Sydney is 11.2°C (20.2°F) warmer by day, Sydney has 12.3°C (22.1°F) warmer nights, Vancouver gets 1,190 mm (46.9 in) more rain a year.
Sydney is at its warmest in January and coolest in July, while Vancouver peaks in August and bottoms out in December. Month for month, Sydney is the warmer of the two in 10 of 12 months.
Vancouver is the wetter of the two, collecting 2,153 mm (84.8 in) of rain a year against 963 mm (37.9 in) in Sydney. The most comfortable time to visit is March, April and December in Sydney and July, August and September in Vancouver.
| Sydney | Metric | Vancouver |
|---|---|---|
| 🌡️ Temperature | ||
| 21.1°C | 🌡️Average daytime high | 9.9°C |
| 16.1°C | 🌙Average nighttime low | 3.8°C |
| January | 🔥Hottest month | August |
| July | ❄️Coldest month | December |
| 🌧️ Rain | ||
| 963 mm | 🌧️Annual rainfall | 2,153 mm |
| February | ☔Wettest month | November |
| September | 🏜️Driest month | July |
| 💨 Climate | ||
| 73% | 💧Average humidity | 85% |
| 3.2 m/s | 💨Average wind speed | 0.8 m/s |
Overnight, Sydney typically falls to around 16.1°C (61°F) while Vancouver settles near 3.8°C (38.8°F).
Sydney is hottest in January and coldest in July, whereas Vancouver peaks in August and is coolest in December.
Sydney sees the most rain in February and the least in September; Vancouver is wettest in November and driest in July.
Vancouver feels the more humid of the two, averaging 85% relative humidity against 73%.
For Vancouver, the pick of the year is July, August and September.
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 | Sydney | Vancouver | ||||
|---|---|---|---|---|---|---|
| Min | Avg | Max | Min | Avg | Max | |
| January | 20.2 | 22.8🔥 | 25.4 | -3 | -0.9 | 1.2 |
| February | 20.5 | 22.8 | 25.1 | -3.2 | -0.6 | 2 |
| March | 19.6 | 21.8 | 24 | -0.9 | 1.7 | 4.3 |
| April | 17.5 | 19.7 | 21.9 | 1.8 | 4.9 | 8 |
| May | 15 | 17.2 | 19.3 | 6.1 | 9.8 | 13.5 |
| June | 12.6 | 14.7 | 16.8 | 9.4 | 13 | 16.7 |
| July | 11.4 | 13.8❄️ | 16.1 | 12.1 | 16 | 19.9 |
| August | 11.7 | 14.4 | 17.1 | 12.3 | 16.2🔥 | 20.1 |
| September | 13.4 | 16.3 | 19.3 | 9.3 | 13.1 | 16.9 |
| October | 15.2 | 18.2 | 21.2 | 4.8 | 7.7 | 10.7 |
| November | 16.9 | 19.7 | 22.5 | -0.1 | 2.1 | 4.3 |
| December | 18.7 | 21.5 | 24.3 | -3.6 | -1.4❄️ | 0.7 |
| Annual Avg | 16.1 | 18.6 | 21.1 | 3.7 | 6.8 | 9.9 |
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 Sydney and Vancouver feel alike; where they separate, they are genuinely different places to be.
Hover or tap any point to read the exact figures. Sydney Vancouver
See how Sydney and Vancouver 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 Sydney and Vancouver — each drawn straight from the climate figures above.
Sydney is the warmer of the two. It averages daytime highs of 21.1°C (70°F) against 9.9°C (49.8°F) in Vancouver — roughly 11.2°C (20.2°F) warmer by day. Nights are milder in Sydney, with average lows of 16.1°C (61°F) versus 3.8°C (38.8°F).
Sydney is hottest in January, averaging highs of about 25.4°C (77.7°F), while Vancouver peaks in August at around 20.1°C (68.2°F). That makes Sydney the hotter of the two at the height of summer.
Vancouver gets colder. In its coldest month (December) overnight lows average about -3.6°C (25.6°F), compared with 11.4°C (52.6°F) at the low point of the year in Sydney.
Vancouver is the wetter city, collecting about 2,153 mm (84.8 in) of rain a year versus 963 mm (37.9 in) in Sydney. Sydney is wettest in February and driest in September; Vancouver is wettest in November and driest in July.
Vancouver is the more humid of the two, averaging 85% relative humidity over the year against 73% in Sydney.
The most comfortable months in Sydney are March, April and December, when average temperatures are at their mildest.
Vancouver is at its most pleasant around July, August and September, based on the mildest average temperatures of the year.
Sydney is the warmer city in 10 of the 12 months of the year. The gap is widest in January, about 23.7°C (42.7°F), and narrowest in June, about 1.7°C (3.1°F).
Vancouver has the bigger seasonal swing, about 17.6°C (31.7°F) between its coldest and hottest months versus 9°C (16.2°F) in Sydney — so Sydney has the steadier, more even climate.
On climate alone, Sydney comes out ahead — it offers warmer days, less rain and lower humidity than Vancouver. Vancouver 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 Sydney and Vancouver, not a single year's weather or a short-range forecast.
