Montréal, Quebec, Canada climate
Average temperatures, precipitation and all-time records for Montréal, Quebec, Canada, with every day graded against ~45 years of local climate history (1981–2026). Its warmest month is July, averaging a high of 26°C, and its coldest is January, with an average low of -18°C.
Montreal is the largest city in the province of Quebec, the second-largest in Canada, and the eighth-largest in North America. Founded in 1642 as Ville-Marie, or "City of Mary", it now takes its name from Mount Royal, the triple-peaked mountain around which the early settlement was built. via Wikipedia
How today compares
Latest recorded day: 2026-07-21. Each reading placed on Montréal, Quebec, Canada's own ±7-day seasonal distribution.
Notable weather in Montréal
The January 1998 ice storm encased Montreal in ice, collapsing power pylons and leaving parts of the region without electricity for weeks in midwinter. Read more →
Montréal average temperatures by month
Typical daily high and low, and average precipitation, for each month in Montréal, Quebec, Canada, based on 1981–2026 records. The wettest month is January (3 mm on an average day).
| Month | Avg high | Avg low | Avg precip |
|---|---|---|---|
| January | -7°C | -18°C | 3 mm |
| February | -5°C | -16°C | 3 mm |
| March | 1°C | -8°C | 3 mm |
| April | 10°C | 0°C | 3 mm |
| May | 18°C | 7°C | 3 mm |
| June | 23°C | 13°C | 3 mm |
| July | 26°C | 16°C | 3 mm |
| August | 26°C | 16°C | 3 mm |
| September | 22°C | 11°C | 3 mm |
| October | 14°C | 4°C | 3 mm |
| November | 5°C | -2°C | 3 mm |
| December | -3°C | -12°C | 3 mm |
Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -23°C to 46°C scale, so the whole year's rhythm reads at a glance.
Thinking of visiting Montréal?
Trips live and die by the weather. See how Montréal's comfort stacks up against where you live. Montréal is pre-loaded, just add your city.
Record extremes
- Hottest day on record: 37°C on 2020-07-10
- Coldest day on record: -45°C on 1981-01-04
Percentiles compare each day to Montréal, Quebec, Canada's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →