Perth is 6.5°C (11.7°F) warmer by day, Perth has 3.5°C (6.3°F) warmer nights, Auckland gets 371 mm (14.6 in) more rain a year.
Auckland is at its warmest in January and coolest in July, while Perth peaks in January and bottoms out in August. Month for month, Perth is the warmer of the two in 12 of 12 months.
Auckland is the wetter of the two, collecting 1,066 mm (42 in) of rain a year against 695 mm (27.4 in) in Perth. The most comfortable time to visit is January, February and March in Auckland and April, May and November in Perth.
| Auckland | Metric | Perth |
|---|---|---|
| 🌡️ Temperature | ||
| 21.3°C | 🌡️Average daytime high | 27.8°C |
| 9.5°C | 🌙Average nighttime low | 13°C |
| January | 🔥Hottest month | January |
| July | ❄️Coldest month | August |
| 🌧️ Rain | ||
| 1,066 mm | 🌧️Annual rainfall | 695 mm |
| July | ☔Wettest month | July |
| February | 🏜️Driest month | December |
| 💨 Climate | ||
| 79% | 💧Average humidity | 69% |
| 4.6 m/s | 💨Average wind speed | 5.2 m/s |
Overnight, Auckland typically falls to around 9.5°C (49.1°F) while Perth settles near 13°C (55.4°F).
Auckland is hottest in January and coldest in July, whereas Perth peaks in January and is coolest in August.
Auckland sees the most rain in July and the least in February; Perth is wettest in July and driest in December.
Auckland feels the more humid of the two, averaging 79% 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 | Auckland | Perth | ||||
|---|---|---|---|---|---|---|
| Min | Avg | Max | Min | Avg | Max | |
| January | 13.5 | 19.8 | 26.1 | 15.9 | 25.3 | 34.7 |
| February | 14.4 | 20.2🔥 | 26 | 16.3 | 25.4🔥 | 34.5 |
| March | 12.6 | 18.7 | 24.7 | 15.6 | 24.4 | 33.2 |
| April | 10.5 | 16.6 | 22.8 | 14.3 | 21.7 | 29.1 |
| May | 8.1 | 14 | 19.9 | 12.9 | 19 | 25.1 |
| June | 6.2 | 11.9 | 17.7 | 11.2 | 16.6 | 22.1 |
| July | 5.3 | 10.8❄️ | 16.3 | 10.4 | 15.5❄️ | 20.6 |
| August | 5.7 | 11.1 | 16.5 | 10 | 15.5 | 20.9 |
| September | 6.9 | 12.5 | 18.2 | 10.4 | 16.7 | 23 |
| October | 8.2 | 14.1 | 20.1 | 11.3 | 19 | 26.8 |
| November | 10.4 | 16.4 | 22.3 | 12.9 | 21.7 | 30.5 |
| December | 12.2 | 18.3 | 24.5 | 14.6 | 24 | 33.4 |
| Annual Avg | 9.5 | 15.4 | 21.3 | 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 Auckland and Perth feel alike; where they separate, they are genuinely different places to be.
Hover or tap any point to read the exact figures. Auckland Perth
See how Auckland 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 Auckland and Perth — each drawn straight from the climate figures above.
Perth is the warmer of the two. It averages daytime highs of 27.8°C (82°F) against 21.3°C (70.3°F) in Auckland — roughly 6.5°C (11.7°F) warmer by day. Nights are milder in Perth, with average lows of 13°C (55.4°F) versus 9.5°C (49.1°F).
Auckland is hottest in January, averaging highs of about 26.1°C (78.9°F), while Perth peaks in January at around 34.7°C (94.5°F). That makes Perth the hotter of the two at the height of summer.
Auckland gets colder. In its coldest month (July) overnight lows average about 5.3°C (41.6°F), compared with 10°C (50°F) at the low point of the year in Perth.
Auckland is the wetter city, collecting about 1,066 mm (42 in) of rain a year versus 695 mm (27.4 in) in Perth. Auckland is wettest in July and driest in February; Perth is wettest in July and driest in December.
Auckland is the more humid of the two, averaging 79% relative humidity over the year against 69% in Perth.
The most comfortable months in Auckland are January, February and March, 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.
Perth is the warmer city in all 12 months of the year. The gap is widest in March, about 5.7°C (10.3°F), and narrowest in September, about 4.2°C (7.6°F).
Both have a similar seasonal range — around 9.9°C (17.8°F) between the coldest and hottest months — so neither climate is noticeably more extreme than the other.
On climate alone, Perth comes out ahead — it offers warmer days, less rain and lower humidity than Auckland. Auckland is the better fit only if you'd actually prefer cooler weather, more rainfall and a more humid climate.
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 Auckland and Perth, not a single year's weather or a short-range forecast.
