September Weather in Pretoria, South Africa

Last updated: August 31, 2025

In September, Pretoria experiences delightful weather characterized by a maximum temperature soaring to 35°C (95°F), while the average hovers around a comfortable 19°C (67°F). The month also brings a brisk chill at night, with temperatures dipping to a minimum of 3°C (38°F). Although precipitation is relatively light at 7 mm (0.3 in) over just two days, humidity levels settle at a pleasant 65%, making it an ideal time to explore the joyful blooms and outdoor activities the city has to offer.

September Temperature in Pretoria

In September, Pretoria experiences a refreshing transition as winter gives way to spring. The minimum temperatures rise to around 3°C (38°F), providing a milder start to the month. With an average temperature of 19°C (67°F), the weather becomes increasingly pleasant, while the maximum can reach up to a warm 35°C (95°F). This gradual warming trend reflects a significant departure from the chillier winter months, making it an ideal time for outdoor activities and enjoying the blooming landscapes. As temperatures steadily climb, residents and visitors alike can embrace the vibrant atmosphere of Pretoria during this invigorating time of year.

September Weather in Pretoria: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Pretoria, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pretoria, September 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).
JanFebMarAprMayJunJulAugSepOctNovDec727170645954546067697172
Data source: Temperature data for Pretoria 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.

September Precipitation in Pretoria

In September, Pretoria experiences a notable shift in precipitation patterns as it transitions from the dry winter months to the more vibrant spring. With only 7 mm (0.3 in) of rain falling over just 2 days, the increase from the exceedingly arid July and August—where barely any moisture was recorded—signals the gradual return of rainfall. This minor uptick in precipitation, while modest compared to the rains of January and February, suggests a gentle awakening of the landscape, setting the stage for the forthcoming wetter months of October and November. As the city anticipates more substantial downpours, September serves as a bridge, hinting at the refreshing change that lies ahead.

September Precipitation Trends in Pretoria

The chart displays monthly precipitation patterns in Pretoria, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Pretoria, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec10812364481352275482150
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Pretoria

In September, Pretoria experiences a slight uptick in humidity, measuring at 65%. This moment marks a transition from the drier months of winter, where humidity dips to 61% in both June and August, back towards the more humid conditions of spring and summer. Following the patterns set earlier in the year, where humidity levels are generally higher in the warmer months, September serves as a gentle reminder of the approaching heat, setting the stage for the rising figures that will follow in the later months, peaking at 72% in December. The gradual increases from the winter months signify a return to the more tropical climate that characterizes Pretoria in the latter part of the year.

September Average Humidity in Pretoria

This chart illustrates the average monthly humidity levels in Pretoria, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Pretoria is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%65%64%64%65%61%64%61%65%61%68%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Pretoria

As September rolls around in Pretoria, South Africa, residents can expect a UV Index of 11, categorizing the exposure as extreme with a quick burn time of just 10 minutes. This marks a slight dip from the peak summer months of December and January, where the index soars to 16, but still emphasizes the need for vigilance under the sun. With the UV levels remaining consistently high throughout the year, especially from September to November, it’s crucial for outdoor enthusiasts to stay protected. As the transition from winter unfolds, the UV Index demonstrates an upward trend, highlighting the importance of sun safety. For more detailed information, visit the Pretoria UV Index.

Maximum UV Index Levels in Pretoria for September

The chart shows the monthly maximum UV Index (UVI) for Pretoria in September, 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 September, the maximum UV index in Pretoria typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16151310766911131416
Data source: Pretoria September 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.

September Sunshine in Pretoria

As the crisp air of September rolls in, Pretoria basks in a delightful 337 hours of sunshine, embracing the transition into spring. This is a notable increase from the previous month's 330 hours, reflecting a trend of steadily rising daylight that characterizes the region as it moves toward the warmer months. The sunshine hours continue to build upon a solid foundation established earlier in the year, with September showcasing an uptick compared to the mid-winter lull of 299 hours in June. With October ushering in even more light at 364 hours, Pretoria's sunny disposition solidifies its reputation as a vibrant locale that welcomes longer, brighter days. The gradual ascent in sunshine hours from the colder months serves as a joyful prelude to the summer ahead, inviting both locals and visitors to revel in the warmth and beauty of Pretoria's springtime.

Monthly Sunshine Duration in Pretoria: September Highlighted

The September sunshine duration represents the total number of hours Pretoria experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec312h321h354h319h320h299h314h330h337h364h374h374h
Data source: Pretoria September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Pretoria During September

In September, Pretoria, South Africa, enjoys a high likelihood of sunny weather, with an 82% chance of sunshine. This trend reflects the transition into spring, where light and warmth begin to dominate the climate after the cooler winter months. September's sunny days are reminiscent of the peak sunshine experienced in July, marking a continuation of the splendid weather that began gaining momentum in April. Interestingly, as the year progresses into the late months, the chance of sun decreases, with October and November showcasing a drop to 61% and 58% respectively. Thus, September stands out as an inviting time for outdoor activities, offering a delightful taste of the bright days to come.

Percentage of Sunny Days in September in Pretoria

The chart illustrates the percentage of sunny days in Pretoria throughout the year, with September 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 Pretoria experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec30%34%66%80%83%85%94%82%82%61%58%41%
Data source: Pretoria September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Pretoria in September

As September unfolds in Pretoria, South Africa, residents bask in approximately 11 hours of daylight, marking a transitional period in the seasonal daylight cycle. Following the slightly longer days of August, this month maintains the same duration of daylight, setting the stage for the return of longer days ahead. As the year progresses into October, daylight begins to increase once more, hinting at the approaching summer months when daylight will extend to 12 hours in October and a robust 13 hours by November. This steady rhythm of daylight not only reflects the shifting seasons but also invites outdoor activities and vibrant social gatherings, as the warmth of spring begins to emerge.

Average Daylight Hours in Pretoria for September

The chart illustrates the variation in daylight duration in Pretoria throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 31m12h 56m12h 12m11h 27m10h 50m10h 32m10h 41m11h 13m11h 56m12h 41m13h 21m13h 42m
Data source: Pretoria daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Pretoria

As September unfolds in Pretoria, the gentle embrace of the wind becomes apparent, with average speeds reaching 3.5 m/s (8 mph). This slight increase from the previous month reflects a seasonal uptick, as the winds begin to mirror the invigorating change in weather. Following a trend from the cooler months, where the winds remained relatively calm, September's breezes hint at a transition towards the more vigorous gusts of spring, which peaks in October. The steady rise in wind speeds from August's 3.6 m/s to September's 3.5 m/s, and then to 3.7 m/s in October, signifies nature's awakening, inviting both locals and visitors to relish in the refreshing air and the budding vitality of the season.

Average September Wind Speed in Pretoria

The chart displays monthly wind speed patterns in Pretoria, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.22.72.52.42.72.82.93.63.5 m/s3.73.83.0
Data source: Pretoria September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Pretoria Compares to Other Months

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

Comparing the weather in September and January reveals distinct differences in temperature and precipitation patterns. In September, temperatures range from a chilly minimum of 3°C (38°F) to a warm maximum of 35°C (95°F), with an average of 19°C (67°F) and only 7 mm (0.3 in) of rainfall over about 2 days. Conversely, January experiences milder temperatures that range from a minimum of 11°C (52°F) to a maximum of 36°C (97°F), averaging 22°C (72°F). However, it sees significantly more precipitation, with 108 mm (4.3 in) falling over approximately 11 days. The humidity is relatively similar in both months, at 65% in September and 70% in January. For more detailed information, you can check Pretoria weather in January.

September and February exhibit notable differences in weather characteristics. September typically experiences a wider temperature range with minimums around 3°C (38°F) and maximums reaching up to 35°C (95°F), averaging at 19°C (67°F). The month is relatively dry, with only 7 mm (0.3 in) of precipitation over just 2 days, while maintaining a consistent humidity level of 65%. In contrast, February showcases warmer temperatures, with minimums at 13°C (55°F), maximums peaking at 34°C (94°F), and an average of 22°C (72°F). However, February is significantly wetter, receiving 123 mm (4.8 in) of rainfall over 14 days, while still keeping the humidity at 65%. For more details on February weather, you can refer to Pretoria weather in February.

In comparing the weather of September and March, notable differences emerge. September typically features a wider temperature range with minimums dropping to 3°C (38°F) and maximums reaching up to 35°C (95°F), while March enjoys milder minimums at 10°C (50°F) and slightly higher maximums averaging around 34°C (94°F). Additionally, September experiences minimal precipitation, averaging just 7 mm over two days, whereas March sees significantly more rainfall at 64 mm over seven days, indicating a wetter period. Humidity levels remain fairly consistent, with September at 65% and March slightly lower at 64%. For a detailed look at March's climate, you can check out Pretoria weather in March.

September and April present contrasting weather patterns. September sees a broader temperature range with minimums as low as 3°C (38°F) and maximums reaching 35°C (95°F), offering warmer days alongside significantly lower averages of 19°C (67°F). In contrast, April tends to be milder, with minimum temperatures starting at 8°C (46°F) and maximums up to 32°C (89°F), averaging around 18°C (65°F). Rainfall is more common in April, accumulating 48 mm (1.9 in) over 8 days, compared to September's lighter precipitation of just 7 mm (0.3 in) across only 2 days. Both months maintain relatively similar humidity levels, around 63-65%. For more detailed insights on April's weather, you can check Pretoria weather in April.

September generally offers warmer temperatures compared to May, with minimums at 3°C (38°F) and a maximum reaching up to 35°C (95°F). In contrast, May’s temperatures range from a minimum of 2°C (36°F) to a maximum of 28°C (84°F), making it cooler overall. Additionally, September experiences slightly less precipitation, with 7 mm (0.3 in) over 2 days, compared to May’s 13 mm (0.5 in) over just 1 day. Humidity levels remain relatively similar, with September at 65% and May at 64%. For a detailed look at weather specifics, check out Pretoria weather in May.

In comparing the weather of September and June, it's evident that September experiences a wider range of temperatures, with minimums dipping to 3°C (38°F) and maximums soaring up to 35°C (95°F). In contrast, June is generally cooler, featuring a minimum of 0°C (32°F) and a maximum of 26°C (79°F). While both months see relatively low precipitation, September averages 7 mm (0.3 in) over two days, whereas June records only 5 mm (0.2 in) without any rainy days. Additionally, humidity levels slightly rise in September at 65%, compared to 61% in June. For more detailed information, check out Pretoria weather in June.

In July, the weather is noticeably cooler, with temperatures ranging from a minimum of -1°C (31°F) to a maximum of 26°C (79°F) and an average of only 12°C (54°F). In contrast, September sees a much warmer climate, with a greater temperature spread of 3°C (38°F) to 35°C (95°F) and an average of 19°C (67°F). Precipitation is minimal in both months, with July receiving only 2 mm (0.1 in) over no rainy days and September experiencing slightly higher precipitation of 7 mm (0.3 in) over just 2 days. Humidity levels remain similar, at 64% in July and 65% in September, making both months relatively comfortable despite the temperature differences. For more detailed insights into July's weather, you can visit Pretoria weather in July.

In comparing the weather of September and August, September experiences a broader temperature range, with minimums dipping to 3°C (38°F) and maximums soaring up to 35°C (95°F), resulting in an average temperature of 19°C (67°F). In contrast, August is slightly cooler, with temperatures ranging from a minimum of 1°C (35°F) to a maximum of 29°C (85°F) and an average of 16°C (61°F). Additionally, September sees a modest increase in precipitation, receiving 7 mm (0.3 in) over two days, whereas August remains dry with only 2 mm (0.1 in) and no recorded rainy days. Humidity also climbs slightly in September to 65%, compared to 61% in August. For more detailed insights, you can check Pretoria weather in August.

In September, the weather features a broader temperature range, with minimums dropping to around 3°C (38°F) and maximums reaching up to 35°C (95°F). The month typically experiences lower precipitation, averaging only 7 mm (0.3 in) over just 2 days, alongside a humidity level of 65%. In contrast, October brings slightly warmer temperatures with a minimum of 7°C (45°F) and an average of 21°C (69°F), while still peaking at a high of 36°C (97°F). However, October is marked by a significant increase in precipitation, averaging 54 mm (2.1 in) across 7 days, and slightly lower humidity at 61%. For more details on October weather, check out Pretoria weather in October.

September and November present distinct weather patterns, with September showcasing a wider temperature range from a chilly 3°C (38°F) to a warm 35°C (95°F) and averaging around 19°C (67°F). This month remains relatively dry with only 7 mm (0.3 in) of precipitation over just 2 days, complemented by a humidity level of 65%. In contrast, November experiences milder minimum temperatures starting at 7°C (45°F) and maintaining a comfortable average of 22°C (71°F), while still reaching the same maximum of 35°C (95°F). However, November is notably wetter, receiving 82 mm (3.2 in) of rainfall over 12 days, resulting in slightly higher humidity at 68%. For more detailed information on November's conditions, you can visit Pretoria weather in November.

September and December in Pretoria showcase contrasting weather patterns. In September, temperatures range from a cool 3°C (38°F) at night to a warm 35°C (95°F) during the day, with an average of 19°C (67°F). The month is relatively dry, with only 7 mm (0.3 in) of precipitation over just 2 days, and a humidity level of 65%. In stark contrast, December sees a significant increase in humidity at 72% and much higher precipitation, totaling 150 mm (5.9 in) spread across 15 days. The temperature range also shifts, with minimums starting at a mild 12°C (53°F) and maximums peaking at 35°C (96°F), maintaining a comfortable average of 22°C (72°F). For more detailed information, you can visit Pretoria weather in December.

Compare Pretoria's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Pretoria

September in Pretoria marks a transition into spring, offering a delightful contrast to the harsher winter months. With average temperatures rising, the days become pleasantly warm, while brisk cool evenings hint at the lingering chill of winter. The low precipitation levels, typically just a couple of days of light rain, contribute to the crisp, clear skies that define this month. As the humidity hovers around 65%, the air feels invigorating, making it an ideal time for outdoor activities. For a comprehensive overview of the weather patterns throughout the year, explore the Pretoria Climate page.