Montréal is 3.1°C (5.6°F) warmer by day, Vancouver has 6°C (10.8°F) warmer nights, Vancouver gets 1,149 mm (45.2 in) more rain a year.
Montréal is at its warmest in August and coolest in January, while Vancouver peaks in August and bottoms out in December. Month for month, Montréal is the warmer of the two in 8 of 12 months.
Vancouver is the wetter of the two, collecting 2,153 mm (84.8 in) of rain a year against 1,004 mm (39.5 in) in Montréal. The most comfortable time to visit is June, July and August in Montréal and June, July and August in Vancouver.
| Montréal | Metric | Vancouver |
|---|---|---|
| 🌡️ Temperature | ||
| 19.4°C | 🌡️Average daytime high | 16.3°C |
| -8.4°C | 🌙Average nighttime low | -2.4°C |
| August | 🔥Hottest month | August |
| January | ❄️Coldest month | December |
| 🌧️ Rain | ||
| 1,004 mm | 🌧️Annual rainfall | 2,153 mm |
| June | ☔Wettest month | November |
| February | 🏜️Driest month | July |
| 💨 Climate | ||
| 82% | 💧Average humidity | 85% |
| 3 m/s | 💨Average wind speed | 0.8 m/s |
Overnight, Montréal typically falls to around -8.4°C (16.9°F) while Vancouver settles near -2.4°C (27.7°F).
Montréal is hottest in August and coldest in January, whereas Vancouver peaks in August and is coolest in December.
Montréal sees the most rain in June and the least in February; Vancouver is wettest in November and driest in July.
Vancouver feels the more humid of the two, averaging 85% relative humidity against 82%.
For Vancouver, the pick of the year is June, July and August.
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 | Montréal | Vancouver | ||||
|---|---|---|---|---|---|---|
| Min | Avg | Max | Min | Avg | Max | |
| January | -32.3 | -14.7❄️ | 3 | -12.8 | -4❄️ | 4.8 |
| February | -29.4 | -12.9 | 3.6 | -11.9 | -3.2 | 5.5 |
| March | -23.3 | -5.1 | 13 | -7.7 | 0.5 | 8.7 |
| April | -6.4 | 7.3 | 21 | -3.4 | 5.8 | 15.1 |
| May | 0.2 | 13.4 | 26.5 | 1.3 | 11.6 | 21.9 |
| June | 6.6 | 18 | 29.5 | 5.5 | 15.6 | 25.6 |
| July | 10.8 | 21🔥 | 31.2 | 8.4 | 18.2 | 27.9 |
| August | 9.4 | 20.4 | 31.5 | 8.6 | 18.3🔥 | 28.1 |
| September | 3.7 | 16.5 | 29.3 | 4.8 | 14.9 | 25 |
| October | -2.9 | 10 | 22.9 | -1 | 8.6 | 18.2 |
| November | -11.5 | 1.9 | 15.2 | -8.4 | 0.7 | 9.8 |
| December | -25.8 | -9.8 | 6.3 | -12.8 | -3.9 | 5 |
| Annual Avg | -8.4 | 5.5 | 19.4 | -2.5 | 6.9 | 16.3 |
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 Montréal and Vancouver feel alike; where they separate, they are genuinely different places to be.
Hover or tap any point to read the exact figures. Montréal Vancouver
See how Montréal 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 Montréal and Vancouver — each drawn straight from the climate figures above.
Montréal is the warmer of the two. It averages daytime highs of 19.4°C (66.9°F) against 16.3°C (61.3°F) in Vancouver — roughly 3.1°C (5.6°F) warmer by day. Nights are milder in Vancouver, with average lows of -2.4°C (27.7°F) versus -8.4°C (16.9°F).
Montréal is hottest in August, averaging highs of about 31.5°C (88.6°F), while Vancouver peaks in August at around 28.1°C (82.5°F). That makes Montréal the hotter of the two at the height of summer.
Montréal gets colder. In its coldest month (January) overnight lows average about -32.3°C (-26.2°F), compared with -12.8°C (8.9°F) at the low point of the year in Vancouver.
Vancouver is the wetter city, collecting about 2,153 mm (84.8 in) of rain a year versus 1,004 mm (39.5 in) in Montréal. Montréal is wettest in June and driest in February; 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 82% in Montréal.
The most comfortable months in Montréal are June, July and August, when average temperatures are at their mildest.
Vancouver is at its most pleasant around June, July and August, based on the mildest average temperatures of the year.
Montréal is the warmer city in 8 of the 12 months of the year. The gap is widest in January, about 10.7°C (19.3°F), and narrowest in November, about 1.2°C (2.2°F).
Montréal has the bigger seasonal swing, about 35.7°C (64.3°F) between its coldest and hottest months versus 22.3°C (40.1°F) in Vancouver — so Vancouver has the steadier, more even climate.
On climate alone, Montréal 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 Montréal and Vancouver, not a single year's weather or a short-range forecast.
