Last updated: August 31, 2025
In June, Port Saint John’s experiences a delightful blend of mild temperatures and coastal charm. With daytime highs reaching a warm 30°C (86°F) and nighttime lows dipping to a crisp 7°C (46°F), the average temperature hovers around a comfortable 16°C (61°F). While the region enjoys a relatively dry month with only 33 mm (1.3 in) of rainfall over 3 days, humidity remains high at 82%, contributing to the lush greenery that characterizes this picturesque coastal town. Whether you’re exploring the scenic landscapes or relaxing by the beach, June in Port Saint John’s offers a refreshing escape into nature’s embrace.
In June, Port Saint John's, South Africa, experiences a notable shift in temperatures as the region transitions into winter. With minimums dipping to 7°C (46°F) and a pleasant average of 16°C (61°F), the cooler days invite a cozy atmosphere perfect for exploring the stunning coastline. While daytime highs can still reach up to 30°C (86°F), the overall trend shows a steady decline from the warmer months, making June an ideal time for both relaxation and adventure. Visitors can enjoy the mild climate, as the cooler evenings provide a refreshing contrast to the busy days spent in this scenic paradise.
June in Port Saint John's, South Africa, marks a significant drop in precipitation, bringing an average of just 33 mm (1.3 in) over a mere 3 days of rain. This decrease follows a wetter May, which experienced 53 mm of rain across 4 days. As the region transitions from autumn to winter, the shift in rainfall patterns is evident, with June's precipitation contributing to a drier spell that continues into July, where only 10 mm (0.4 in) is recorded over just 2 days. This trend indicates a shift towards the drier half of the year, as the lush rains of earlier months give way to more sporadic showers, setting the stage for a quieter winter season.
In June, Port Saint John's humidity experiences a noticeable drop to 82%, marking a shift in the trend that has characterized the earlier months of the year, where levels hovered around 88% to 89%. This decline not only signifies the onset of drier conditions but also suggests a transition towards the colder winter months. As winter progresses, humidity continues to decrease, reaching its annual low of 77% in July before gradually increasing again towards spring. This fluctuation highlights the area's unique climate, inviting residents and visitors alike to enjoy the crisp air of early winter while still basking in the freshness of coastal life.
In June, the UV Index in Port Saint John's, South Africa, reaches a moderate level of 4, allowing for a more comfortable outdoor experience. With a burn time of 30 minutes, this month marks a notable decrease from the extreme levels seen earlier in the year, such as January and February when the index soared to 14. This shift signifies a seasonal transition, with the region moving from the intense summer sun to a milder winter. Despite being more manageable, it's still wise to remain cautious with sun exposure and to stay informed about changing UV levels throughout the year. For more details, visit Port Saint John's UV Index.
UV Risk Categories
June in Port Saint John's, South Africa, offers a delightful blend of sunshine, with 281 hours of radiant daylight. While this is a dip from the sunlit highs of earlier months—peaking at 346 hours in October—June still features a considerable amount for those seeking bright outdoor adventures. This month follows a spring-like May with 301 hours, leading to a peak in sunshine during late winter and early spring, showcasing a gradual increase from the winter chill. As the year progresses, the sunny months of July to September continue the upward trend, making Port Saint John's the perfect destination for sun-seekers looking to bask in the warmer rays as winter gives way to spring.
June in Port Saint John's, South Africa, presents a promising likelihood of sunny weather, with a 69% chance of sunshine. This marks a slight dip from the preceding month of May, which boasts a robust 72% chance. However, it is important to note that June's sunshine levels are significantly higher than the earlier months of the year, particularly the rainy season from January to April, when sun chances hovered between 33% and 47%. Looking ahead, July shines even brighter with an impressive 86% chance, suggesting that June serves as a delightful transition towards the sun-drenched peak of winter. Enjoying the moderately warm temperatures and vibrant scenery in June will surely set the tone for the glorious days of July that follow.
In Port Saint John's, South Africa, the daylight duration undergoes a fascinating transformation throughout the year. Starting strong in January and February with a generous 13 hours of daylight, the days gradually shorten as winter approaches. By March, the daylight dips to 12 hours, and further declines to 11 hours in April. This trend continues into May and June, where daylight reaches a low of 10 hours, marking the shortest days of the year. However, as spring arrives, daylight begins to lengthen again in September, returning to 11 hours, and continues to extend through October and November, where it peaks at 13 hours. Finally, December welcomes back the sun with an impressive 14 hours of daylight, promising the vibrancy of summer ahead. This rhythmic cycle beautifully reflects the seasonal shifts in this captivating coastal region.
In June, Port Saint John experiences a gentle breeze, with an average wind speed of 3.1 m/s (7 mph), slightly lower than the preceding months. This pattern of mild winds reflects a transitional phase as the region shifts from the cooler autumn months into winter. Interestingly, this moderate pace mirrors the 3.0 m/s winds recorded in April and May, suggesting a consistent seasonal trend. As we look forward, the wind speeds start to pick up, peaking in October at 3.8 m/s (9 mph). Overall, June’s soft winds provide a serene backdrop, perfectly complementing the area's tranquil coastal charm as nature prepares for the gusts of winter.
Weather in Port Saint John's varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Port Saint John's, focusing on differences in temperature, rainfall, humidity, and UV levels.
June and January exhibit notably different weather patterns. In June, temperatures range from a minimum of 7°C (46°F) to a maximum of 30°C (86°F), with an average of 16°C (61°F). The month sees relatively low precipitation of 33 mm (1.3 in) across just 3 days and maintains a humidity level of 82%. In contrast, January features warmer temperatures, with a minimum of 15°C (59°F), an average of 22°C (73°F), and a high of 35°C (95°F). This month also experiences a significantly higher precipitation of 101 mm (4.0 in) over 15 days, accompanied by a humidity level of 88%. For more insights on January's weather, you can check Port Saint John's weather in January.
When comparing the weather in June and February, it's clear that February is significantly warmer and wetter. In June, the temperatures range from a mild 7°C (46°F) at night to a comfortable 30°C (86°F) during the day, with an average of 16°C (61°F). Precipitation is relatively low, averaging just 33 mm (1.3 in) over three days, and humidity sits at 82%. In contrast, February boasts a much higher temperature range, with nighttime lows of 15°C (59°F) and daytime highs reaching up to 34°C (93°F). The average temperature for the month is 23°C (73°F). However, it also experiences significantly more rainfall, totaling 137 mm (5.4 in) over 17 days, with humidity slightly higher at 88%. For those seeking more details on February weather, you can check Port Saint John's weather in February.
In comparing the weather of June and March, it becomes clear that March is significantly warmer and wetter. The average temperature in March reaches 22°C (72°F), with a maximum of 33°C (92°F), while June cools down to an average of 16°C (61°F) and peaks at 30°C (86°F). Additionally, March experiences much higher precipitation, totaling 126 mm (4.9 in) over 16 days, compared to June's 33 mm (1.3 in) over just 3 days. Humidity levels are relatively similar, with March at 89% and June at 82%. For more details on March weather specifically, you can refer to Port Saint John's weather in March.
In comparing the weather between June and April, April generally experiences warmer temperatures, with daily averages around 20°C (68°F) and maximums reaching up to 33°C (92°F). In contrast, June presents a cooler climate, with average temperatures around 16°C (61°F) and highs of 30°C (86°F). However, April is significantly wetter, receiving 130 mm (5.1 in) of precipitation over 12 days, while June sees only 33 mm (1.3 in) across just 3 days. Humidity levels are relatively high in both months, with April at 89% and June at 82%. For more detailed information on April weather, you can refer to Port Saint John's weather in April.
Comparing the weather between May and June reveals noticeable differences in temperature and precipitation. In May, the temperatures range from a minimum of 8°C (47°F) to a maximum of 31°C (87°F), with an average of 18°C (65°F). The month experiences more rainfall, totaling 53 mm (2.1 in) across 4 days, and has a higher humidity level of 88%. In contrast, June sees slightly cooler temperatures, ranging from a minimum of 7°C (46°F) to a maximum of 30°C (86°F), with an average temperature of 16°C (61°F). Rainfall decreases to 33 mm (1.3 in) over just 3 days, and humidity remains relatively high at 82%. For more details on May's weather, you can visit Port Saint John's weather in May.
In comparing the weather between June and July, we see some notable differences. June has a minimum temperature of 7°C (46°F) and a maximum of 30°C (86°F), while July features slightly cooler temperatures with a minimum of 6°C (43°F) and a maximum of 31°C (87°F). Both months have the same average temperature of 16°C (61°F), but July experiences significantly less precipitation, with only 10 mm (0.4 in) over just 2 days compared to June's 33 mm (1.3 in) spread across 3 days. Additionally, humidity is slightly lower in July at 77%, compared to June's 82%. For more insights on July's weather conditions, you can visit Port Saint John's weather in July.
In June, the weather features a minimum temperature of 7°C (46°F) and an average of 16°C (61°F), with a maximum reaching 30°C (86°F). This month also sees a total precipitation of 33 mm (1.3 in) spread over just 3 days, along with a relatively high humidity level of 82%. In contrast, August displays similar temperature ranges, with a minimum of 7°C (45°F), an average of 16°C (61°F), and a maximum of 30°C (86°F). However, it experiences increased rainfall, accumulating 51 mm (2.0 in) over 8 days, while humidity drops to 72%. For detailed insights into August's weather, you can visit Port Saint John's weather in August.
In comparing the weather of June and September, we can see a noticeable shift in temperatures and precipitation. June tends to be milder, with minimum temperatures around 7°C (46°F) and averaging 16°C (61°F), peaking at a maximum of 30°C (86°F). It experiences relatively low precipitation, with only 33 mm (1.3 in) over 3 days and a consistent humidity level of 82%. In contrast, September brings slightly warmer conditions, with minimum temperatures at 9°C (48°F) and averages of 17°C (64°F), reaching a maximum of 34°C (94°F). However, September also sees increased rainfall, with 62 mm (2.4 in) occurring over 10 days, maintaining the same humidity of 82%. For a more detailed overview, you can check out Port Saint John's weather in September.
In comparing the weather between June and October, we see some notable differences. June typically features a minimum temperature of 7°C (46°F) and an average of 16°C (61°F), with a maximum reaching up to 30°C (86°F). Precipitation is relatively low, with only 33 mm (1.3 in) over about 3 days, and humidity is high at 82%. In contrast, October experiences a slightly warmer climate, with minimum temperatures rising to 10°C (50°F) and an average of 18°C (65°F), peaking at 34°C (93°F). However, October is also much wetter, receiving 111 mm (4.4 in) of rainfall over 13 days, while humidity remains comparable at 83%. For more insights into the October climate, you can visit Port Saint John's weather in October.
When comparing the weather in June and November, notable differences emerge. June features a broader temperature range, with minimums around 7°C (46°F) and maximums reaching 30°C (86°F), while November is slightly warmer, with minimums of 11°C (52°F) and maximums peaking at 34°C (93°F). Additionally, June is relatively drier, experiencing only 33 mm (1.3 in) of precipitation over 3 days, compared to November's much wetter climate, which sees 123 mm (4.9 in) across 18 days. Humidity levels are also higher in November at 87%, compared to June's 82%. For more detailed information, check out Port Saint John's weather in November.
June and December showcase distinct weather patterns, reflecting the seasonal changes. In June, temperatures range from a minimum of 7°C (46°F) to a maximum of 30°C (86°F), with an average of 16°C (61°F). The month experiences relatively low precipitation, totaling 33 mm (1.3 in) over just 3 days and humidity at 82%. In contrast, December brings warmer temperatures with a minimum of 13°C (56°F) and an average of 21°C (70°F), peaking at 31°C (88°F). However, it also sees a significant increase in rainfall, accumulating 129 mm (5.1 in) across 18 days, alongside slightly higher humidity at 88%. For more specific information, you can check Port Saint John's weather in December.
June in Port Saint John offers a refreshing contrast to the warmer months, with temperatures transitioning to a pleasant average of 16°C. While daytime highs can reach a balmy 30°C, evenings often bring a chill, reminding visitors that winter is just around the corner. The humidity typically hovers around 82%, contributing to the crisp maritime air. With only a few days of rain, totaling 33 mm, June strikes a balance — perfect for outdoor adventures without the sweltering heat. For those looking to explore more about the year-round appeal of Port Saint John's climate, check out Port Saint John's Climate.