April weather forecast
Perth, Australia

Embracing the full swing of autumn, April in Perth encounters pronounced changes in its climatic patterns. A decrease in temperature from 25.9°C (78.6°F) to cooler thresholds becomes noticeable, offering a respite after the heated summer months. The lowering mercury levels herald the city's steady march towards winter, as the weather undergoes significant transformation. Rain showers become a frequent occurrence, ushering in an increase in city's greenery and providing a different facet to Perth's beauty. As April advances, weather conditions may vary, yet with enchanting, often dramatic skies, the scenic beauty of Perth remains a constant.

Temperature

April witnesses a gentle descent in average high-temperature, descending from March's 29.6°C (85.3°F) to a still moderately hot 25.9°C (78.6°F). Perth marks a considerable descent from the daytime apex, as the average temperature dips to a moderate 13.8°C (56.8°F) at night throughout April.

Humidity

The average relative humidity in April in Perth is 46%.

Rainfall

In Perth, in April, it is raining for 6.7 days, with typically 37mm (1.46") of accumulated precipitation. In Perth, during the entire year, the rain falls for 108.4 days and collects up to 725mm (28.54") of precipitation.

Sea temperature

In Perth, in April, the average water temperature is 22.8°C (73°F).
Note: Swimming in 22.8°C (73°F) can be enjoyable or not, depending on how you feel about the cold and conditions such as sunshine, wind, and the day's temperature. FYI: Olympic standards dictate waters of 25°C (77°F) to 28°C (82.4°F).

Daylight

In Perth, the average length of the day in April is 11h and 19min.
On the first day of the month, sunrise is at 6:28 am and sunset at 6:12 pm. On the last day of April, sunrise is at 6:47 am and sunset at 5:39 pm AWST.

Sunshine

In April, the average sunshine is 8.3h.

UV index

In Perth, the average daily maximum UV index in April is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 during April translates into the following directions:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Notice! The reflection of water and sand increases the UV radiation significantly.