Châteauguay Heights
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Châteauguay Heights Weather in May

May in Châteauguay Heights brings pleasant temperatures around 19°C (66°F) during the day, dropping to 9°C (48°F) at night, with quite a bit of rainfall expected, averaging around 99 mm (3.9 in) for the month.

Rainfall in Châteauguay Heights in May

Climate statistics over the past 30 years suggest around 13 days of rain, with 99 mm (3.9 in) average for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Châteauguay Heights in May

Temperatures in Châteauguay Heights in May top out at 19°C (66°F) and drop to 9°C (48°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 9°C (48°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Châteauguay Heights in May

The days are predominantly sunny, with an estimated total of around 230 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Wind Speed in Châteauguay Heights in May

Average wind conditions reach 6 m/s (12 knots) in May. This creates notably windy weather that is clearly felt and can influence daily activities. Keep in mind this is an average. Some days are less intense, while others can be quite gusty.

Average water temperature in May

The water temperature is only 8°C (46°F) this month, cold enough that most people will want to stay out. Hardy swimmers may manage a quick dip, but it won't be comfortable.

If your ideal day consists of dry skies and pleasant temperatures, July, August and September typically offer the best circumstances for Châteauguay Heights.

Châteauguay Heights Temperature in May

Min Temperature
9°C (48°F)
Max Temperature
19°C (66°F)
Water Temperature
8°C (46°F) *
Chance of Rain
43%
Precipitation
99 mm (3.9 in)
Rainy days
13 days
Humidity
51% *
Windspeed
6 m/s (12 knots) *
Sunshine
230 hours *
Percentage Sunshine
51% *
* Data from: Montréal, Canada (20 KM, 12 Miles).

Châteauguay Heights Weather by Month

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

Best Places in Canada in May

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

For Châteauguay Heights 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. Expect water temperatures of around 8°C (46°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Châteauguay Heights in May

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

  • Cycling
    9/10
  • Walking
    9/10
  • Camping
    4/10
  • Outdoor sports
    9/10

Châteauguay Heights 3-Day Forecast

More climate data for Châteauguay Heights

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

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