Sydney is 5.4°C (9.7°F) warmer by day, Sydney has 13.7°C (24.7°F) warmer nights, Sydney gets 361 mm (14.2 in) more rain a year.
Berlin is at its warmest in August and coolest in January, while Sydney peaks in January and bottoms out in July. Month for month, Sydney is the warmer of the two in 9 of 12 months.
Sydney is the wetter of the two, collecting 963 mm (37.9 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, October and November in Sydney.
| Berlin | Metric | Sydney |
|---|---|---|
| 🌡️ Temperature | ||
| 21.1°C | 🌡️Average daytime high | 26.5°C |
| -0.7°C | 🌙Average nighttime low | 13°C |
| August | 🔥Hottest month | January |
| January | ❄️Coldest month | July |
| 🌧️ Rain | ||
| 602 mm | 🌧️Annual rainfall | 963 mm |
| July | ☔Wettest month | February |
| April | 🏜️Driest month | September |
| 💨 Climate | ||
| 80% | 💧Average humidity | 73% |
| 3.1 m/s | 💨Average wind speed | 3.2 m/s |
Overnight, Berlin typically falls to around -0.7°C (30.7°F) while Sydney settles near 13°C (55.4°F).
Berlin is hottest in August and coldest in January, whereas Sydney peaks in January and is coolest in July.
Berlin sees the most rain in July and the least in April; Sydney is wettest in February and driest in September.
Berlin feels the more humid of the two, averaging 80% relative humidity against 73%.
For Sydney, the pick of the year is April, October 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 | Sydney | ||||
|---|---|---|---|---|---|---|
| Min | Avg | Max | Min | Avg | Max | |
| January | -11.2 | -1.4❄️ | 8.5 | 17.8 | 25.4🔥 | 32.9 |
| February | -9.1 | 0.6 | 10.3 | 18 | 24.8 | 31.6 |
| March | -5.6 | 5.3 | 16.2 | 16.6 | 22.9 | 29.3 |
| April | -2.6 | 9.6 | 21.9 | 14 | 20.1 | 26.2 |
| May | 2.4 | 14.6 | 26.7 | 11.4 | 17.2 | 23 |
| June | 7 | 19 | 30.9 | 9 | 14.4 | 19.8 |
| July | 9.9 | 21.4🔥 | 32.9 | 8.4 | 14❄️ | 19.6 |
| August | 9.2 | 21.1 | 33 | 8.8 | 15 | 21.2 |
| September | 5.4 | 16.5 | 27.6 | 10.3 | 17.6 | 24.9 |
| October | -0.3 | 10.8 | 21.9 | 12.1 | 20.1 | 28.1 |
| November | -4.4 | 4.8 | 14 | 13.5 | 21.6 | 29.8 |
| December | -8.8 | 0.3 | 9.4 | 15.7 | 23.7 | 31.8 |
| Annual Avg | -0.7 | 10.2 | 21.1 | 13 | 19.7 | 26.5 |
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 Sydney feel alike; where they separate, they are genuinely different places to be.
Hover or tap any point to read the exact figures. Berlin Sydney
See how Berlin and Sydney 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 Sydney — each drawn straight from the climate figures above.
Sydney is the warmer of the two. It averages daytime highs of 26.5°C (79.7°F) against 21.1°C (70°F) in Berlin — roughly 5.4°C (9.7°F) warmer by day. Nights are milder in Sydney, 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 Sydney peaks in January at around 32.9°C (91.2°F). That makes Berlin 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 8.4°C (47.1°F) at the low point of the year in Sydney.
Sydney is the wetter city, collecting about 963 mm (37.9 in) of rain a year versus 602 mm (23.7 in) in Berlin. Berlin is wettest in July and driest in April; Sydney is wettest in February and driest in September.
Berlin is the more humid of the two, averaging 80% relative humidity over the year against 73% in Sydney.
The most comfortable months in Berlin are June, July and August, when average temperatures are at their mildest.
Sydney is at its most pleasant around April, October and November, based on the mildest average temperatures of the year.
Sydney is the warmer city in 9 of the 12 months of the year. The gap is widest in January, about 26.8°C (48.2°F), and narrowest in September, about 1.1°C (2°F).
Berlin has the bigger seasonal swing, about 22.8°C (41°F) between its coldest and hottest months versus 11.4°C (20.5°F) in Sydney — so Sydney has the steadier, more even climate.
It depends what matters most to you: choose Sydney for warmer weather, pick Berlin if you prefer drier conditions and go for Sydney 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 Sydney, not a single year's weather or a short-range forecast.
