Historical weather in Montréal, Canada
Montréal weather history for 2023-2025, with daily temperatures, precipitation, monthly summaries, and records from Open-Meteo archive data.
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Weather summary
Across 2023-2025, Montréal averaged 11.2 C for daily highs and 2.8 C for daily lows across 1096 daily observations.
The warmest month was July 2025, with an average high of 26.2 C, while February 2025 had the lowest average low at -14.6 C.
The wettest month was August 2024, totaling 218.5 mm of precipitation.
The hottest day reached 33.2 C on June 23, 2025; the coldest night fell to -31.6 C on February 4, 2023.
Monthly summary table
| Year | Month | Avg low C | Avg high C | Rain and snow mm | Days |
|---|---|---|---|---|---|
| 2023 | January | -10.1 | -3.3 | 115.2 | 31 |
| 2023 | February | -13.3 | -3.5 | 81.1 | 28 |
| 2023 | March | -6.1 | 1.6 | 61.1 | 31 |
| 2023 | April | 0.6 | 11.9 | 120.6 | 30 |
| 2023 | May | 6.1 | 18.0 | 78.4 | 31 |
| 2023 | June | 12.9 | 22.3 | 121.0 | 30 |
| 2023 | July | 17.5 | 25.2 | 172.5 | 31 |
| 2023 | August | 14.3 | 22.5 | 187.8 | 31 |
| 2023 | September | 12.6 | 21.1 | 69.3 | 30 |
| 2023 | October | 7.8 | 14.6 | 170.8 | 31 |
| 2023 | November | -2.9 | 3.9 | 50.9 | 30 |
| 2023 | December | -6.0 | 0.0 | 133.3 | 31 |
| 2024 | January | -10.9 | -4.1 | 70.2 | 31 |
| 2024 | February | -10.4 | -0.9 | 24.0 | 29 |
| 2024 | March | -4.2 | 4.9 | 68.6 | 31 |
| 2024 | April | 0.5 | 10.8 | 129.6 | 30 |
| 2024 | May | 9.5 | 19.4 | 76.5 | 31 |
| 2024 | June | 14.2 | 23.4 | 151.9 | 30 |
| 2024 | July | 17.1 | 25.6 | 127.2 | 31 |
| 2024 | August | 15.5 | 23.3 | 218.5 | 31 |
| 2024 | September | 12.2 | 21.3 | 55.6 | 30 |
| 2024 | October | 5.5 | 13.9 | 41.1 | 31 |
| 2024 | November | 0.9 | 6.9 | 58.0 | 30 |
| 2024 | December | -9.0 | -3.3 | 88.0 | 31 |
| 2025 | January | -13.6 | -6.9 | 53.3 | 31 |
| 2025 | February | -14.6 | -6.2 | 81.2 | 28 |
| 2025 | March | -6.6 | 2.9 | 85.8 | 31 |
| 2025 | April | 0.0 | 10.2 | 95.9 | 30 |
| 2025 | May | 8.1 | 16.7 | 120.0 | 31 |
| 2025 | June | 14.9 | 24.1 | 73.0 | 30 |
| 2025 | July | 17.7 | 26.2 | 104.3 | 31 |
| 2025 | August | 16.0 | 25.1 | 45.8 | 31 |
| 2025 | September | 11.9 | 20.3 | 33.7 | 30 |
| 2025 | October | 6.0 | 14.1 | 101.0 | 31 |
| 2025 | November | -2.4 | 1.9 | 100.6 | 30 |
| 2025 | December | -13.8 | -5.1 | 73.8 | 31 |
Daily weather records
| Record | Date | Value |
|---|---|---|
| Hottest day | June 23, 2025 | 33.2 C |
| Coldest night | February 4, 2023 | -31.6 C |
| Wettest day | August 9, 2024 | 122.1 mm |
Related pages
- Montréal weather in 2023
- Montréal weather in 2024
- Montréal weather in 2025
- Montréal weather on this day
- Historical weather in Ottawa, Canada
- Historical weather in Toronto, Canada
- Historical weather in The Bronx, United States
- Historical weather in Manhattan, United States
- Montréal vs Toronto, Canada: weather compared
Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.