Hottest (avg)
#11 / 12
Perth in August
August weather, climate averages, and packing tips.
Avg High
Avg Low
Rain
Daylight 11h
What to expect
August marks a typically mild period of winter, where the weather is warming up. Daytime highs average 18°C / 64°F, dropping to 10°C / 49°F at night.
The atmosphere is generally mild but frequently damp, typical of changeable seasons.
August in context
How it compares to the rest of the year in Perth.
Wettest (avg)
#3 / 12
Daylight Hours
#9 / 12
Windiest (avg)
#9 / 12
Highest UV
#9 / 12
Most Humid
#2 / 12
Temperature
- Daytime high
-
- Nighttime low
-
- Feels like (avg)
-
Sunshine
- Daylight
- 11.0 hours
- UV index (max)
- 6
- Typical sun hours
- 06:50 – 17:49
Rain & Snow
- Total
-
- Rainy days
- 14
- Cloud cover
- 46%
- Snowfall
-
Humidity & Wind
- Humidity (avg)
- 75%
- Wind (avg)
-
- Wind (max gusts)
-
Frequently asked questions
Is August a good time to visit Perth?
Typical August days in Perth reach highs of 17°C (63°F) with nights around 10°C (50°F). It usually feels mild by day and cool after dark. It is among the wetter months, so it is wise to have some indoor backup plans or flexible activities.
What are temperatures like in August?
In August, you can usually expect highs of 17°C (63°F) and lows near 10°C (50°F). That means mild days and cool nights, so pack layers you can add or remove.
How much does it rain in August?
Rainfall in August averages 92 mm (3.6 in) across roughly 14 days. Overall it is a quite rainy time of year, so a light rain jacket and waterproof shoes are very handy.
How many hours of daylight are there in August?
You can expect about 11 hours of daylight in August. Sunrise is typically around 06:50 and sunset near 17:49. Days are on the shorter side, so plan activities around limited daylight.
How strong is the sun in August?
UV levels are moderate (around 6); sunscreen and sunglasses are still a good idea.
Is it windy in August?
In August, average wind speeds are around 17 km/h (11 mph), with gusts on the windiest days reaching about 66 km/h (41 mph). On the ground, it is it is a notably windy place, and strong gusts are fairly common.