Montreal in May
Grand Prix and blossom
By Daan · Last reviewed October 2026
The short answer
May is one of the best months to visit Montreal.
May brings blossoms and warmer days. Since 2026 the Canadian Grand Prix has moved to May, so race weekend fills hotels and lifts prices across downtown.
May in detail
What May actually feels like
- Weather
- 10–19°C
- Mild to warm, with long days.
- Crowds
- Moderate-High
- Popular sights fill up at peak hours, so book timed entries ahead.
- Prices
- $$$
- Mid-range hotel rates.
+Warm weather and the Canadian Grand Prix, now held in May.
–Race weekend raises hotel rates sharply.
My tip for May
Check the Grand Prix weekend before you book; rates rise for the whole city.
- Terraces
- Cycling
- Grand Prix
How May compares
Against the other eleven months
3rd of 12 overall in Montreal, 3rd for weather, 8th for space, 8th for value. The emptiest month is March; the best value is March.
See all twelve months for MontrealPlan around
What’s on in Montreal in May
- Canadian Grand Prix
- Since 2026 the race has been held in May; hotel rates rise across downtown.
May
Not set on May?
Even stronger months in Montreal
Weather
Weather in Montreal in May
In May Montreal averages a high of 19°C (66°F) and a low of 10°C (50°F), with about 86 mm of rain or snow over 13 wet days. The warmest month is July (around 27°C) and the coolest is January (around -5°C); the wettest month is July.
- Average high
- 19°C
- 66°F
- Average low
- 10°C
- 50°F
- Precipitation
- 86 mm
- Wet days
- 13
Climate data: Environment and Climate Change Canada. Temperatures are averages of daily highs and lows.
Quick answers
Montreal in May: the questions people ask
- Is May a good time to visit Montreal?
- May is one of the best months to visit Montreal. It ranks 3 of 12 months in Montreal overall (3 for weather, 8 for space, 8 for value). The main upside: Warm weather and the Canadian Grand Prix, now held in May. The main downside: Race weekend raises hotel rates sharply.
- What is the weather like in Montreal in May?
- Average highs are around 19°C and lows around 10°C. Expect about 86 mm of rain or snow over roughly 13 wet days. Mild to warm, with long days. For comparison, the warmest month is July (around 27°C) and the coolest is January (around -5°C).
- Is Montreal crowded in May?
- Crowds are moderate-high. Popular sights fill up at peak hours, so book timed entries ahead. The quietest month is March.
- How expensive is Montreal in May?
- Prices are at level 3 of 5 ($$$). Mid-range hotel rates. The best-value month is March.
- When is the best time to visit Montreal?
- In the CrowdFreeViews month scores, September is the best month overall (May ranks 3 of 12). The quietest month is March and the best value is March.
Ready to book May in Montreal?
Warm weather and the Canadian Grand Prix, now held in May.
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