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September Weather in Mount Ayliff, South Africa

Last updated: August 31, 2025

In September, the average temperature in Mount Ayliff, South Africa hovers around 15°C (60°F). Expect fluctuations, with minimums dipping to 1°C (34°F) and maximums soaring up to 35°C (95°F). You'll also encounter 43 mm (1.7 in) of precipitation spread over 8 days, contributing to an average humidity of 82%. Whether you're planning outdoor activities or cozy indoor time, be prepared for a mix of weather!

September Temperature in Mount Ayliff

In September in Mount Ayliff, the average temperature is 15°C (60°F). Maximums can reach 35°C (95°F), while minimums can be as low as 1°C (34°F). This diverse range of temperatures makes Mount Ayliff an ideal destination for travelers looking to experience varied weather conditions.

September Weather in Mount Ayliff: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Mount Ayliff, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mount Ayliff, September typically has an average temperature of 15°C (60°F), with highs reaching up to 35°C (95°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec686866615652525459616366
Data source: Temperature data for Mount Ayliff 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 Mount Ayliff

In Mount Ayliff in September, the total precipitation amount is 43 mm (1.7 in) over the course of 8 days.

September Precipitation Trends in Mount Ayliff

The chart displays monthly precipitation patterns in Mount Ayliff, 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 Mount Ayliff, September typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec1231641088633246394385116145
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mount Ayliff

In Mount Ayliff in September humidity is 82%. With an average temperature of 15°C (60°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and draining, which can hinder your travel experience.

September Average Humidity in Mount Ayliff

This chart illustrates the average monthly humidity levels in Mount Ayliff, 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 Mount Ayliff is approximately 82%, 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Mount Ayliff

In Mount Ayliff in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Mount Ayliff.

Maximum UV Index Levels in Mount Ayliff for September

The chart shows the monthly maximum UV Index (UVI) for Mount Ayliff 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 Mount Ayliff typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1515139655710121315
Data source: Mount Ayliff 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 Mount Ayliff Compares to Other Months

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

This table compares monthly weather conditions in Mount Ayliff, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (68°F)123 mm (4.8 inches)88%extreme
February Weather20°C (68°F)163 mm (6.4 inches)88%extreme
March Weather19°C (66°F)108 mm (4.2 inches)89%extreme
April Weather16°C (61°F)86 mm (3.4 inches)89%very high
May Weather14°C (57°F)33 mm (1.3 inches)88%high
June Weather11°C (53°F)24 mm (1.0 inches)82%moderate
July Weather11°C (52°F)6 mm (0.2 inches)77%moderate
August Weather12°C (54°F)39 mm (1.6 inches)72%high
September Weather15°C (60°F)43 mm (1.7 inches)82%very high
October Weather16°C (61°F)85 mm (3.3 inches)83%extreme
November Weather17°C (63°F)116 mm (4.6 inches)87%extreme
December Weather19°C (66°F)144 mm (5.7 inches)88%extreme

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