Montréal
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Montréal Weather in May

May in Montréal brings pleasant temperatures, with daytime highs of 21°C (70°F) and nights around 11°C (52°F). Quite a bit of rainfall is expected, around 90 mm (3.5 in), so pack an umbrella.

Rainfall in Montréal in May

Rain is expected on roughly 13 days, totalling around 90 mm (3.5 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Montréal in May

The temperature in Montréal in May is excellent. Daytime highs reach 21°C (70°F), with nights dropping to 11°C (52°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 11°C (52°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Montréal in May

The month enjoys around 216 hours of sunshine, creating mostly sunny days with good weather conditions.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

Montréal Temperature in May

Min Temperature
11°C (52°F)
Max Temperature
21°C (70°F)
Chance of Rain
44%
Precipitation
90 mm (3.5 in)
Rainy days
13 days
Humidity
72% *
Sunshine
216 hours *
Percentage Sunshine
*
* Data from: Carcassonne, France (16 KM, 10 Miles).

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. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

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
  • Barbeque
    8/10
  • 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

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