Montréal
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Montréal Weather in May

Montréal in May sees high temperatures, with highs around 23°C (73°F) and overnight lows of 12°C (54°F). Rainfall is fairly high at around 81 mm (3.2 in) on average, so pack waterproofs just in case.

Rainfall in Montréal in May

Historically, May sees about 15 days of rain, with a monthly average of 81 mm (3.2 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Montréal in May

Weather in Montréal is at its excellent in May. Highs reach 23°C (73°F), while nights settle around 12°C (54°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

If you're a fan of comfortable temperatures and drier conditions, May is a great time to visit.

Montréal Temperature in May

Min Temperature
12°C (54°F)
Max Temperature
23°C (73°F)
Chance of Rain
50%
Precipitation
81 mm (3.2 in)
Rainy days
15 days

Montréal Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Montréal - and find the best time to visit.

Best Places in France in May

Find out more about the weather in France and which places have the best travel conditions in this month. See all of France in May →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Montréal in May

For Montréal in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.

What To Do in Montréal in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    9/10
  • Walking
    9/10
  • Camping
    8/10
  • Outdoor sports
    9/10

Montréal 3-Day Forecast

More climate data for Montréal

Popular in May

Where to go in May - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.