Canada Montreal Weather in October — Climate Guide
October in Montreal is Good
October is Good for Montreal.
October is Montreal's foliage season + shoulder value. 5-13°C + 12 rainy days + 6 sunshine hours. Mont-Tremblant foliage peak (Sep 25-Oct 15, 2-hour drive, gondola, life photo) + Laurentians foliage + Mont Royal + Parc La Fontaine + Westmount neighborhood foliage.
Canadian Thanksgiving (second Monday of October, holiday) + Festival du Nouveau Cinéma (mid-October film festival). Hotel value before November + shoulder + foliage combo top pick.
Travel score
Foliage peak + Thanksgiving + value before winter
October Weather at a Glance
October averages 55°F / 13°C highs and 41°F / 5°C lows with 6 sunshine hours and 12 rainy days. Sunrise 7:10 AM, sunset 6:00 PM = 10h 50min daylight. First frost typically late October. Foliage peak first half of month (most years Oct 5-15 in the Laurentians, Oct 10-20 on Mont Royal).
October Travel Advice
Foliage peak window Oct 5-15 in the Laurentians — book Mont-Tremblant gondola + Fairmont Tremblant hotel 1 month ahead. Canadian Thanksgiving long weekend (2nd Mon) — book hotels 3 weeks ahead. Halloween walking tours in Old Montreal $22-37 (last week of October). Festival du Nouveau Cinéma indie cinema $22-37.
Flying In from Overseas
Last good month for European foliage tourism. US autumn break overlap. Korean autumn break (Chuseok-extended) tail. Direct flights from London $500-850, Paris $450-800, Frankfurt $500-850, NYC $150-350.
October Pricing Trends
Last affordable month: 4-star Downtown $165-370/night (Thanksgiving weekend $220-450), 5-star $300-590, Plateau boutique $110-280. Mont-Tremblant gondola $22. Fairmont Tremblant $260-520. Festival du Nouveau Cinéma $22-37.
Montreal October Weather Stats
Avg High
13°C
Avg Low
5°C
Rainy Days
12
78mm total
Sunshine
6h
Daily avg
Humidity
75%
Comfortable
UV Index
3
Moderate
Wind
13 km/h
Gusts 28
Sea Temp
12°C
Not swimmable
Crowds
Moderate
At attractions
October Sunrise & Sunset
Air Quality
PM2.5
9 μg/m³
PM10
18 μg/m³
Status
Good
Feels-Like Temperature & Wind
Feels like
Daytime
11°C
Nighttime
3°C
Humidity and wind affect how the actual temperature feels.
Wind
13 km/h
Max gust 28 km/h
Activities Recommended for October
October Travel Pros & Cons
Pros
- Mont-Tremblant foliage peak (life photo)
- Shoulder season value
- Mont Royal + Parc La Fontaine foliage
Cons
- Rain 12 days/month + frequent overcast
- Cooling trend toward sub-zero
- Thanksgiving hotels +30%
October Events & Festivals
- Mont-Tremblant foliage peak — Sep 25-Oct 15 (life photo)
- Canadian Thanksgiving — second Monday of October (holiday)
- Festival du Nouveau Cinéma — mid-October (film festival)
- Halloween — October 31 (Old Montreal Halloween walking tours)
Montreal in October — Full Picture
October is Montreal's foliage season + shoulder value. 5-13°C + 12 rainy days + 6 sunshine hours. Mont-Tremblant foliage peak (Sep 25-Oct 15, 2-hour drive, gondola, life photo) + Laurentians foliage + Mont Royal + Parc La Fontaine + Westmount neighborhood foliage.
Canadian Thanksgiving (second Monday of October, holiday) + Festival du Nouveau Cinéma (mid-October film festival). Hotel value before November + shoulder + foliage combo top pick.
What to Wear & What to Pack
Autumn. Jacket + long-sleeve + waterproof shell. Like mid-late October in Korea. Foliage peak first half. Mornings cold +5°C, afternoons +13°C — layered clothing essential.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
10.7°C
1°C
13/mo
Summer (Jun·Jul·Aug)
25°C
14.7°C
11.7/mo
Autumn (Sep·Oct·Nov)
Current13°C
5°C
12.7/mo
Winter (Dec·Jan·Feb)
-3.3°C
-12°C
13.3/mo
Montreal Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| -5° | -14° | 14d·78mm | 3h | 75% | 1 | Quiet | Low season | |
| -3° | -12° | 12d·62mm | 4.5h | 72% | 2 | Quiet | Low season | |
| 2° | -6° | 13d·75mm | 5.5h | 70% | 3 | Quiet | Shoulder | |
| 11° | 1° | 13d·80mm | 7h | 65% | 5 | Moderate | Shoulder | |
| May (Best) | 19° | 8° | 13d·75mm | 8h | 62% | 6 | Moderate | Shoulder |
| June (Best) | 24° | 13° | 12d·87mm | 9.5h | 65% | 8 | Busy | Peak |
| July (Best) | 26° | 16° | 12d·90mm | 10h | 67% | 9 | Very busy | Peak |
| August (Best) | 25° | 15° | 11d·88mm | 9h | 70% | 7 | Very busy | Peak |
| September (Best) | 20° | 11° | 12d·87mm | 7.5h | 72% | 5 | Busy | Peak |
| 13° | 5° | 12d·78mm | 6h | 75% | 3 | Moderate | Shoulder | |
| 6° | -1° | 14d·92mm | 3.5h | 78% | 2 | Quiet | Low season | |
| -2° | -10° | 14d·88mm | 2.5h | 78% | 1 | Busy | Peak |
View Other Months
Montreal October Hotel Picks
Frequently Asked Questions
Is October a good time to visit Montreal?
Montreal in October is Good. Tourist crowds are moderate and flight/hotel prices are shoulder.
What's the average temperature in Montreal in October?
Montreal October averages a high of 13°C and a low of 5°C.
Does it rain much in Montreal in October?
Montreal October averages 78mm of rainfall over about 12 rainy days.
What should I wear in Montreal in October?
Autumn. Jacket + long-sleeve + waterproof shell. Like mid-late October in Korea. Foliage peak first half. Mornings cold +5°C, afternoons +13°C — layered clothing essential.
What time are sunrise and sunset in Montreal in October?
Montreal October sunrise is 07:10 and sunset is 18:00, with 10h 50m of daylight.
What's the air quality like in Montreal in October?
Montreal October air quality (AQI) averages 30, rated Good. PM2.5 averages 9μg/m³.
What activities are recommended in Montreal in October?
In October, Montreal is great for Mont-Tremblant foliage peak, Mont Royal foliage hike, Laurentians foliage drive.
Is October peak season in Montreal?
Montreal October crowds are moderate and prices are shoulder. You can travel relatively comfortably without long queues.
Best Months to Visit Montreal
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.