Perth is 6.7°C (12.1°F) warmer by day, Perth has 13.7°C (24.7°F) warmer nights, Perth gets 93 mm (3.7 in) more rain a year.
Berlin is at its warmest in August and coolest in January, while Perth peaks in January and bottoms out in August. Month for month, Perth is the warmer of the two in 9 of 12 months.
Perth is the wetter of the two, collecting 695 mm (27.4 in) of rain a year against 602 mm (23.7 in) in Berlin. The most comfortable time to visit is June, July and August in Berlin and April, May and November in Perth.
| Berlin | Metric | Perth |
|---|---|---|
| 🌡️ Temperature | ||
| 21.1°C | 🌡️Average daytime high | 27.8°C |
| -0.7°C | 🌙Average nighttime low | 13°C |
| August | 🔥Hottest month | January |
| January | ❄️Coldest month | August |
| 🌧️ Rain | ||
| 602 mm | 🌧️Annual rainfall | 695 mm |
| July | ☔Wettest month | July |
| April | 🏜️Driest month | December |
| 💨 Climate | ||
| 80% | 💧Average humidity | 69% |
| 3.1 m/s | 💨Average wind speed | 5.2 m/s |
Overnight, Berlin typically falls to around -0.7°C (30.7°F) while Perth settles near 13°C (55.4°F).
Berlin is hottest in August and coldest in January, whereas Perth peaks in January and is coolest in August.
Berlin sees the most rain in July and the least in April; Perth is wettest in July and driest in December.
Berlin feels the more humid of the two, averaging 80% 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 | Berlin | Perth | ||||
|---|---|---|---|---|---|---|
| Min | Avg | Max | Min | Avg | Max | |
| January | -11.2 | -1.4❄️ | 8.5 | 15.9 | 25.3 | 34.7 |
| February | -9.1 | 0.6 | 10.3 | 16.3 | 25.4🔥 | 34.5 |
| March | -5.6 | 5.3 | 16.2 | 15.6 | 24.4 | 33.2 |
| April | -2.6 | 9.6 | 21.9 | 14.3 | 21.7 | 29.1 |
| May | 2.4 | 14.6 | 26.7 | 12.9 | 19 | 25.1 |
| June | 7 | 19 | 30.9 | 11.2 | 16.6 | 22.1 |
| July | 9.9 | 21.4🔥 | 32.9 | 10.4 | 15.5❄️ | 20.6 |
| August | 9.2 | 21.1 | 33 | 10 | 15.5 | 20.9 |
| September | 5.4 | 16.5 | 27.6 | 10.4 | 16.7 | 23 |
| October | -0.3 | 10.8 | 21.9 | 11.3 | 19 | 26.8 |
| November | -4.4 | 4.8 | 14 | 12.9 | 21.7 | 30.5 |
| December | -8.8 | 0.3 | 9.4 | 14.6 | 24 | 33.4 |
| Annual Avg | -0.7 | 10.2 | 21.1 | 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 Berlin and Perth feel alike; where they separate, they are genuinely different places to be.
Hover or tap any point to read the exact figures. Berlin Perth
See how Berlin 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 Berlin 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 21.1°C (70°F) in Berlin — roughly 6.7°C (12.1°F) warmer by day. Nights are milder in Perth, with average lows of 13°C (55.4°F) versus -0.7°C (30.7°F).
Berlin is hottest in August, averaging highs of about 33°C (91.3°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.
Berlin gets colder. In its coldest month (January) overnight lows average about -11.2°C (11.8°F), compared with 10°C (50°F) at the low point of the year in Perth.
Perth is the wetter city, collecting about 695 mm (27.4 in) of rain a year versus 602 mm (23.7 in) in Berlin. Berlin is wettest in July and driest in April; Perth is wettest in July and driest in December.
Berlin is the more humid of the two, averaging 80% relative humidity over the year against 69% in Perth.
The most comfortable months in Berlin are June, July and August, 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 9 of the 12 months of the year. The gap is widest in January, about 26.7°C (48.1°F), and narrowest in September, about 0.2°C (0.4°F).
Berlin has the bigger seasonal swing, about 22.8°C (41°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 Perth for warmer weather, pick Berlin 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 Berlin and Perth, not a single year's weather or a short-range forecast.
