What to pack for Montréal in October
- long sleeves and a warm layer
- a medium jacket
- a compact umbrella or rain shell — rain is frequent
Humidity averages 76%; max daily wind around 19 km/h.
How October compares
Best months in Montréal: May–July & September. See the full best time to visit Montréal guide.
Montréal in October: the details
In October, Montréal sees average daytime highs of 14°C (57°F) and overnight lows of 6°C (43°F). Rainfall totals roughly 119 mm across 12.2 rainy days, and the sun shines about 7 hours per day with 10.7 hours of daylight mid-month. Relative humidity averages 76%.
In context: October is the 6th-warmest month and the third-wettest in Montréal. The sunniest month is July (11.8 h/day).
| Metric | October average |
|---|---|
| Daytime high | 14°C / 57°F |
| Overnight low | 6°C / 43°F |
| Rainfall | 119 mm over 12.2 rainy days |
| Sunshine | 7 h/day (10.7 h daylight) |
| Humidity | 76% |
| Travel score | 6.1 / 10 |
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Montréal, Canada (45.51, -73.59) — see our methodology. Actual conditions vary year to year.
Not set on Montréal? Browse the best places to visit in October ranked by travel score.
Frequently asked questions
How hot is Montréal in October?
Daytime highs in Montréal in October average 14°C (57°F); nights drop to about 6°C.
Does it rain in Montréal in October?
Expect around 12.2 rainy days and 119 mm of rainfall in October.
Is October a good time to visit Montréal?
October is a fair shoulder-season month in Montréal — decent conditions with some trade-offs. Overall travel score: 6.1/10. The best months are May–July & September.
Also good in October, near Montréal
Where should you go next month?
Get one email a month with the destinations at their seasonal best. Double opt-in, unsubscribe anytime.