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September Weather in Warrenton, South Africa

Last updated: August 31, 2025

In September, the average temperature in Warrenton, South Africa hovers around 18°C (65°F), offering a mild climate for visitors. However, be prepared for a minimum of -1°C (31°F) and a maximum that can soar up to 36°C (96°F). With a total precipitation of 7 mm (0.3 in) expected over just 1 day, and an average humidity of 47%, this month promises a diverse weather experience for all.

September Temperature in Warrenton

In September in Warrenton, the average temperature is 18°C (65°F). The maximum can reach 36°C (96°F) and the minimum can be as low as -1°C (31°F). Travelers should be prepared for a wide range of temperatures, so packing layers is essential for comfort.

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

The chart illustrates September temperature patterns in Warrenton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Warrenton, September typically has an average temperature of 18°C (65°F), with highs reaching up to 36°C (96°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec777572655752505564707477
Data source: Temperature data for Warrenton 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 Warrenton

In Warrenton in September, the precipitation amount is 7 mm (0.3 in) over the course of 1 day.

September Precipitation Trends in Warrenton

The chart displays monthly precipitation patterns in Warrenton, 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 Warrenton, September typically receives around 7 mm (0.3 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec751075269433117233072
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Warrenton

In Warrenton in September humidity is 47%. With an average temperature of 18°C (65°F), this humidity feels like a comfortable embrace, making it an ideal time for exploring the local sights and enjoying outdoor activities without overwhelming discomfort.

September Average Humidity in Warrenton

This chart illustrates the average monthly humidity levels in Warrenton, 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 Warrenton is approximately 47%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec58%58%65%75%76%68%61%53%47%36%42%52%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Warrenton

In Warrenton in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Warrenton.

Maximum UV Index Levels in Warrenton for September

The chart shows the monthly maximum UV Index (UVI) for Warrenton 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 Warrenton typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15151310755811131416
Data source: Warrenton 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.

How September Weather in Warrenton Compares to Other Months

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

This table compares monthly weather conditions in Warrenton, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)75 mm (2.9 inches)58%extreme
February Weather24°C (76°F)107 mm (4.2 inches)58%extreme
March Weather22°C (72°F)52 mm (2.0 inches)65%extreme
April Weather18°C (65°F)69 mm (2.7 inches)75%very high
May Weather14°C (57°F)4 mm (0.1 inches)76%high
June Weather11°C (52°F)3 mm (0.1 inches)68%moderate
July Weather10°C (51°F)3 mm (0.1 inches)61%moderate
August Weather13°C (56°F)11 mm (0.4 inches)53%very high
September Weather18°C (65°F)7 mm (0.3 inches)47%extreme
October Weather21°C (71°F)23 mm (0.9 inches)36%extreme
November Weather24°C (75°F)30 mm (1.2 inches)42%extreme
December Weather25°C (77°F)72 mm (2.8 inches)52%extreme

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