July Weather in Port Saint John's, South Africa

Last updated: August 31, 2025

July in Port Saint John’s, South Africa, offers a mild winter climate characterized by a maximum temperature reaching 31°C (87°F) and a refreshing average of 16°C (61°F). The minimum temperatures can dip to around 6°C (43°F), creating a comfortable range for outdoor activities. With only 10 mm (0.4 in) of precipitation over two days, the month remains relatively dry. Coupled with a humidity level of 77%, this period provides a pleasant atmosphere for both locals and visitors to explore the stunning coastline and vibrant natural surroundings.

July Temperature in Port Saint John's

In July, Port Saint John’s experiences its coolest temperatures of the year. With nighttime lows dipping to a brisk 6°C (43°F), the daytime offers a moderate average of 16°C (61°F), peaking at a comfortable 31°C (87°F). This month marks a transition towards slightly warmer weather as winter wanes, but the overall climate remains mild compared to the sweltering summer months. The gradual increase in temperature is a reassuring sign for those seeking to escape the chill, setting the stage for the warm, inviting days that lie ahead. While July is among the coolest in the annual cycle, the warmth still beckons outdoor adventures, making it a perfect time to explore the beauty of this coastal gem.

July Weather in Port Saint John's: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Port Saint John's, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Saint John's, July 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).
JanFebMarAprMayJunJulAugSepOctNovDec727371686461616163656770
Data source: Temperature data for Port Saint John's 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.

July Precipitation in Port Saint John's

In July, Port Saint John's experiences a noticeable dip in rainfall, with only 10 mm (0.4 in) recorded, making it one of the driest months of the year. This decrease in precipitation is reflected in the reduced number of rainy days, averaging just 2 days, a stark contrast to the wetter months preceding and following it. The trend shows a significant slowdown in rainfall as winter sets in, giving way to dry and crisp conditions that characterize the coastal landscape. As the summer months approach, residents can expect a gradual increase in precipitation, setting the stage for a lush revival as nature reawakens.

July Precipitation Trends in Port Saint John's

The chart displays monthly precipitation patterns in Port Saint John's, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Port Saint John's, July typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1011371261305333105162111124129
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Port Saint John's

In July, Port Saint John's humidity levels dip to 77%, marking a notable decrease from the consistently high figures of the earlier months. This drop signifies a shift as the region transitions from the balmy late-autumn conditions of June, where humidity was at 82%, to the cooler, drier days ahead. August follows with an even lower humidity at 72%, suggesting a trend of decreasing moisture as winter sets in. The months preceding July, namely January through June, maintain a range of 88% to 89% humidity, showcasing the typically humid climate of the region during the summer. The trend here indicates that while the winter months bring relief from muggy conditions, the lingering humidity from the previous months still plays a pivotal role in defining Port Saint John’s atmospheric character.

July Average Humidity in Port Saint John's

This chart illustrates the average monthly humidity levels in Port Saint John's, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Port Saint John's is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%89%89%88%82%77%72%82%83%88%88%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Port Saint John's

In July, Port Saint John's experiences a moderate UV Index of 4, maintaining the same level as the previous month. With a recommended burn time of 30 minutes, outdoor enthusiasts can enjoy the pleasant winter weather while still being mindful of sun exposure. This moderate UV level follows a trend of decreasing intensity since the extreme values seen from January to March, when the burn times were as short as 10 minutes. As the seasons transition, the UV Index begins to climb again in August, reaching a higher 6. To stay informed and protect your skin, check out the latest updates at Port Saint John's UV Index.

Maximum UV Index Levels in Port Saint John's for July

The chart shows the monthly maximum UV Index (UVI) for Port Saint John's in July, 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 July, the maximum UV index in Port Saint John's typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311964469111214
Data source: Port Saint John's July 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.

July Sunshine in Port Saint John's

In July, Port Saint John's bask in 299 hours of sunshine, marking a delightful midpoint in the winter season. While this figure reflects a slight dip compared to the sun-drenched March with 325 hours, it still offers a warm embrace amidst the cooler months. As we delve deeper into the year's sunshine trends, it's clear that winter illuminates the coast with robust rays, consistently offering ample sunshine hours. The city records its sunniest days in October and December, where daylight extends to a remarkable 346 and 358 hours respectively, while even the winter months like June and July maintain a healthy glow, underscoring Port Saint John's charm throughout the year. This enduring brightness is what makes the area a vibrant destination, even during the winter.

Monthly Sunshine Duration in Port Saint John's: July Highlighted

The July sunshine duration represents the total number of hours Port Saint John's experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec287h312h325h293h301h281h299h309h311h346h339h358h
Data source: Port Saint John's July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Port Saint John's During July

In Port Saint John's, South Africa, July stands out as a beacon of sunlight, boasting a remarkable 86% chance of sunny weather. This significant improvement follows the trend of increasing sunshine as the year progresses, with earlier months like January and February hovering around only 33% and 31%, respectively. As winter sets in, the chances of sunshine peak in July before gradually tapering off in August, which still retains a solid 64% probability. This upward trajectory in sunlight, especially during mid-year, makes July an ideal time to enjoy the vibrant landscapes and outdoor activities that this picturesque locale has to offer.

Percentage of Sunny Days in July in Port Saint John's

The chart illustrates the percentage of sunny days in Port Saint John's throughout the year, with July 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 Port Saint John's experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec33%31%41%47%72%69%86%64%47%40%34%21%
Data source: Port Saint John's July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Port Saint John's in July

In Port Saint John's, South Africa, July brings a continuation of the mid-winter trend seen in June, with daylight lasting around 10 hours. Following the summer months of January and February, where the sun generously graces the sky for 13 hours, daylight gradually diminishes through the fall, hitting a low of 10 hours from June through August. However, as the year progresses into September, daylight begins its slow ascent, rejuvenating the landscape as it peaks again at 14 hours by December. Overall, July reflects a steady shift into shorter days, a clear hallmark of winter, yet hints at the promise of longer days just around the corner.

Average Daylight Hours in Port Saint John's for July

The chart illustrates the variation in daylight duration in Port Saint John's throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 55m13h 11m12h 14m11h 16m10h 29m10h 6m10h 18m10h 59m11h 54m12h 52m13h 43m14h 9m
Data source: Port Saint John's daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Port Saint John's

In July, Port Saint John's experiences a gentle breeze with an average wind speed of 3.4 m/s (8 mph), similar to the preceding and following months. This consistency, with February and August also observing an average of 3.5 m/s, suggests that the winter months here are characterized by moderate winds, bringing a refreshing feel to the coastal air. As the year progresses into September and October, wind speeds gradually increase, peaking at 3.8 m/s (9 mph) in October, hinting at a shift towards a slightly more vigorous wind pattern as spring approaches. This trend showcases Port Saint John’s unique climatic rhythm, where winter's mellow winds pave the way for the lively breezes of late spring.

Average July Wind Speed in Port Saint John's

The chart displays monthly wind speed patterns in Port Saint John's, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.53.33.03.03.13.4 m/s3.53.63.83.73.5
Data source: Port Saint John's July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Port Saint John's Compares to Other Months

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

In July, the weather in Port Saint John experiences a cooler climate with average temperatures ranging from a minimum of 6°C (43°F) to a maximum of 31°C (87°F). The month sees minimal precipitation, with only 10 mm (0.4 in) falling over just 2 days and humidity averaging at 77%. In contrast, January brings significantly warmer temperatures, with an average ranging from 15°C (59°F) to 35°C (95°F). However, it is also much wetter, receiving 101 mm (4.0 in) of rain over 15 days, with higher humidity levels at 88%. For more detailed information, you can check Port Saint John's weather in January.

July and February present significantly different weather patterns. In July, temperatures range from a minimum of 6°C (43°F) to a maximum of 31°C (87°F), with an average of 16°C (61°F), and only 10 mm (0.4 in) of precipitation over approximately two days, resulting in a relatively comfortable humidity of 77%. In contrast, February experiences much warmer temperatures, with a minimum of 15°C (59°F), an average of 23°C (73°F), and a peak of 34°C (93°F). However, this month is also much wetter, receiving 137 mm (5.4 in) of rain over 17 days and a higher humidity level of 88%. This stark contrast in climate conditions makes February feel much more humid and rainy compared to the cooler and drier July. For more details, visit Port Saint John's weather in February.

July and March exhibit distinct weather patterns. In July, temperatures range from a minimum of 6°C (43°F) to a maximum of 31°C (87°F), with an average of 16°C (61°F) and relatively low precipitation of 10 mm (0.4 in) over just 2 days. Humidity is quite high at 77%. In contrast, March features significantly warmer temperatures, with a minimum of 14°C (57°F) and a maximum reaching 33°C (92°F), boasting an average of 22°C (72°F). However, March is much wetter, receiving 126 mm (4.9 in) of rain over 16 days, resulting in even higher humidity levels at 89%. For more specific details on March weather, you can visit Port Saint John's weather in March.

When comparing the weather in July and April, it's evident that April enjoys warmer temperatures with an average of 20°C (68°F) compared to July's average of 16°C (61°F). April's maximum temperature can reach up to 33°C (92°F), while July only peaks at 31°C (87°F). However, April also brings significantly more rainfall, with 130 mm (5.1 in) over 12 days, in stark contrast to July's lighter precipitation of just 10 mm (0.4 in) over 2 days. Additionally, the humidity is slightly higher in April at 89%, compared to July's 77%. For more details on April's weather, you can check Port Saint John's weather in April.

When comparing the weather in July and May, both months in Port Saint John showcase similar maximum temperatures, reaching up to 31°C (87°F). However, July features a slightly lower average temperature of 16°C (61°F) compared to May’s warmer average of 18°C (65°F). Additionally, precipitation levels differ significantly; July sees only 10 mm (0.4 in) of rain over 2 days, while May experiences a much wetter climate with 53 mm (2.1 in) of rain over 4 days. Humidity levels are also higher in May at 88%, compared to July’s 77%. For more detailed insights into May's weather, you can visit Port Saint John's weather in May.

In comparing the weather between June and July, both months maintain a similar average temperature of around 16°C (61°F), with July experiencing slightly warmer maximum temperatures reaching 31°C (87°F) compared to June's maximum of 30°C (86°F). However, July is characterized by less precipitation, receiving only 10 mm (0.4 in) over just 2 days, while June totals 33 mm (1.3 in) with rain on 3 days. Additionally, humidity levels are slightly lower in July at 77%, compared to June's 82%. For more detailed information about June's weather, you can check Port Saint John's weather in June.

In July, the weather typically features a minimum temperature of 6°C (43°F), an average of 16°C (61°F), and a maximum of 31°C (87°F), accompanied by low precipitation levels of just 10 mm (0.4 in) over 2 days. The humidity is relatively high at 77%. In contrast, August sees a slight increase in the minimum temperature to 7°C (45°F) and an average temperature that remains steady at 16°C (61°F), but the maximum temperature drops slightly to 30°C (86°F). August experiences a significant increase in precipitation, with 51 mm (2.0 in) spread over 8 days, while humidity decreases to 72%. For more detailed information, check out Port Saint John's weather in August.

In July, the weather is characterized by a range of temperatures from a minimum of 6°C (43°F) to a maximum of 31°C (87°F), with an average of 16°C (61°F). This month experiences relatively low precipitation, totaling only 10 mm (0.4 in) over just 2 days, and a humidity level of 77%. In contrast, September brings warmer conditions with a minimum temperature of 9°C (48°F) and a maximum of 34°C (94°F), averaging 17°C (64°F). However, it also sees significantly higher rainfall, with 62 mm (2.4 in) over 10 days, and increased humidity at 82%. For a detailed look at September weather, visit Port Saint John's weather in September.

In comparing the weather of July and October, notable differences emerge. July typically experiences cooler temperatures, with a minimum of 6°C (43°F) and an average of 16°C (61°F), peaking at a maximum of 31°C (87°F). It also sees minimal rainfall, only 10 mm (0.4 in) over just two days, accompanied by a humidity level of 77%. In contrast, October brings warmer conditions with a minimum of 10°C (50°F) and an average temperature of 18°C (65°F), soaring to a maximum of 34°C (93°F). However, October is significantly wetter, receiving 111 mm (4.4 in) of precipitation spread over 13 days and slightly higher humidity at 83%. For a more detailed look, you can check Port Saint John's weather in October.

In July, temperatures in Port Saint John range from a mild minimum of 6°C (43°F) to a comfortable average of 16°C (61°F), peaking at a warm 31°C (87°F). The month is relatively dry, with only 10 mm (0.4 in) of precipitation occurring over just 2 days, and humidity levels averaging 77%. In stark contrast, November sees higher temperatures, with a minimum of 11°C (52°F) and an average of 19°C (67°F), reaching as high as 34°C (93°F). However, November is significantly wetter, experiencing 123 mm (4.9 in) of rain spread across 18 days and humidity levels rising to 87%. For more detailed information, you can check Port Saint John's weather in November.

In July, the weather in Port Saint John offers a much cooler experience with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 31°C (87°F), averaging around 16°C (61°F). The month is relatively dry, receiving only 10 mm (0.4 in) of precipitation over just two days, coupled with a humidity level of 77%. In contrast, December brings warmer conditions, with minimum temperatures around 13°C (56°F) and maximums that reach up to 31°C (88°F), averaging 21°C (70°F). However, December is significantly wetter, recording 129 mm (5.1 in) of rain over 18 days and higher humidity at 88%. For a detailed look at December's weather, you can visit Port Saint John's weather in December.

Compare Port Saint John's's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Port Saint John's

As July rolls into Port Saint John, the weather presents a refreshing contrast to the warmer summer months. With temperatures averaging a mild 16°C, this time of year offers a pleasant escape from the heat, dipping as low as 6°C at night. While the humidity remains relatively high at 77%, you'll notice the significant drop in precipitation, with only a couple of rainy days bringing just about 10 mm of rain. This mild and drier climate stands out among the lush, more humid conditions of the preceding months, making July an ideal time for those seeking a more temperate experience. For a deeper dive into the nuances of local weather patterns, visit Port Saint John's Climate.