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August Weather in Wellington, South Africa

Last updated: August 31, 2025

In August, the average temperature in Wellington, South Africa is a pleasant 11°C (51°F). Expect a range that can dip to a chilly 0°C (32°F) at the lowest and rise to a warm 28°C (83°F) at the highest. With 95 mm (3.7 in) of precipitation spread across 12 days, it’s wise to bring an umbrella. Plus, be ready for the air to feel quite humid, with an average humidity of 78%.

August Temperature in Wellington

In August in Wellington, the average temperature is 11°C (51°F), with maximums reaching 28°C (83°F) and minimums dropping as low as 0°C (32°F). This variation in temperature makes it essential to pack layers for your trip, ensuring comfort whether enjoying warmer daytime activities or cooler evenings.

August Weather in Wellington: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Wellington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wellington, August typically has an average temperature of 11°C (51°F), with highs reaching up to 28°C (83°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec727369645854525155616468
Data source: Temperature data for Wellington 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.

August Precipitation in Wellington

In Wellington in August, the precipitation amount is 95 mm (3.7 in) over the course of 12 days.

August Precipitation Trends in Wellington

The chart displays monthly precipitation patterns in Wellington, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Wellington, August typically receives around 95 mm (3.7 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec21103036801481319560515130
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Wellington

In Wellington in August, humidity is 78%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill that lingers in the air, making outdoor activities less inviting and leading to a persistent sense of coolness that can be invigorating yet uncomfortable for travelers.

August Average Humidity in Wellington

This chart illustrates the average monthly humidity levels in Wellington, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Wellington is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec62%62%70%72%77%82%82%78%74%67%61%60%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Wellington

In Wellington in August, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Wellington, you can refer to this Hourly UV Index in Wellington.

Maximum UV Index Levels in Wellington for August

The chart shows the monthly maximum UV Index (UVI) for Wellington in August, 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 August, the maximum UV index in Wellington typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311854469111214
Data source: Wellington August 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 August Weather in Wellington Compares to Other Months

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

This table compares monthly weather conditions in Wellington, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)21 mm (0.8 inches)62%extreme
February Weather23°C (73°F)10 mm (0.4 inches)62%extreme
March Weather21°C (69°F)29 mm (1.2 inches)70%extreme
April Weather18°C (64°F)36 mm (1.4 inches)72%very high
May Weather15°C (59°F)80 mm (3.2 inches)77%moderate
June Weather12°C (54°F)148 mm (5.8 inches)82%moderate
July Weather11°C (52°F)131 mm (5.1 inches)82%moderate
August Weather11°C (51°F)95 mm (3.7 inches)78%high
September Weather13°C (56°F)60 mm (2.4 inches)74%very high
October Weather16°C (61°F)51 mm (2.0 inches)67%extreme
November Weather18°C (64°F)51 mm (2.0 inches)61%extreme
December Weather20°C (68°F)30 mm (1.2 inches)60%extreme

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