Montreal · SpringMonth summary
Montreal weather in May
✅ Good
🌡️ Temperature min / max
46°F – 66°F
🌧 Rainy days
35% of days
☀️ Sunshine
11.9h per day on average
🌊 🌊 Season
Spring
⭐ ⭐ Weather score
7.3/10
📅 📅 Best month
July (8.3/10)
Quick decision
Should you visit Montreal in May?
✅ Good
✅ Yes if: you want to explore the city on foot without suffering from heat.
❌ No if: you're looking for a beach destination — water and air are still cool.
Our take: Favourable conditions in May (7.3/10). July scores higher but the gap is small.
By trip type
Montreal in May by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : ❌ Not recommended
- 💰 💰 Budget : 🌿 Shoulder
Local context
What to expect in May
Spring marks the start of the good season in Montreal. Temperatures rise (19°F) and tourists have not yet arrived en masse. Expect rain on 35% of days — a light raincoat in the bag is recommended. Not the best window, but acceptable if dates are constrained. July (8.3/10) is significantly better if possible.
Browse by month
All months for Montreal
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| ❄️ January | 10°F | 27°F | 39% | 0.1in | 5.7h | 3.2/10 |
| ❄️ February | 10°F | 28°F | 41% | 0.1in | 7.0h | 3.6/10 |
| 🌨️ March | 23°F | 39°F | 40% | 0.1in | 8.9h | 4.0/10 |
| 🌦️ April | 34°F | 50°F | 42% | 0.2in | 9.8h | 4.6/10 |
| 🌤️ May | 46°F | 66°F | 35% | 0.1in | 11.9h | 7.3/10 |
| 🌤️ June | 57°F | 75°F | 43% | 0.1in | 12.6h | 7.8/10 |
| 🌤️ July | 64°F | 81°F | 39% | 0.1in | 13.3h | 8.3/10 |
| 🌤️ August | 63°F | 77°F | 41% | 0.1in | 12.5h | 7.9/10 |
| 🌤️ September | 55°F | 72°F | 27% | 0.1in | 11.0h | 7.8/10 |
| ⛅ October | 45°F | 57°F | 38% | 0.2in | 8.2h | 5.2/10 |
| 🌦️ November | 30°F | 41°F | 44% | 0.1in | 5.8h | 2.8/10 |
| 🌨️ December | 18°F | 32°F | 42% | 0.1in | 4.9h | 2.6/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In May, Montreal averages 66°F, 35% rainy days and 11.9h of sunshine per day. Overall weather score: 7.3/10.
See methodology →
Comparison
May vs July (best month)
The best month is July (score 8.3/10). Difference:
- 🌡️ Max temperature : +8°F
- 🌧 Rainy days : +4%
- ☀️ Sunshine : +1.4h/day
FAQ
FAQ — Montreal in May
Is May a good time to visit Montreal?
May is an acceptable time for Montreal (score 7.3/10). Conditions are decent but not optimal — consider July (8.3/10) if possible.
What to do in Montreal in May?
With 66°F max and 11.9h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
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Activities & tours
Activities and tours in Montreal
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