Last updated: August 31, 2025
In May, Constantia, South Africa experiences a pleasant transition into the cooler months, with average temperatures hovering around 16°C (60°F) and reaching a maximum of 25°C (78°F). The climate is characterized by a minimum temperature of 9°C (48°F) during the cooler nights, providing a refreshing ambiance. Despite the mild conditions, precipitation contributes significantly, with an average of 63 mm (2.5 in) spread over about 7 days of rain, resulting in a humidity level of 78%. This combination of factors not only enriches the region's lush landscapes but also offers an inviting atmosphere for visitors and locals alike.
As May rolls in, Constantia, South Africa experiences a notable shift in temperatures, offering a delightful transition into winter. With a minimum of 9°C (48°F) and a maximum reaching 25°C (78°F), the month presents a refreshing average of 16°C (60°F). This decline from the warmer temperatures of earlier months marks a significant dip, reminiscent of the cooler April days, yet still retaining a pleasant warmth during the peak hours. The steady decrease in temperatures from March’s averages and the more pronounced coolness setting in June hint at the region's swift journey into mid-winter, providing an inviting atmosphere for both locals and visitors to enjoy cozy afternoons and crisp evenings.
May marks a significant transition in Constantia, South Africa, as the region experiences a noticeable increase in precipitation, with an impressive 63 mm (2.5 in) recorded over seven days. This surge highlights May as one of the wetter months, setting the stage for the approaching winter season. The uptick from the 30 mm (1.2 in) in April underscores a clear trend, where rainfall volumes begin to climb sharply as the year progresses. As the wettest month so far, May paves the way for an even rainier June, suggesting that residents should prepare for a lush, green landscape and a shift in outdoor activities in the weeks ahead. The rhythmic pattern of increasing precipitation reflects the dynamic climate of this beautiful region, leading to a vibrant environment blossoming with life.
In May, Constantia, South Africa, experiences a humidity level of 78%, reflecting a slight decline from the peaks earlier in the year, particularly March's 81%. This gentle drop aligns with the transition from the warmer summer months, as February's 80% sets the stage for a gradual cooling trend. Interestingly, by this time, humidity levels begin to stabilize, hovering around the upper 70s, which resonates with the overall pattern observed from April through July. The late autumn air in May provides a refreshing change, showcasing a transitional state that still retains a noticeable moisture presence while hinting at the drier months ahead.
In May, Constantia, South Africa, experiences a noticeable decline in UV radiation, with a moderate UV Index of 5 and an increased burn time of 30 minutes. This shift marks a transition from the extreme levels seen in the earlier months, such as January's alarming index of 14 and February's 13, where only 10 minutes of exposure could lead to burns. With April still holding a very high index of 8, May offers a welcome reprieve, making it a more forgiving month for outdoor activities. As winter approaches, the sun's intensity continues to lessen, with June and July exhibiting even lower UV levels. For those keen on sun safety, it's essential to stay informed about the changing UV index throughout the year. You can explore more about the UV radiation patterns and their implications by visiting Constantia UV Index.
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May in Constantia, South Africa, experiences a gradual decline in sunshine, with 292 hours of sun illuminating the landscape. This reduction marks a notable dip from the sun-drenched heights of January, which boasts an impressive 339 hours, and November, known for its warmth with 390 hours of sunlight. As we transition from the vibrant fall of April at 314 hours into the cooler months, May's sunshine starts to give way to the shorter winter days. Interestingly, while sunshine decreases in May, it sets the stage for the evolving seasonal patterns, where the sun’s return will be celebrated as spring approaches. The trend showcases a balance of light and shadow, reinforcing the beauty of Constantia's distinct seasons.
In Constantia, South Africa, the likelihood of enjoying sunny weather takes a dip in May, with only a 51% chance of sunshine, making it one of the cloudier months of the year. This trend follows a notable decrease from the sun-drenched summer months of January and February, both boasting an impressive 81% chance of sun. After a brief sunny spell in March (52%) and mild improvement in April (56%), the sunshine probability settles to an average level during May, only to slightly recover in the following months. Overall, if you're planning to soak up the sun, it might be worth considering earlier months in the year, as May hints at the slow transition towards winter, bringing more variability to the weather.
As summer wanes into autumn in Constantia, South Africa, May ushers in a notable decrease in daylight, offering just 10 hours of sunlight. This month reflects a continuing trend of diminishing daylight that began with a lengthy 14 hours in January. While the hours of sunshine gradually declined through the months of February to April, May marks a pivotal point where shorter days come into play, usually signaling a shift towards winter. Interestingly, this pattern continues into June, where daylight dips to its lowest at 9 hours, before slowly rebounding in July and August. This rhythmic ebb and flow of daylight not only shapes the natural landscape but also influences the lifestyle of residents, marking a transition from the vibrant long days of summer to the cozy, introspective months of winter.
In May, Constantia experiences a notable dip in wind speed, averaging around 4.0 m/s (9 mph), making it one of the calmest months of the year. This tranquil period follows a steady decline from the earlier months, where January and February enjoyed stronger gusts of about 6.5 m/s (15 mph) and 6.4 m/s (14 mph), respectively. As autumn settles in, the winds gradually soften, contrasting with the robust breezes typical of summer. However, this is just a brief pause, as winds pick up again in June and July, hovering around 4.6 m/s (10 mph) and 4.7 m/s (11 mph). The pattern suggests a dynamic weather system where the transition from summer's vibrancy to winter's calm is elegantly marked by these shifting winds.
Weather in Constantia varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Constantia, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in May and January, one finds notable differences in temperature and precipitation. May, with its minimum temperature of 9°C (48°F) and average of 16°C (60°F), is notably cooler than January, which enjoys a minimum of 15°C (59°F) and an overall average of 20°C (68°F). While January peaks at a maximum of 28°C (82°F), May's maximum settles at 25°C (78°F), making the latter slightly less warm overall. Precipitation also differs significantly; May sees 63 mm (2.5 in) spread over 7 days, whereas January experiences much less, with only 14 mm (0.6 in) on just 2 days. Both months maintain a similar humidity level, with May at 78% and January at 77%. For a more detailed look at January weather, you can visit Constantia weather in January.
When comparing the weather in May and February, it's clear that February tends to be warmer overall, with average temperatures ranging from a minimum of 15°C (59°F) to a maximum of 27°C (81°F), while May sees a cooler range of 9°C (48°F) to 25°C (78°F). Precipitation is notably lower in February, with only 10 mm (0.4 in) over 2 days compared to May's 63 mm (2.5 in) over 7 days, indicating a wetter month. Humidity levels are similar in both months, with February slightly higher at 80% compared to May's 78%. For more detailed information on February weather, visit Constantia weather in February.
In comparing the weather of May and March, we see notable differences in temperature and precipitation patterns. March tends to have higher temperatures overall, with an average of 19°C (66°F) and maximums reaching 28°C (82°F), while May has a milder average of 16°C (60°F), peaking at 25°C (78°F). Additionally, March experiences less precipitation, totaling 24 mm (1.0 in) over just 4 days, compared to May's 63 mm (2.5 in) over 7 days. Humidity levels are relatively close, with March at 81% and May slightly lower at 78%. For more information, you can check Constantia weather in March.
In comparing the weather patterns of April and May, April tends to be warmer overall with maximum temperatures reaching up to 31°C (88°F) and a mild average of 17°C (63°F). However, with a minimum temperature of 11°C (53°F), it starts off slightly cooler at night. In contrast, May sees a much narrower range, with temperatures peaking at 25°C (78°F) and an average of 16°C (60°F).
Precipitation levels also differ, with April experiencing only 30 mm (1.2 in) over 5 days, while May records 63 mm (2.5 in) over 7 days, indicating a wetter month. Humidity levels are similar, with April at 80% and May slightly lower at 78%, suggesting that while April is warmer, May brings more moisture to the air. For more detailed information on weather conditions, check out Constantia weather in April.
May and June exhibit distinct weather patterns, with May generally being warmer than June. In May, temperatures range from a minimum of 9°C (48°F) to a pleasant average of 16°C (60°F), peaking at 25°C (78°F). This month experiences about 63 mm (2.5 in) of precipitation over roughly 7 days, with humidity averaging 78%. Conversely, June sees slightly cooler temperatures, with a similar minimum of 9°C (48°F) but a lower average of 14°C (58°F) and a maximum of 23°C (74°F). Rainfall increases significantly in June to 103 mm (4.1 in) spread over 11 days, coupled with a slightly higher humidity of 79%. For more detailed information, you can check Constantia weather in June.
In May, temperatures range from a minimum of 9°C (48°F) to a comfortable maximum of 25°C (78°F), with an average temperature of 16°C (60°F). The month sees about 63 mm (2.5 in) of precipitation across 7 days, accompanied by a humidity level of 78%. In contrast, July experiences slightly cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 24°C (75°F), averaging 14°C (57°F). This month also has higher precipitation, totaling 95 mm (3.7 in) over 10 days and an increase in humidity to 80%. For more detailed weather information, check out Constantia weather in July.
In comparing the weather between May and August, May generally offers slightly warmer temperatures, with an average of 16°C (60°F) and a maximum reaching up to 25°C (78°F), compared to August's lower average of 13°C (56°F) and a maximum of 24°C (76°F). Both months experience moderate humidity, with May at 78% and August slightly lower at 77%. However, August sees a higher amount of precipitation, averaging 75 mm (3.0 in) over 11 days, while May has 63 mm (2.5 in) across 7 days. For those interested in detailed August weather, you can visit the following link: Constantia weather in August.
When comparing the weather in May and September, both months feature a minimum temperature of 9°C (48°F), but September tends to be slightly warmer on average, with an average temperature of 15°C (59°F) compared to May's 16°C (60°F). September boasts a higher maximum temperature of 28°C (82°F), while May peaks at 25°C (78°F). Precipitation is also lower in September, with 45 mm (1.8 in) compared to 63 mm (2.5 in) in May, although September has one more day of rainfall (8 days). Humidity levels are similar in both months, with May at 78% and September at 76%. For more detailed information, you can check Constantia weather in September.
May and October both offer mild temperatures, with average highs around 16°C (60°F) and 16°C (61°F) respectively. However, May tends to be cooler at its minimum, with lows of 9°C (48°F) compared to October's 11°C (51°F). October experiences slightly warmer maximum temperatures, reaching up to 27°C (81°F), while May's peak is 25°C (78°F). In terms of precipitation, May sees more rainfall at 63 mm (2.5 in) over 7 days, versus October's 41 mm (1.6 in) over only 5 days. Both months have similar humidity levels, with May at 78% and October at 77%. For a detailed look at October weather, you can check Constantia weather in October.
In comparing the weather between May and November, it's noteworthy that both months experience similar maximum temperatures, hovering around 25°C (77°F). However, May tends to be cooler overall, with average temperatures of 16°C (60°F) compared to November's slightly warmer average of 17°C (64°F). Additionally, May has higher humidity at 78% and significantly more rainfall, receiving 63 mm (2.5 in) over approximately 7 days, while November has only 33 mm (1.3 in) over about 5 days. For more specific information about November weather in Constantia, you can refer to Constantia weather in November.
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 experiences around 63 mm (2.5 in) of precipitation over approximately 7 days, along with a humidity level of 78%. In contrast, December features warmer temperatures, with a minimum of 14°C (58°F) and a maximum of 28°C (82°F), averaging 19°C (66°F). The month sees significantly less rainfall, totaling 26 mm (1.0 in) across about 5 days, while humidity remains slightly lower at 77%. For more detailed information on the weather in December, you can check Constantia weather in December.
As May arrives in Constantia, the weather presents a delightful transition into the cooler months, characterized by moderate temperatures that invite cozy sweaters and warm beverages. Compared to the brighter and warmer days of summer, May's gentle climate offers a refreshing change, with increased humidity adding a touch of softness to the air. This month also sees a slight uptick in rainfall, yet the 7 days of precipitation typically nurture the vibrant landscape rather than disrupt outdoor plans. For a deeper dive into the climate nuances that define Constantia throughout the year, visit Constantia Climate.