Canada Montreal Weather in July — Climate Guide
July in Montreal is Very Good
July is Very Good for Montreal.
July is Montreal's peak season. 16-26°C + 10 sunshine hours. Jazz Festival final week (first week of July) + Just for Laughs (mid-July, world's largest comedy festival, $22-60 indoor) + International des Feux Loto-Québec (July-Aug, La Ronde amusement park, every Saturday fireworks, free viewing from Jacques-Cartier Bridge).
Korean + Japanese summer vacation airfares spike + hotels run 1.5-2x peak. Old Montreal + Plateau + Mile End + Jean-Talon Market all at peak crowds. Canada Day (July 1) brings parade + fireworks + Place des Festivals concerts.
Travel score
Peak season + Just for Laughs + fireworks every Saturday
July Weather at a Glance
July averages 79°F / 26°C highs and 61°F / 16°C lows with 10 sunshine hours and 12 rainy days (humidity 67%, frequent afternoon thunderstorms). Sunrise 5:15 AM, sunset 8:40 PM = 15h 25min daylight. Year's warmest month, year's most sunshine, year's peak tourism.
July Travel Advice
Just for Laughs indoor tickets sell out 1-2 months ahead. International des Feux fireworks every Saturday from Jacques-Cartier Bridge — free viewing (arrive 1h early). Jazz Festival final week tickets still available walk-up at outdoor stages. Canada Day July 1 + Place des Festivals concerts. Book hotels 6-8 weeks ahead for July weekends.
Flying In from Overseas
Peak European + Asian summer tourism. UK + German + French school holidays drive heavy inbound. Direct flights from London $750-1,200, Paris $700-1,100, Frankfurt $750-1,150, NYC $220-500. Australian winter shoulder — comfortable summer choice for Aussies.
July Pricing Trends
Year's peak pricing: 4-star Downtown $220-500/night, 5-star $410-780, Plateau boutique $150-370. Just for Laughs indoor $22-60. La Ronde admission $41. Jazz Festival outdoor free; indoor $22-74. Flights from London $750-1,200.
Montreal July Weather Stats
Avg High
26°C
Avg Low
16°C
Rainy Days
12
90mm total
Sunshine
10h
Daily avg
Humidity
67%
Humid
UV Index
9
Very high
Wind
10 km/h
Gusts 22
Sea Temp
18°C
Best swimming
Crowds
Very busy
At attractions
July Sunrise & Sunset
Air Quality
PM2.5
13 μg/m³
PM10
25 μg/m³
Status
Moderate
Feels-Like Temperature & Wind
Feels like
Daytime
29°C
Nighttime
17°C
Humidity and wind affect how the actual temperature feels.
Wind
10 km/h
Max gust 22 km/h
Activities Recommended for July
July Travel Pros & Cons
Pros
- Just for Laughs world's largest comedy festival
- International des Feux fireworks every Saturday
- Old Montreal + Plateau at peak walking weather
Cons
- Hotels 1.5-2x peak
- Korean + Japanese summer airfare spike
- Humidity 67% + frequent thunderstorms
July Events & Festivals
- Montreal Jazz Festival final week (first week of July)
- Just for Laughs Festival — mid-July (world's largest comedy festival)
- Canada Day — July 1 (national holiday)
- International des Feux Loto-Québec — July-Aug (fireworks festival, La Ronde, every Saturday)
- Festival International Nuits d'Afrique — mid-July (African music festival)
- FantAsia Festival — mid-July to early Aug (Asian + genre film festival)
Montreal in July — Full Picture
July is Montreal's peak season. 16-26°C + 10 sunshine hours. Jazz Festival final week (first week of July) + Just for Laughs (mid-July, world's largest comedy festival, $22-60 indoor) + International des Feux Loto-Québec (July-Aug, La Ronde amusement park, every Saturday fireworks, free viewing from Jacques-Cartier Bridge).
Korean + Japanese summer vacation airfares spike + hotels run 1.5-2x peak. Old Montreal + Plateau + Mile End + Jean-Talon Market all at peak crowds. Canada Day (July 1) brings parade + fireworks + Place des Festivals concerts.
What to Wear & What to Pack
Mid-summer + humidity. T-shirt + shorts + swimsuit (lake/pool). Like early July in NYC. 10 sunshine hours + UV 9 = strong. Frequent afternoon thunderstorms. Light cardigan for AC restaurants + evening.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
10.7°C
1°C
13/mo
Summer (Jun·Jul·Aug)
Current25°C
14.7°C
11.7/mo
Autumn (Sep·Oct·Nov)
13°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 July Hotel Picks
Frequently Asked Questions
Is July a good time to visit Montreal?
Montreal in July is Very Good. Tourist crowds are very busy and flight/hotel prices are peak.
What's the average temperature in Montreal in July?
Montreal July averages a high of 26°C and a low of 16°C.
Does it rain much in Montreal in July?
Montreal July averages 90mm of rainfall over about 12 rainy days.
What should I wear in Montreal in July?
Mid-summer + humidity. T-shirt + shorts + swimsuit (lake/pool). Like early July in NYC. 10 sunshine hours + UV 9 = strong. Frequent afternoon thunderstorms. Light cardigan for AC restaurants + evening.
What time are sunrise and sunset in Montreal in July?
Montreal July sunrise is 05:15 and sunset is 20:40, with 15h 25m of daylight.
What's the air quality like in Montreal in July?
Montreal July air quality (AQI) averages 40, rated Good. PM2.5 averages 13μg/m³.
What activities are recommended in Montreal in July?
In July, Montreal is great for Just for Laughs, International des Feux fireworks Saturdays, Jazz Festival final week.
Is July peak season in Montreal?
Montreal July crowds are very busy and prices are peak. Advance reservations are strongly recommended.
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.