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Western Australia Weather in August

Average temperatures, rainfall, sunshine and the best places to visit in Western Australia, Australia in August.

Considering a trip to Western Australia, Australia this August and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Western Australia in August

Western Australia, Australia is a region in Australia. Western Australia, Australia offers a broad spectrum of weather patterns. In August, one might encounter temperatures that range from mild to very warm, and precipitation levels ranging from almost none to high. August falls during the winter season.

Temperatures

The average maximum daytime temperatures vary from mild in Lavers Hill at 14°C (57°F) to very warm in Kununurra at 34°C (93°F). Nighttime temperatures generally drop to 18°C (64°F) in Kununurra and 8°C (46°F) in Lavers Hill.

To learn more about the conditions in specific areas of Western Australia, Australia, check out the map below.

Precipitation

In August, precipitation varies across different areas. From almost no rainfall in Turkey Creek with an average of 0.2 mm (0.01 in) to high rainfall in Augusta with 132 mm (5.2 in).

Average sunshine

Plenty of sunshine can be expected in numerous places in August. Perth typically receives 222 hours of sunlight, making it ideal for those seeking sunny weather.

Explore Western Australia by month

Pick a month to see the average temperature, rainfall and sunshine in Western Australia — and find the best time to visit. (based on Perth)

Best Places to Visit in Western Australia in August

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Western Australia.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Western Australia

What is the weather like in August for some of the most popular destinations in Western Australia, Australia?

Temperature range in Western Australia (August)

Precipitation variation in Western Australia (August)

Perth

In August Perth generally has pleasant temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 9°C (48°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

July
August
September
Max temperature
18°C (64°F)
19°C (66°F)
20°C (68°F)
Min temperature
9°C (48°F)
9°C (48°F)
10°C (50°F)
Monthly sun hours
191 hours
222 hours
230 hours
Monthly rainfall
100 mm (3.9 in)
89 mm (3.5 in)
63 mm (2.5 in)
Monthly rainy days
15 days
13 days
10 days
Weather conditions

Fremantle

In August Fremantle generally has pleasant temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 11°C (52°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

July
August
September
Max temperature
19°C (66°F)
19°C (66°F)
20°C (68°F)
Min temperature
11°C (52°F)
11°C (52°F)
12°C (54°F)
Monthly sun hours
191 hours
222 hours
230 hours
Monthly rainfall
111 mm (4.4 in)
98 mm (3.9 in)
65 mm (2.6 in)
Monthly rainy days
15 days
13 days
10 days
Weather conditions

Margaret River

In August Margaret River generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 12°C (54°F) and high monthly rainfall. So on average the conditions are unpleasant that month.

July
August
September
Max temperature
17°C (63°F)
17°C (63°F)
18°C (64°F)
Min temperature
12°C (54°F)
12°C (54°F)
12°C (54°F)
Monthly rainfall
155 mm (6.1 in)
120 mm (4.7 in)
85 mm (3.3 in)
Monthly rainy days
16 days
14 days
11 days
Weather conditions

Albany

In August Albany generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 9°C (48°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

July
August
September
Max temperature
16°C (61°F)
17°C (63°F)
18°C (64°F)
Min temperature
9°C (48°F)
9°C (48°F)
9°C (48°F)
Monthly sun hours
121 hours
140 hours
160 hours
Monthly rainfall
63 mm (2.5 in)
69 mm (2.7 in)
62 mm (2.4 in)
Monthly rainy days
18 days
16 days
13 days
Weather conditions

Broome

In August Broome generally has very high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 19°C (66°F) and almost no monthly rainfall. So on average the conditions are perfect that month.

July
August
September
Max temperature
29°C (84°F)
30°C (86°F)
32°C (90°F)
Min temperature
18°C (64°F)
19°C (66°F)
22°C (72°F)
Monthly sun hours
307 hours
321 hours
311 hours
Monthly rainfall
6.9 mm (0.3 in)
2.7 mm (0.1 in)
0.4 mm (0.02 in)
Monthly rainy days
a single day
a single day
0 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Western Australia, in Australia.

In our records: Australia August extremes

Notable August records observed across cities in Australia in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • Based on our data, the coldest August night in Australia dropped to -13°C (9°F) in Thredbo on August 18, 2025.
  • In our records, the coldest August daytime high in Australia was -5°C (23°F) in Thredbo on August 5, 2020.

Popular cities in August

Day & night temperatures, rainfall and average weather in Western Australia in August.

City Weather Day temp Night temp Rainfall
Perth 19°C (66°F) 9°C (48°F) 89 mm (3.5 in)
Fremantle 19°C (66°F) 11°C (52°F) 98 mm (3.9 in)
Margaret River 17°C (63°F) 12°C (54°F) 120 mm (4.7 in)
Albany 17°C (63°F) 9°C (48°F) 69 mm (2.7 in)
Broome 30°C (86°F) 19°C (66°F) 2.7 mm (0.1 in)
Denmark 17°C (63°F) 9°C (48°F) 78 mm (3.1 in)

Western Australia weather in August: frequently asked questions

What is the weather like in Western Australia, Australia in August?

August in Western Australia, Australia brings pleasant weather. In Perth, daytime temperatures are typically around 19°C (66°F) and nighttime lows hover near 9°C (48°F).

What is the average temperature in Western Australia, Australia in August?

Average temperatures in Western Australia, Australia during August range from a nighttime low near 9°C (48°F) to a daytime high around 19°C (66°F) in Perth.

Does Western Australia, Australia get a lot of rain in August?

Rain is generally moderate to light in Western Australia, Australia during August, with Perth averaging close to 89 mm (3.5 in).

Is August a Good Time to Visit Western Australia, Australia?

Given the typically pleasant weather conditions in Perth, August might be a good time to visit Western Australia, Australia. However, the weather conditions may vary depending on your destination.

Generally speaking, the best visiting conditions can be found in April, May, September, October and November offering mostly perfect weather in Perth. On the other hand, the month of July tends to have tolerable weather conditions.

Interested in more climate information?

We have much more information about the climate in Western Australia.

Weather and climate has detailed information for every country in the world. Are you going to Australia? Get detailed historical weather averages for many cities in Australia.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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