Fremantle Weather in August
August in Fremantle brings pleasant temperatures, with highs of 19°C (66°F) and nights dropping to 11°C (52°F). Rainfall is on the higher side this month, averaging around 98 mm (3.9 in), so keep a rain jacket handy.
Rainfall in Fremantle in August
You can expect rain on around 13 days based on historical patterns, with 98 mm (3.9 in) average for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Fremantle in August
August in Fremantle sees highs of 19°C (66°F) and lows of 11°C (52°F) overnight. August is part of winter. Even when the weather is stable, mornings and evenings can still feel distinctly cool. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Fremantle in August
Enjoy a sunny month with about 222 hours of sunshine, the clear skies make Fremantle even more beautiful.
Wind Speed in Fremantle in August
August sees wind speeds averaging 6 m/s (12 knots). You'll experience strong winds that cause whole trees to sway and require effort when walking against them. As an average, expect variation from moderate breezes to particularly windy days that affect daily routines.
Average water temperature in August
The water temperature is 17°C (63°F) — chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.If you prefer enjoying temperate temperatures and rain-free days, March, April, May, September, October, November and December typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Australia, check out our Fremantle's climate page.
Fremantle Temperature in August
Min Temperature
11°C (52°F)
Max Temperature
19°C (66°F)
Water Temperature
17°C (63°F) *
Chance of Rain
44%
Precipitation
98 mm (3.9 in)
Rainy days
13 days
Humidity
54% *
Windspeed
6 m/s (12 knots) *
Sunshine
222 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Fremantle typically stay consistent throughout August, with daily highs averaging around 19°C (66°F). Nights are cool, with lows around 9°C (48°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Fremantle in August
Browse day-by-day weather records for Fremantle spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Fremantle historical weather extremes in August
According to our 49 years of weather records for Fremantle, the following extremes were recorded between 1976 and 2025.
- On August 28, 2019, temperatures climbed to 29°C (84°F), marking the warmest August day on record.
- Fremantle experienced its chilliest August day on August 25, 2025, reaching only 11°C (52°F).
- The lowest overnight temperature recorded in August was 0°C (32°F) (August 15, 2004).
Best Places in Australia in 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
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What to Wear in Fremantle in August
Pleasant temperatures in August mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. The water temperature sits at about 17°C (63°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Fremantle in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Australia, check out our Fremantle's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Fremantle climate overview or explore weather in Australia.
