May Weather in Rondebosch, South Africa

Last updated: August 31, 2025

In Rondebosch, South Africa, May heralds a pleasing transition with temperatures ranging from a maximum of 25°C (78°F) to a minimum of 9°C (48°F), averaging a comfortable 16°C (60°F). This month experiences 63 mm (2.5 in) of precipitation spread over 7 days, contributing to a lush landscape. With humidity levels hovering around 78%, the air carries a refreshing quality, making May a delightful time to enjoy the vibrant environment of this charming suburb.

May Temperature in Rondebosch

May in Rondebosch, South Africa marks the transition into the cooler months, with temperatures cooling down noticeably from the warmth of summer. The average temperature settles at a mild 16°C (60°F), a drop from the 17°C (63°F) observed in April. During this month, early mornings can be crisp, with minimum temperatures dipping to 9°C (48°F), while the afternoons remain pleasantly warm, peaking at a comfortable 25°C (78°F). This pattern of cooler mornings and contrasting warmer afternoons continues throughout the winter months, highlighting May as a delightful period of moderate weather, perfect for enjoying the outdoors while basking in the comforting autumn sun. Thus, May presents a unique opportunity to experience Rondebosch's stunning landscapes and vibrant atmosphere as temperatures gracefully shift.

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

The chart illustrates May temperature patterns in Rondebosch, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rondebosch, 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).
JanFebMarAprMayJunJulAugSepOctNovDec686866636058575658616366
Data source: Temperature data for Rondebosch generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Rondebosch

May marks a notable shift in Rondebosch, South Africa, as precipitation reaches 63 mm (2.5 in) over seven days, signaling the onset of the wetter season. This increase from April’s 30 mm (1.2 in) not only underscores May as a pivotal month in the rainfall pattern but also sets the stage for even heavier rains in June, which averages 103 mm (4.1 in). The doubling of rain days from April to May indicates a transition from sporadic showers to more consistent downpours, enhancing the lush greenery typical of the late autumn. As the month progresses, residents can expect a refreshing change, with the landscape blossoming amidst the abundant moisture.

May Precipitation Trends in Rondebosch

The chart displays monthly precipitation patterns in Rondebosch, 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 Rondebosch, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1410243063103957545413326
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Rondebosch

In Rondebosch, South Africa, May brings a relative dip in humidity, measuring at 78%. This slight decrease follows a trend of consistently high humidity levels from January through April, where the figures peaked at 81% in March. The transition into late autumn sees humidity fluctuations, with June and July experiencing slight increases again, hovering around 79% to 80%. Overall, while May's humidity is lower than the preceding months, it fits into a broader pattern of stabilizing moisture levels that characterize the region's climate, promoting comfortable temperatures as the seasons shift.

May Average Humidity in Rondebosch

This chart illustrates the average monthly humidity levels in Rondebosch, 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 Rondebosch is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%80%81%80%78%79%80%77%76%77%75%78%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Rondebosch

In May, Rondebosch, South Africa, experiences a noticeable shift in the UV Index, dipping to 5, which falls into the moderate exposure category. This change signifies a significant decrease in risk from the intense levels seen in the earlier months; for instance, January through March boasted extreme UV levels, where burn time was as brief as 10 minutes. As temperatures cool, residents can enjoy longer safe sun exposure, with a burn time of 30 minutes in May. This trend of decreasing UV levels continues into June and July, offering a respite from the harsher summer rays. However, as the seasons shift back towards summer, beings mindful of the changing UV Index remains crucial. For more detailed information on UV levels throughout the year, visit Rondebosch UV Index.

Maximum UV Index Levels in Rondebosch for May

The chart shows the monthly maximum UV Index (UVI) for Rondebosch 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 Rondebosch typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311853469111214
Data source: Rondebosch 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 Rondebosch

In Rondebosch, South Africa, May marks the transition into the cooler months with 292 hours of sunshine, a noticeable dip from the bright days of the preceding summer. As the year progresses, sunlight hours gradually decline, peaking at 422 hours in December and tapering off to a low of 266 hours in June. This trend highlights a typical seasonal shift, with January through March basking in abundance, showcasing over 350 hours each month. By contrast, the late autumn and winter months, such as May and June, reveal a subtle shift, with shorter days ahead. Notably, the sunshine starts to regain strength in August, hinting at the vibrant days that lie ahead in spring. Overall, May's reduced sunlight serves as a gentle reminder of the cyclical nature of the seasons in this picturesque South African locale.

Monthly Sunshine Duration in Rondebosch: May Highlighted

The May sunshine duration represents the total number of hours Rondebosch 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.
JanFebMarAprMayJunJulAugSepOctNovDec339h358h355h314h292h266h287h311h328h373h390h422h
Data source: Rondebosch May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rondebosch During May

In Rondebosch, South Africa, the likelihood of sunny weather in May stands at 51%, marking a slight dip as the transition from summer to winter begins. This month, along with March and April, showcases one of the lower probabilities of sunshine compared to the bustling heights of summer, where January and February shine with an impressive 81%. As winter approaches, the chances of sun slowly recover, peaking around 58% in July. Overall, while May may not be as sun-drenched as earlier months, it still offers a moderate chance of pleasant weather, ideal for outdoor activities amidst the crisp autumn air.

Percentage of Sunny Days in May in Rondebosch

The chart illustrates the percentage of sunny days in Rondebosch 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 Rondebosch experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec81%82%52%56%51%54%58%56%58%54%54%60%
Data source: Rondebosch May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rondebosch in May

In Rondebosch, South Africa, daylight duration showcases a rhythmic transition throughout the year. January boasts the longest daylight hours at 14 hours, gradually tapering to 10 hours in May. This reduction reflects the gradual shift from the sun-kissed summer months to the cooler autumn. As June arrives, daylight dips to its shortest point with 9 hours, yet the trend reverses as we progress into the winter months, with July and August holding steady at 10 hours. By September, daylight begins its gentle ascent once more, reaching 11 hours, and continues to grow steadily until it peaks again in December at 14 hours. This cyclical pattern underscores the impressive interplay between the seasons and daylight, offering residents a dynamic experience of the sun's journey across the sky.

Average Daylight Hours in Rondebosch for May

The chart illustrates the variation in daylight duration in Rondebosch throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 6m13h 17m12h 14m11h 12m10h 20m9h 54m10h 8m10h 53m11h 53m12h 56m13h 52m14h 21m
Data source: Rondebosch daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Rondebosch

As May arrives in Rondebosch, South Africa, the wind begins to whisper a softer tune, with an average speed of 4.0 m/s (9 mph), making it the calmest month of the year. This gentle breeze follows a noticeable decline from the spring months, where January and February boasted speeds of 6.5 m/s (15 mph) and 6.4 m/s (14 mph) respectively. The transition into autumn showcases a steady drop, with April's winds at 5.0 m/s (11 mph) before the figures reach their lowest point in May. Surprisingly, this seasonal lull is short-lived, as winds pick up again in June, signaling a shift towards the more active winter months ahead. The overall trend highlights a rhythmic interplay of seasonal change, painting Rondebosch as a dynamic landscape where the winds dance and flow throughout the year.

Average May Wind Speed in Rondebosch

The chart displays monthly wind speed patterns in Rondebosch, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.56.45.35.04.0 m/s4.64.74.55.75.65.86.0
Data source: Rondebosch May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Rondebosch Compares to Other Months

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

When comparing the weather in May to that of January, it’s clear that January is significantly warmer, with average temperatures ranging from 20°C (68°F) to a maximum of 28°C (82°F), compared to May's range of 9°C (48°F) to 25°C (78°F). Additionally, January experiences far less precipitation, with only 14 mm (0.6 in) over 2 days, whereas May sees 63 mm (2.5 in) over 7 days. Both months have similar humidity levels, hovering around 77-78%, but January offers a more consistently pleasant climate. For detailed insights into January's weather patterns, you can check Rondebosch weather in January.

In comparing the weather between February and May, February generally offers warmer temperatures, with an average of 20°C (68°F) compared to May's average of 16°C (60°F). February's minimum temperature is notably higher at 15°C (59°F), while May's minimum drops to 9°C (48°F). Additionally, February experiences less precipitation, totaling only 10 mm (0.4 in) over just 2 days, whereas May receives 63 mm (2.5 in) over approximately 7 days. The humidity levels are quite similar, with February at 80% and May at 78%. For more details on February weather specifically, you can visit Rondebosch weather in February.

In comparing the weather patterns of May and March, we find notable differences in temperature and precipitation. March typically has a warmer average temperature, ranging from a minimum of 13°C (56°F) to a maximum of 28°C (82°F), with an average of 19°C (66°F). In contrast, May's temperatures are cooler, with a minimum of 9°C (48°F), an average of 16°C (60°F), and a maximum of 25°C (78°F). Additionally, March experiences less rainfall, totaling 24 mm (1.0 in) over about 4 days, while May sees a higher precipitation level of 63 mm (2.5 in) across 7 days. The humidity levels are quite comparable, with March at 81% and May at 78%. For a detailed look at the weather in March, you can refer to Rondebosch weather in March.

In comparing the weather between April and May, we see a noticeable shift in temperature and precipitation patterns. April has a slightly higher average temperature, with a minimum of 11°C (53°F), an average of 17°C (63°F), and a maximum that can reach up to 31°C (88°F). However, it also experiences less precipitation, with only 30 mm (1.2 in) over 5 days, compared to May's 63 mm (2.5 in) over 7 days. May tends to be cooler, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 25°C (78°F), and a consistent humidity level of 78%, slightly lower than April's 80%. For a more detailed view of April's weather, you can explore Rondebosch weather in April.

May generally experiences milder temperatures with a minimum of 9°C and an average of 16°C, reaching a maximum of 25°C. In contrast, June sees slightly lower temperatures, with an average of 14°C and a maximum of 23°C. Precipitation also increases from May to June, rising from 63 mm over 7 days to 103 mm over 11 days, indicating a wetter month. The humidity remains fairly consistent, with May at 78% and June at 79%. For a detailed look at June's weather, you can check Rondebosch weather in June.

When comparing May and July weather, May typically experiences slightly warmer temperatures, with an average of 16°C (60°F) and a maximum of 25°C (78°F), while July's averages drop to 14°C (57°F) and a maximum of 24°C (75°F). Interestingly, July sees a higher amount of precipitation, with 95 mm (3.7 in) over 10 days compared to May's 63 mm (2.5 in) over 7 days, suggesting that it tends to be wetter. Humidity levels are also a bit higher in July at 80%, compared to May's 78%. For more detailed weather information, you can check Rondebosch weather in July.

When comparing the weather in May and August, there are some notable differences as well as similarities. May tends to be slightly warmer, with average temperatures reaching 16°C (60°F) compared to August's cooler average of 13°C (56°F). Both months experience mild conditions, though May features a higher maximum temperature of 25°C (78°F) versus August’s high of 24°C (76°F). Precipitation levels are also noteworthy; August sees a slight increase in rainfall, with 75 mm (3.0 in) over 11 days, compared to May's 63 mm (2.5 in) across 7 days. Humidity remains relatively constant, with May at 78% and August at 77%. For a closer look at August weather specifics, you can visit Rondebosch weather in August.

In May, the weather is generally mild with average temperatures ranging from a minimum of 9°C (48°F) to a maximum of 25°C (78°F). The average temperature hovers around 16°C (60°F), accompanied by a higher level of precipitation at 63 mm (2.5 in) over about 7 days, along with a humidity level of 78%. In contrast, September sees slightly cooler average temperatures, with the minimum remaining the same at 9°C (48°F), but the average drops to 15°C (59°F) and the maximum rises to 28°C (82°F). September experiences less precipitation, totaling 45 mm (1.8 in) across 8 days, and a slightly lower humidity of 76%. For more detailed information, check out Rondebosch weather in September.

May and October present a mild climate with subtle differences. In May, temperatures range from a minimum of 9°C (48°F) to a maximum of 25°C (78°F), with an average of 16°C (60°F). This month sees about 63 mm (2.5 in) of precipitation over approximately 7 days, alongside a higher humidity rate of 78%. In contrast, October features slightly warmer temperatures, with a minimum of 11°C (51°F) and a maximum of 27°C (81°F), maintaining the same average of 16°C (61°F). Additionally, October experiences less rainfall at 41 mm (1.6 in) over just 5 days, with humidity remaining fairly consistent at 77%. For more information on October weather in Rondebosch, you can visit Rondebosch weather in October.

May and November exhibit some similarities in temperature, with both months reaching a maximum of around 25°C (77°F). However, May tends to be slightly cooler, with average temperatures around 16°C (60°F) compared to November's 17°C (64°F). Additionally, May experiences more precipitation with 63 mm (2.5 in) over approximately 7 days, while November is drier, receiving only 33 mm (1.3 in) over 5 days. Humidity levels are also comparable, with May at 78% and November at 75%. For a more detailed look at November weather, visit Rondebosch weather in November.

In May, temperatures tend to be milder, with a minimum of 9°C (48°F) and an average of 16°C (60°F), peaking at 25°C (78°F). This month also brings about 63 mm (2.5 in) of precipitation over 7 days and a relatively high humidity level of 78%. In contrast, December experiences warmer conditions, with minimum temperatures around 14°C (58°F) and an average of 19°C (66°F), reaching a high of 28°C (82°F). The precipitation decreases significantly to 26 mm (1.0 in) across just 5 days, while humidity remains slightly lower at 77%. For more detailed information about this period, you can check Rondebosch weather in December.

Compare Rondebosch's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Rondebosch

As May unfolds in Rondebosch, the weather transitions into a cooler and more humid phase, setting it apart from the warmer months that precede it. With average temperatures hovering around a comfortable 16°C, this month invites cozy layers and the occasional softer sun. Frequent rainfall—spreading over about seven days—adds a touch of freshness to the lush landscapes, contributing to the area's vibrant greenery. Overall, May strikes a balance between the lingering warmth of autumn and the impending chill of winter, making it a unique time to experience the charm of Rondebosch. For more insights on the weather patterns throughout the year, check out Rondebosch Climate.