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April Weather in Adelaide, South Africa

Last updated: August 31, 2025

In April, the average temperature in Adelaide, South Africa hovers around 17°C (63°F), with a minimum drop to 5°C (41°F) and a maximum rise to 36°C (97°F). Expect around 57 mm (2.2 in) of precipitation spread across 7 days, while the air maintains a humidity level of approximately 85%. Be prepared for a mix of mild and warm weather!

April Temperature in Adelaide

In April in Adelaide, the average temperature is 17°C (63°F). Maximums can reach 36°C (97°F), while minimums can drop as low as 5°C (41°F). It's advisable to pack both light clothing for the warm days and layers for the cooler evenings.

April Weather in Adelaide: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Adelaide, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Adelaide, April typically has an average temperature of 17°C (63°F), with highs reaching up to 36°C (97°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec717169636057565560636568
Data source: Temperature data for Adelaide 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.

April Precipitation in Adelaide

In Adelaide in April, the precipitation amount is 57 mm (2.2 in) over the course of 7 days.

April Precipitation Trends in Adelaide

The chart displays monthly precipitation patterns in Adelaide, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Adelaide, April typically receives around 57 mm (2.2 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec68916257285122439606070
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Adelaide

In Adelaide in April humidity is 85%. With an average temperature of 17°C (63°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities a bit stifling and encouraging frequent breaks in shaded areas or air-conditioned spaces for travelers.

April Average Humidity in Adelaide

This chart illustrates the average monthly humidity levels in Adelaide, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Adelaide is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%86%85%84%79%77%72%79%77%78%80%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Adelaide

In Adelaide in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Adelaide.

Maximum UV Index Levels in Adelaide for April

The chart shows the monthly maximum UV Index (UVI) for Adelaide in April, 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 April, the maximum UV index in Adelaide typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151412864469111315
Data source: Adelaide April 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 April Weather in Adelaide Compares to Other Months

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

This table compares monthly weather conditions in Adelaide, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (71°F)68 mm (2.7 inches)80%extreme
February Weather22°C (71°F)91 mm (3.6 inches)79%extreme
March Weather20°C (69°F)62 mm (2.5 inches)86%extreme
April Weather17°C (63°F)57 mm (2.2 inches)85%very high
May Weather16°C (60°F)28 mm (1.1 inches)84%high
June Weather14°C (58°F)5 mm (0.2 inches)79%moderate
July Weather13°C (56°F)12 mm (0.5 inches)77%moderate
August Weather13°C (55°F)24 mm (1.0 inches)72%high
September Weather16°C (60°F)39 mm (1.5 inches)79%very high
October Weather17°C (63°F)60 mm (2.4 inches)77%extreme
November Weather18°C (65°F)60 mm (2.4 inches)78%extreme
December Weather20°C (68°F)70 mm (2.8 inches)80%extreme

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