When to go · Montreal, Canada
Best time to visit Montreal
The sweet spot is August, September and June — averages 22°C, 11 rainy days, peak-season crowds and peak prices.
May – June, September – October
Humid continental with dramatic seasons. Bitterly cold, snowy winters (−10°C and below) and hot, humid summers (25–30°C) packed with festivals. Autumn brings spectacular foliage; spring is short.
The short answer
22°C · 11 rainy days · high season
17°C · 11 rainy days · mid season
20°C · 13 rainy days · high season
Hardest months: March and December. averages a raw -1°C, 13 rainy days, few other visitors.
Month by month
| Month | Avg temp | Rain days | Crowds | Verdict |
|---|---|---|---|---|
| January | -9°C | 16d | low | Wet |
| February | -7°C | 13d | low | Wet |
| March | -1°C | 13d | low | Wet |
| April | 7°C | 12d | mid | Wet |
| May | 15°C | 13d | mid | Wet |
| June | 20°C | 13d | high | Wet |
| July | 23°C | 12d | high | Wet |
| August | 22°C | 11d | high | Comfortable but damp |
| September | 17°C | 11d | mid | Comfortable but damp |
| October | 10°C | 12d | mid | Wet |
| November | 3°C | 14d | low | Wet |
| December | -6°C | 16d | low | Wet |
Verdicts are read off the three columns to their left — temperature distance from 21°C first, then rainfall, with crowds breaking ties. Averages, so any given week can differ.
If you'd rather go cheap than perfect
January, February, March, November and December are low season in Montreal — thinner crowds, and the months where accommodation is easiest to book late. Budget travellers already work to about $40–70 a day here; low season is where the accommodation share of that goes furthest.
Book the month you picked
Fares move with the same seasons as the crowds — the quiet months above are usually the cheap ones to fly.