Weather in Montreal in October
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Book now, pay at pickup — compare Hertz, Avis, Budget, Sixt and 800+ rental companies for October in Montreal.
Compare car hire prices → Affiliate link — we earn a commission at no extra cost to youOctober in Montreal is cool, with average highs of 13.6°C and lows of 6.1°C. It is fairly wet (12 rainy days on average), with roughly 6.7 hours of sunshine a day. It is one of the best months of the year to visit. For the complete picture, see the best time to visit Montreal — every month compared. Once you know when to go, find your Montreal packing list at 247PackingList.
Get ready for Montreal in October
Search flights to Montreal
Compare 100+ airlines for October — one search, best price.
Search Flights →Thermal travel layers
Pack proper layers — winters are genuinely cold and evenings drop fast year-round.
Check Price →What to pack for Montreal in October
- Warm layers
- Light jacket or fleece
- Comfortable walking shoes
- Compact travel umbrella
- Waterproof jacket
- Quick-dry clothing
Compare all months in Montreal
| Month | High | Rain | Rating |
|---|---|---|---|
| January | -5.7°C | 79.3mm | 6/10 |
| February | -4.2°C | 80.7mm | 6/10 |
| March | 2.7°C | 88.3mm | 8/10 |
| April | 10.4°C | 110.3mm | 9/10 |
| May | 18.3°C | 56.6mm | 10/10 |
| June | 23.3°C | 110.5mm | 9/10 |
| July | 25.2°C | 115.8mm | 9/10 |
| August | 24.1°C | 137.4mm | 9/10 |
| September | 19.7°C | 85.9mm | 10/10 |
| October | 13.6°C | 117.9mm | 9/10 |
| November | 5.6°C | 73.0mm | 10/10 |
| December | -0.1°C | 95.9mm | 6/10 |
Full month-by-month guide: best time to visit Montreal →
For facts about Canada — currency, language and dialling code — see our Canada country guide at 247CountryInfo. Travellers also find it useful to keep a Montreal travel guide to hand. Check clothing sizes in Canada before you shop.
Frequently Asked Questions
Is October a good time to visit Montreal?
October rates 9/10 for visiting Montreal — excellent time to visit. Expect average highs of 13.6°C, 117.9mm of rain across the month and about 6.7 hours of daily sunshine.
What is the temperature in Montreal in October?
In October, Montreal has average highs of 13.6°C (56.5°F) and average lows of 6.1°C (43.0°F).
Does it rain in Montreal in October?
Some rain is likely. Montreal averages 117.9mm across about 12 rainy days in October, so a light waterproof layer is worth packing.
What should I wear in Montreal in October?
For Montreal in October (13.6°C highs / 6.1°C lows), pack warm layers plus light jacket or fleece, comfortable walking shoes, compact travel umbrella.
More essentials for Montreal in October
Packing cubes
Keep the bag organised whatever the weather — compression cubes for every size.
Check Price →Travel first aid kit
Compact TSA-friendly kit for peace of mind wherever you travel.
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.