Last updated: August 31, 2025
July in Johannesburg, South Africa presents a delightful winter experience characterized by mild temperatures and low precipitation. With a maximum of 25°C (78°F) and an average of 10°C (51°F), daytime warmth contrasts with the chill of the minimum dropping to -4°C (25°F) at night. Notably, the month showcases an exceptionally dry climate, boasting only 2 mm (0.1 in) of precipitation across 0 rain days, allowing plenty of opportunities to explore the city's vibrant offerings. Coupled with a 71% humidity, July is perfect for enjoying Johannesburg’s scenic beauty, from its renowned parks to cultural landmarks, without the hindrance of rain.
In July, Johannesburg, South Africa experiences its coldest month, with temperatures dipping to a chilly -4°C (25°F) at night. The average daytime temperature hovers around 10°C (51°F), while highs reach a moderate 25°C (78°F). This month marks a notable shift from the warmer summer months, reflecting a gradual decrease in temperature that commenced in late autumn. The crisp air invites residents and visitors alike to embrace cozy atmospheres, making it the perfect time for warm drinks and outdoor activities during the sunniest parts of the day. Overall, July offers a unique blend of chilly mornings and pleasantly mild afternoons, showcasing Johannesburg's distinctive winter charm.
In July, Johannesburg experiences its driest month, with a mere 2 mm (0.1 in) of precipitation, reflecting the city's distinct winter season. Notably, July boasts zero rainfall days, underscoring the typically dry and sunny weather that characterizes this time of year. This stark contrast to the wetter summer months—such as January with 130 mm and February with 138 mm—highlights a significant seasonal shift. Overall, the precipitation pattern in Johannesburg clearly demonstrates the city’s seasonal climate, where July stands out as a dry interlude before the spring rains begin to emerge in August and September.
In July, Johannesburg experiences a humidity level of 71%, marking a slight decrease compared to the wetter months preceding it. This trend reflects the city's transition into the drier winter season, where humidity begins to taper off after peaking in late autumn and early spring. Interestingly, July's moisture levels are lower than the preceding month of June, which recorded 73% humidity, and set the stage for even drier conditions in August, with humidity dropping to 68%. Overall, Johannesburg’s humidity tends to fluctuate throughout the year, with summer months often hovering in the high seventies to low eighties, while the middle of the year showcases a refreshing drop, making July a more comfortable month for outdoor activities.
In July, Johannesburg experiences a UV Index of 6, categorized as high, which allows for a longer burn time of 25 minutes. This marks a transition from the more intense UV exposure earlier in the year, with January and February peaking at an extreme UV Index of 15. Following a gradual decline through the autumn months of April and May, which saw a drop to an index of 10 and 7, July maintains a stable high rating, indicating that while the sun may not be at its peak, protection is still essential. As the seasons shift towards spring, the UV Index will rise again, reaching extreme levels by September. For more detailed information on UV exposure, visit the Johannesburg UV Index.
UV Risk Categories
In July, Johannesburg basks in 314 hours of sunshine, providing a warm and inviting atmosphere during the heart of winter. As the month unfolds, it marks a subtle dip compared to the sunnier days of March and November, but still shines brightly against the cooler backdrop of the season. This trend highlights Johannesburg's relatively consistent sunny disposition throughout the year, particularly in the winter months, with July offering a vibrant mix of sunny days that bridge the gap between the chill of winter and the forthcoming spring warmth. With the sunshine hours steadily increasing toward August’s 329 hours, the city's beautiful landscapes and outdoor life continue to flourish, reminding residents and visitors alike of the joy inherent in these sun-drenched days.
In Johannesburg, South Africa, the likelihood of enjoying sunny weather peaks in July, boasting an impressive 95% chance of sunshine. This high probability reflects a clear upward trend in sunny days as the year progresses, especially noticeable from March onward, where the rates begin to rise significantly. Following June's solid 83%, the sunny July skies usher in the winter season, making it an ideal month for outdoor activities. As winter gives way to spring, sunshine levels gradually dip again in August, yet remain favorably high at 80%. This pattern highlights Johannesburg’s characteristic charm of bright, sunny winter days that contrast sharply with its earlier, cloudier months.
In July, Johannesburg experiences about 10 hours of daylight, maintaining the same duration as June. As winter deepens, the sun makes a gradual exit with each passing month, resulting in shorter days compared to the abundant sunlight enjoyed in the summer months of January and November, which boast 13 hours of daylight. Following July, the days slowly begin to lengthen again in August, returning to 11 hours. This cyclical pattern highlights Johannesburg's seasonal transitions, where daylight gradually extends as the city moves toward the warmer spring months, providing a natural rhythm that residents and visitors alike can appreciate.
In July, Johannesburg experiences a notable shift in wind conditions, with an average wind speed of 2.9 m/s (7 mph), consistent with the previous month of June, but marking a transition as it nears the gustier seasons ahead. Notably, this month serves as a bridge between the calmer winds of mid-year and the more robust breezes of August, which sees an increase to 3.9 m/s (9 mph). As winter begins to ease its grip, the mild winds of July create a refreshing atmosphere, offering residents and visitors alike a pleasant outdoor experience. The gradual uptick in wind speeds from July through November signals the arrival of spring, where Johannesburg's breezy allure captivates those who revel in the city's vibrant charm.
Weather in Johannesburg varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Johannesburg, focusing on differences in temperature, rainfall, humidity, and UV levels.
In July, Johannesburg experiences much cooler temperatures, with a minimum of -4°C (25°F) and an average of 10°C (51°F), peaking at a comfortable 25°C (78°F). The month sees minimal precipitation, with only 2 mm (0.1 in) and absolutely no rainy days, coupled with a humidity level of 71%. In contrast, January brings warmer weather, featuring a minimum temperature of 9°C (48°F) and an average of 20°C (69°F), with highs reaching a scorching 33°C (92°F). Rainfall significantly increases to 130 mm (5.1 in) over 14 days, along with slightly higher humidity at 79%. This stark contrast underscores the seasonal differences in Johannesburg's climate. For more detailed information, check out Johannesburg weather in January.
July in Johannesburg features a much cooler climate, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 25°C (78°F) and an average of 10°C (51°F). The humidity is relatively low at 71%, and precipitation is minimal, with only 2 mm recorded over no rainy days. In contrast, February brings significantly warmer weather, with temperatures spanning from a minimum of 10°C (51°F) to a maximum of 31°C (87°F) and an average of 20°C (68°F). February is notably wetter, receiving 138 mm of rainfall over 16 days and exhibiting higher humidity at 77%. For more details, you can visit Johannesburg weather in February.
July and March in Johannesburg showcase contrasting weather patterns. July tends to be cooler with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 25°C (78°F) and an average of 10°C (51°F). It is notably dry, with only 2 mm (0.1 in) of precipitation over the month, and humidity levels around 71%. In contrast, March experiences milder temperatures, with a minimum of 8°C (46°F), an average of 19°C (66°F), and a maximum of 30°C (86°F). This month is significantly wetter, receiving about 79 mm (3.1 in) of rain over 10 days, accompanied by a slightly higher humidity of 77%. For more detailed insights, you can check Johannesburg weather in March.
When comparing the weather in July and April, notable differences emerge. July features cooler temperatures, with an average of 10°C (51°F) and a maximum of 25°C (78°F), while April experiences warmer conditions, averaging 16°C (61°F) and peaking at 29°C (85°F). Precipitation also varies significantly; July boasts dry conditions with only 2 mm (0.1 in) of rain over zero days, whereas April sees much higher rainfall at 63 mm (2.5 in) over 10 days. Additionally, humidity levels remain relatively high in both months, with July at 71% and April slightly higher at 81%. For more detailed insights into April's weather, you can check Johannesburg weather in April.
In comparing the weather between July and May, July typically exhibits cooler temperatures, with a minimum of -4°C (25°F) and an average of 10°C (51°F), while May experiences milder conditions, featuring a minimum of -1°C (30°F) and an average of 13°C (56°F). Both months share similar maximum temperatures, peaking at around 25°C (78°F) and 26°C (78°F), respectively. However, May is notably wetter, receiving 13 mm (0.5 in) of precipitation over just one day, compared to July, which enjoys a drier climate with only 2 mm (0.1 in) of precipitation and no rainy days. Additionally, humidity levels are higher in May at 82%, compared to July's 71%. For more details, you can check Johannesburg weather in May.
In comparing the weather of July to June, both months share a similar temperature range, with July recording a minimum of -4°C (25°F) and an average of 10°C (51°F), while June has a slight edge at an average of 11°C (51°F). The maximum temperatures are also quite close, peaking at 25°C (78°F) in July and 24°C (76°F) in June. However, July enjoys significantly drier conditions, with only 2 mm (0.1 in) of precipitation, compared to June's 6 mm (0.2 in) over a single day. Humidity levels are fairly consistent, with July at 71% and June slightly higher at 73%. For more detailed insights, you can refer to Johannesburg weather in June.
In July, the weather features a minimum temperature of -4°C (25°F) and an average of 10°C (51°F), reaching a maximum of 25°C (78°F). The month sees negligible precipitation, with only 2 mm (0.1 in) recorded and no rainy days, while humidity remains relatively high at 71%. In contrast, August brings slightly warmer conditions, with a minimum of -1°C (30°F) and an average temperature of 14°C (57°F), peaking at 27°C (80°F). Although rainfall is minimal at 3 mm (0.1 in) and no days of rain are observed, humidity decreases to 68%, creating a more comfortable atmosphere. For more detailed information, you can refer to Johannesburg weather in August.
In July, the temperatures in Johannesburg range from a minimum of -4°C (25°F) to a maximum of 25°C (78°F), with an average temperature of 10°C (51°F). This month typically sees very little precipitation, with only 2 mm (0.1 in) and dry conditions throughout. The humidity level stands at 71%.
In contrast, September experiences a wider temperature range, with minimum temperatures of -1°C (31°F) and maximum highs reaching up to 32°C (91°F), resulting in a much warmer average of 17°C (64°F). This month also experiences increased precipitation at 8 mm (0.3 in) over two days, along with slightly higher humidity at 74%. For a detailed look at the weather specifics, you can check Johannesburg weather in September.
July and October showcase a notable contrast in weather patterns. In July, temperatures range from a minimum of -4°C (25°F) to a pleasant average of 10°C (51°F), peaking at a maximum of 25°C (78°F). This month is characterized by minimal precipitation, with only 2 mm recorded and no rainy days, while humidity hovers at 71%. In stark contrast, October experiences milder temperatures, starting from a minimum of 4°C (40°F), averaging 19°C (66°F), and reaching a high of 33°C (92°F). Additionally, October sees significantly higher precipitation, totaling 63 mm over 8 days, with humidity rising slightly to 74%. For more detailed insights, you can check Johannesburg weather in October.
In July, the weather is characterized by cooler temperatures, with a minimum of -4°C (25°F) and an average of 10°C (51°F), peaking at a comfortable 25°C (78°F). This month boasts very little precipitation, with only 2 mm (0.1 in) recorded over no rainy days, resulting in a humidity level of 71%.
In contrast, November experiences significantly warmer temperatures, with a minimum of 4°C (40°F) and an average high of 34°C (93°F). This month sees much more rainfall, totaling 97 mm (3.8 in) over 13 days, accompanied by a higher humidity level of 82%. For more detailed information, check out Johannesburg weather in November.
The weather in July and December presents a striking contrast. In July, temperatures are relatively cool, with an average of 10°C (51°F) and maximums reaching 25°C (78°F), accompanied by very little precipitation and a humidity level of 71%. Conversely, December brings warmer conditions, featuring temperatures ranging from a minimum of 10°C (50°F) to a maximum of 34°C (93°F). This month is also characterized by significantly higher rainfall, with a total of 146 mm (5.7 in) over 19 days, and an elevated humidity of 81%. For more details on December weather, you can check Johannesburg weather in December.
In July, Johannesburg experiences a delightful winter with cooler temperatures that stand in stark contrast to the warmer months. While the days are pleasantly mild, averaging around 25°C (78°F), the nights can turn chilly, dipping as low as -4°C (25°F). This month is notably dry, boasting minimal precipitation and typically not a single rainy day, allowing for plenty of sunny winter days. The humidity is also a bit lower than other times of the year, making July a refreshing escape from the heat. For more insights into how July fits into the broader spectrum of the city's climate, visit Johannesburg Climate.