June 4 is generally a great time to visit Montreal. While there is a slight chance of rain (25%), showers are usually brief. Expect comfortable 21°C weather. Expect a bustling atmosphere in Montreal right now—this is when the city truly comes alive with visitors.
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Essential Travel Info for Montreal
Currency
CAD
$ Canadian dollar
Language
English
+1 more
Driving
Right side
Connect
Montreal has four area codes: the long-s...
Safety
Very High Safety
GPI: 1.389
Montreal Weather Forecast for June 4
"Mild & Comfortable. Expect average highs of 21.4°C. 25% chance of rain."
What to Wear in Montreal in June
Based on historical data for June 4, Montreal typically experiences temperatures between 11.6°C and 21.4°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (25% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Montreal
Smart Suitcase
- Light Jacket
- Long Pants
Average High
21.4°C
Daytime Peak
Average Low
11.6°C
Nighttime Low
Feels Like
21.6°C
☀️ Feels accurate
Rain Chance
25%
Avg 2mm if it rains
Cloud Cover
63%
Overcast
Pressure
1012.4 hPa
Medium volatility
Montreal Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
✓ Weather is generally predictable, but pack for minor variations. A light backup layer is recommended.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
04:00 - 10:00
16:00 - 19:00
Type I-II
🔴 17 min to burn
Type III-IV
🟡 26 min to burn
Type V-VI
🟢 43 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
15.2°C
Pleasant
Heat Stress
Low
No heat warning
😊 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Canada
Flight Traffic
High
94/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~322
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Montreal
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
04:08
☀️ Noon
11:54
🌇 Sunset
19:39
⏱️ Daylight
15h 30m
Wind Speed
17.7 km/h
Gentle breeze
Sunshine
10.7 hrs
Direct Sun (Cloud-free)
Humidity
68%
Slightly humid
Travel Intelligence
Exclusive flight analytics & health data for Montreal
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Montreal
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🔴 Very Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.
Regional Safety Profile
Seismic Activity
Rare minor tremors. Buildings are earthquake-resistant.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Montreal on June 4 averages 21.4°C with a 25% precipitation probability. Wedding/Outdoor Event Score: 95/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Montreal Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (June 4) in other destinations
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📍 Is Montreal Worth Visiting on June 4?
Planning a trip to Montreal on June 4? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 21.4°C with a 25% historical precipitation risk.
✈️ Travel Logistics: Approximately 322 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 6 vaccinations are recommended for Canada, including COVID-19.
📊 Historical Extremes: The hottest June 4 recorded in the last 30 years saw temperatures hit 29.5°C in 2025, while the coldest dropped to 6.6°C in 2019.