With daytime temperatures of 24°C (75°F) and nighttime lows of 19°C (66°F), August in Port Douglas brings high temperatures during the day. The excellent weather makes it an appealing time to visit.
If you're inclined towards comfortable temperatures and drier conditions, August is a good time to visit Port Douglas.
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Pick a month to see the average temperature, rainfall and sunshine in Port Douglas - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Port Douglas typically stay consistent throughout August, with daily highs averaging around 24°C (75°F). Nights are pleasant, with lows typically ranging from 17°C (63°F) to 19°C (66°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Port Douglas spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on weather observations in Port Douglas between 1976 and 2026, these are the recorded extremes during August.
Find out more about the weather in Australia and which places have the best travel conditions in this month. See all of Australia in August →
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).
For Port Douglas in August, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Port Douglas climate overview or explore weather in Australia.
Where to go in August - average daytime high across popular destinations.
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