Best time to visit Montreal
Our pick for sun: August.
The best months
- SunAugust
- CityMay to September
…
The twelve months at a glance
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sun | Best avoided, 20/100 | Best avoided, 20/100 | Best avoided, 20/100 | Best avoided, 20/100 | Fair, 54/100 | Good, 73/100 | Good, 77/100 | Ideal, 80/100 | Good, 66/100 | Best avoided, 20/100 | Best avoided, 20/100 | Best avoided, 20/100 |
| City | Best avoided, 20/100 | Best avoided, 20/100 | Best avoided, 20/100 | Fair, 53/100 | Good, 74/100 | Good, 71/100 | Good, 70/100 | Good, 74/100 | Good, 77/100 | Fair, 58/100 | Best avoided, 25/100 | Best avoided, 20/100 |
- Ideal
- Good
- Fair
- Best avoided
- Risk flagged
Temperatures and rain
See the month-by-month values
| Month | High | Low | Rain |
|---|---|---|---|
| January | -5°C | -14°C | 80 mm |
| February | -3°C | -13°C | 65 mm |
| March | 3°C | -6°C | 79 mm |
| April | 11°C | 1°C | 107 mm |
| May | 19°C | 8°C | 103 mm |
| June | 24°C | 14°C | 111 mm |
| July | 26°C | 17°C | 106 mm |
| August | 25°C | 15°C | 107 mm |
| September | 21°C | 11°C | 102 mm |
| October | 13°C | 5°C | 115 mm |
| November | 6°C | -1°C | 92 mm |
| December | -1°C | -8°C | 91 mm |
Estimated flight time
- From YYZ : about 1 h 20 min
- From YVR : about 5 h 10 min
Estimate of a nonstop flight computed from the distance: not a schedule. Connections lengthen the trip.
Getting to Montreal with points
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Where this data comes from
Temperatures, sunshine and rain: monthly normals we computed over 1991-2020. These are estimates from a climate reanalysis, not station readings.
- ERA5 reanalysis-era5-single-levels-timeseries (C3S, CC-BY)
Contains modified Copernicus Climate Change Service information (ERA5, 2026, CC BY 4.0 licence). Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains. Sea temperature: NOAA OISST v2.1 (Huang et al., 2021, J. Climate 34, doi:10.1175/JCLI-D-20-0166.1).