Saint Catharines weather in May (Ontario, Canada)

Can you expect sunny skies in Saint Catharines in May? Thinking about a visit? Explore this page for a full overview of the weather conditions this month.

Temperatures

The month of May in Saint Catharines typically includes moderate temperatures and moderate rainfall. Expect the temperatures during the day to hover around 17°C. At night, they will likely drop to about 10°C.

Precipitation

Saint Catharines in May usually receives moderate rainfall, averaging around 90 mm for the month. Past climate data indicates that roughly 11 days will see rain.

Average sunshine

Expect sunny days throughout the month, with an estimated 259 hours of sunshine. Making it a pleasant time to visit Saint Catharines.

If your ideal day consists of dry skies and moderate temperatures July, August and September generally stand out with the best circumstances. While January, February, March, April, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Saint Catharines climate page with graphs.

 

Saint Catharines, monthly averages in May

Min Temperature 10°C  

Max Temperature 17°C  

Chance of Rain 38%  

Precipitation 90 mm  

Rainy days 11 days  

Humidity 67% *  

Sunshine 259 hours *  

Percentage Sunshine 57% *  

* Data from: Buffalo, the United States of America (42 KM, 26 Miles).

Where to go in Canada in May

Find out more about the weather in Canada and which places have the best travel conditions in this month.

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 and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Saint Catharines, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Cycling

6/10

Walking

6/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Saint Catharines.

Our site offers climate and forecast data for every country in the world. Are you going to Canada? On this website you can find historical weather averages for many cities in Canada. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.