Waterloo Weather in May

During May, Waterloo experiences pleasant daytime temperatures of 20°C (68°F) and cooler nights around 8°C (46°F). Expect quite a bit of rainfall. Around 93 mm (3.7 in) is typical.

Rainfall in Waterloo in May

Typically around 11 days of rainfall are expected, averaging 93 mm (3.7 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Waterloo in May

May is one of the better months to visit Waterloo. Expect 20°C (68°F) during the day and 8°C (46°F) at night. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of 8°C (46°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Waterloo in May

Expect sunny days throughout the month, with an estimated 245 hours of sunshine. This makes it a pleasant time to visit Waterloo.

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

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For a detailed overview over the year and the best time to visit Canada, check out our Waterloo's climate page.

Waterloo Temperature in May

Min Temperature 8°C (46°F)

Max Temperature 20°C (68°F)

Chance of Rain 38%

Precipitation 93 mm (3.7 in)

Rainy days 11 days

Sunshine 245 hours *

Percentage Sunshine 54% *

* Data from: Hamilton, Canada (57 KM, 35 Miles).

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 →

Weather conditions Weather

Temperatures

Precipitation

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Legend

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 Waterloo in May

Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Waterloo 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

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Canada, check out our Waterloo's climate page.

More climate data for Waterloo

Temperature Rainfall Sunshine

See the full Waterloo climate overview or explore weather in Canada.