.5 in) over about three days and higher humidity at 81%. In contrast, August has a slightly lower temperature range, from a minimum of -5°C (24°F) to a maximum of 27°C (82°F), and an average of 9°C (49°F). This month is drier, with only 6 mm (0.3 in) of rain over just one day and a significant drop in humidity to 58%. For more detailed information, you can check Middelburg weather in August.

May and September present distinct weather characteristics. In May, temperatures range from a low of -2°C (29°F) to a comfortable average of 12°C (54°F), with maximum highs reaching up to 28°C (82°F). This month experiences about 13 mm (0.5 in) of precipitation over three days and a humidity level of 81%, giving it a somewhat damp feel. In contrast, September sees slightly cooler conditions, with minimum temperatures dipping to -3°C (27°F) and an average of 14°C (58°F), peaking at a warmer 33°C (92°F). It has marginally less precipitation at 12 mm (0.5 in) over only two days and lower humidity at 62%, contributing to a drier atmosphere. For a detailed look at September weather, you can check out Middelburg weather in September.

May and October present distinct contrasts in weather. In May, temperatures range from a chilly minimum of -2°C (29°F) to a comfortable average of 12°C (54°F), peaking at a warm 28°C (82°F). The month sees relatively low precipitation of 13 mm (0.5 in) over about 3 days, along with high humidity at 81%. In contrast, October offers warmer conditions, with temperatures ranging from a minimum of 0°C (33°F) to an average of 17°C (63°F) and a maximum reaching a sweltering 35°C (96°F). This month experiences more rain, totaling 26 mm (1.0 in) over 4 days, but with significantly lower humidity at 58%. For more details, check out Middelburg weather in October.

When comparing the weather in May and November, we see notable differences. May experiences cooler temperatures, with lows dipping to -2°C (29°F) and an average of 12°C (54°F), while November boasts a warmer minimum of 2°C (36°F) and an average of 19°C (66°F). In terms of maximum temperatures, November can reach a scorching 38°C (100°F), significantly higher than May's maximum of 28°C (82°F). Additionally, November sees more precipitation, with 31 mm (1.2 in) over four days, compared to May's 13 mm (0.5 in) over three days. Humidity levels are also lower in November at 59%, contrasted with May's higher humidity of 81%. For more details, check out Middelburg weather in November.

May and December in Middelburg present contrasting weather patterns. In May, temperatures range from a chilly minimum of -2°C (29°F) to a pleasant maximum of 28°C (82°F), with an average temperature of 12°C (54°F). The month sees relatively low precipitation at 13 mm (0.5 in) over just three rainy days and high humidity levels at 81%. In contrast, December features warmer conditions with a minimum temperature of 5°C (42°F) and an average high of 37°C (99°F), leading to an overall average of 21°C (70°F). The precipitation in December is significantly higher at 51 mm (2.0 in) over seven days, while humidity drops to a more comfortable 65%. For more details, check out Middelburg weather in December.

Compare Middelburg's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Middelburg

May in Middelburg marks a transition into the cooler months, with temperatures dipping significantly compared to the warmer summer months. While you can still enjoy pleasant afternoons with highs reaching up to 28°C (82°F), the crisp mornings show an invigorating chill as lows can plunge to minus temperatures. This month is characterized by a modest amount of rain, with just a few days of light showers, contrasting sharply with the wet summer periods. The humidity remains high at 81%, adding a slightly cooler feel to the air. For a deeper understanding of the climatic trends and variations throughout the year, visit Middelburg Climate.