Gold Coast is 2.3°C (4.1°F) warmer by day, Perth has 1.4°C (2.5°F) warmer nights, Gold Coast gets 532 mm (20.9 in) more rain a year.
Gold Coast is at its warmest in December and coolest in July, while Perth peaks in January and bottoms out in August. Month for month, Gold Coast is the warmer of the two in 7 of 12 months.
Gold Coast is the wetter of the two, collecting 1,227 mm (48.3 in) of rain a year against 695 mm (27.4 in) in Perth. The most comfortable time to visit is April, September and October in Gold Coast and April, May and November in Perth.
| Gold Coast | Metric | Perth |
|---|---|---|
| 🌡️ Temperature | ||
| 30.1°C | 🌡️Average daytime high | 27.8°C |
| 11.6°C | 🌙Average nighttime low | 13°C |
| December | 🔥Hottest month | January |
| July | ❄️Coldest month | August |
| 🌧️ Rain | ||
| 1,227 mm | 🌧️Annual rainfall | 695 mm |
| February | ☔Wettest month | July |
| September | 🏜️Driest month | December |
| 💨 Climate | ||
| 72% | 💧Average humidity | 69% |
| 3.1 m/s | 💨Average wind speed | 5.2 m/s |
Overnight, Gold Coast typically falls to around 11.6°C (52.9°F) while Perth settles near 13°C (55.4°F).
Gold Coast is hottest in December and coldest in July, whereas Perth peaks in January and is coolest in August.
Gold Coast sees the most rain in February and the least in September; Perth is wettest in July and driest in December.
Gold Coast feels the more humid of the two, averaging 72% relative humidity against 69%.
For Perth, the pick of the year is April, May and November.
Month by month, here is the coldest night, the average day and the hottest afternoon each city can expect. Switch Compare to read rainfall, humidity, wind or solar instead, and Period to move between the long-term 45-year average and any single year — the shading is a quick warm-to-cool guide.
| Month | Gold Coast | Perth | ||||
|---|---|---|---|---|---|---|
| Min | Avg | Max | Min | Avg | Max | |
| January | 18.1 | 26.7🔥 | 35.2 | 15.9 | 25.3 | 34.7 |
| February | 18.1 | 26 | 33.9 | 16.3 | 25.4🔥 | 34.5 |
| March | 16 | 24.2 | 32.4 | 15.6 | 24.4 | 33.2 |
| April | 12.5 | 20.7 | 28.9 | 14.3 | 21.7 | 29.1 |
| May | 8.6 | 17.4 | 26.1 | 12.9 | 19 | 25.1 |
| June | 5.4 | 14.3 | 23.2 | 11.2 | 16.6 | 22.1 |
| July | 5.1 | 14.2❄️ | 23.3 | 10.4 | 15.5❄️ | 20.6 |
| August | 5.9 | 15.8 | 25.7 | 10 | 15.5 | 20.9 |
| September | 8.4 | 19.1 | 29.8 | 10.4 | 16.7 | 23 |
| October | 11.2 | 22.1 | 32.9 | 11.3 | 19 | 26.8 |
| November | 13.9 | 24.1 | 34.2 | 12.9 | 21.7 | 30.5 |
| December | 15.9 | 25.7 | 35.5 | 14.6 | 24 | 33.4 |
| Annual Avg | 11.6 | 20.9 | 30.1 | 13 | 20.4 | 27.8 |
Min / mean / max temperature (°C). 🔥 marks each city's hottest month, ❄️ its coldest; shading runs cool blue to warm red.
The same figures plotted out, so the shape of a typical year is easier to see than in a grid. Where the two lines run close together Gold Coast and Perth feel alike; where they separate, they are genuinely different places to be.
Hover or tap any point to read the exact figures. Gold Coast Perth
See how Gold Coast and Perth stack up against other cities. Swipe for more.
Choose which city to keep, then search for any other city in our database — we'll build the comparison for you.
Quick answers to the questions people ask most when comparing Gold Coast and Perth — each drawn straight from the climate figures above.
Gold Coast is the warmer of the two. It averages daytime highs of 30.1°C (86.2°F) against 27.8°C (82°F) in Perth — roughly 2.3°C (4.1°F) warmer by day. Nights are milder in Perth, with average lows of 13°C (55.4°F) versus 11.6°C (52.9°F).
Gold Coast is hottest in December, averaging highs of about 35.5°C (95.8°F), while Perth peaks in January at around 34.7°C (94.5°F). That makes Gold Coast the hotter of the two at the height of summer.
Gold Coast gets colder. In its coldest month (July) overnight lows average about 5.1°C (41.1°F), compared with 10°C (50°F) at the low point of the year in Perth.
Gold Coast is the wetter city, collecting about 1,227 mm (48.3 in) of rain a year versus 695 mm (27.4 in) in Perth. Gold Coast is wettest in February and driest in September; Perth is wettest in July and driest in December.
Gold Coast is the more humid of the two, averaging 72% relative humidity over the year against 69% in Perth.
The most comfortable months in Gold Coast are April, September and October, when average temperatures are at their mildest.
Perth is at its most pleasant around April, May and November, based on the mildest average temperatures of the year.
Gold Coast is the warmer city in 7 of the 12 months of the year. The gap is widest in October, about 3.1°C (5.6°F), and narrowest in March, about 0.2°C (0.4°F).
Gold Coast has the bigger seasonal swing, about 12.5°C (22.5°F) between its coldest and hottest months versus 9.9°C (17.8°F) in Perth — so Perth has the steadier, more even climate.
It depends what matters most to you: choose Gold Coast for warmer weather, pick Perth if you prefer drier conditions and go for Perth if you want lower humidity. There is no single "better" climate — it comes down to whether you value warmth, dryness or comfort most.
Every figure on this page is calculated from NASA POWER satellite climate data spanning 1981–2025 (45 years). The averages describe the long-term climate of Gold Coast and Perth, not a single year's weather or a short-range forecast.
