Weather in May in Canada

Many people wonder what the weather conditions are in May in Canada. Is this month a good time to go to Canada? To answer that question we created this page with all the information you need.

What is the weather like in Canada in May?

The weather in Canada in May ranges from poor to perfect depending on the destination.

May has maximum daytime temperatures ranging from very cold in Alert with -8°C (18°F) to moderate temperatures in Kamloops with 22°C (71°F). Nighttime temperatures generally drop to 8°C (46°F) in Kamloops and -14°C (7°F) in Alert.

Precipitation ranges from almost non in Komakuk Beach with 4mm (0.2inch) snow/rainfall to heavy in Ucluelet with 165mm (6.5inch) rainfall. In general it is also a sunny month with an average of 227 hours of sunshine in Toronto during the whole month.

Where to go in Canada in May

Find the average weather conditions in May for the most popular destinations in Canada on the map below. Click on a destination dot for more detailed information.

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inch a month).

Popular destinations in Canada

What is the weather like in May for the 5 most popular destinations in Canada?

Average weather in Toronto

In May Toronto generally has moderate temperatures with maximum daytime temperatures around 19°C (65°F), minimum nighttime temperatures around 10°C (50°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

Toronto
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
12°C / 53°F 
4°C / 39°F 
180 hours 
68mm / 2.7inch 
13 days 
19°C / 65°F 
10°C / 50°F 
227 hours 
82mm / 3.2inch 
13 days 
June   >> June
>>  
24°C / 75°F 
15°C / 59°F 
260 hours 
70mm / 2.8inch 
11 days 
Climate in Toronto

Average weather in Montréal

In May Montréal generally has moderate temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 8°C (46°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

Montréal
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
12°C / 53°F 
1°C / 34°F 
179 hours 
83mm / 3.3inch 
13 days 
19°C / 66°F 
8°C / 46°F 
230 hours 
87mm / 3.4inch 
13 days 
June   >> June
>>  
24°C / 75°F 
13°C / 55°F 
241 hours 
94mm / 3.7inch 
14 days 
Climate in Montréal

Average weather in Quebec City

In May Quebec City generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 5°C (42°F) and high monthly rainfall. So on average the conditions are unpleasant that month.

Quebec City
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
8°C / 47°F 
-1°C / 30°F 
170 hours 
83mm / 3.3inch 
12 days 
poor 
17°C / 63°F 
5°C / 42°F 
211 hours 
115mm / 4.5inch 
15 days 
June   >> June
>>  
22°C / 72°F 
11°C / 51°F 
234 hours 
111mm / 4.4inch 
13 days 
Climate in Quebec City

Average weather in Vancouver

In May Vancouver generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 9°C (48°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

Vancouver
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
13°C / 55°F 
6°C / 42°F 
185 hours 
88mm / 3.5inch 
15 days 
17°C / 63°F 
9°C / 48°F 
222 hours 
69mm / 2.7inch 
13 days 
June   >> June
>>  
20°C / 67°F 
12°C / 54°F 
226 hours 
51mm / 2inch 
12 days 
Climate in Vancouver

Average weather in Ottawa

In May Ottawa generally has moderate temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 8°C (46°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

Ottawa
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
12°C / 53°F 
2°C / 35°F 
188 hours 
73mm / 2.9inch 
13 days 
19°C / 66°F 
8°C / 46°F 
231 hours 
89mm / 3.5inch 
14 days 
June   >> June
>>  
24°C / 76°F 
14°C / 56°F 
255 hours 
93mm / 3.7inch 
12 days 
Climate in Ottawa

Is your destination not in the list? Have a look at other destinations in Canada.

Is May the best time to go to Canada?

In our opinion May is a good time to visit Canada with commonly pleasant weather in Toronto. However, the weather conditions may vary depending on your destination.

On average the best time to visit Canada is in June, July, August and September with generally perfect weather in Toronto. The worst months are January, February, March, November and December that can have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Canada. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for almost all countries in the world. Are you going to Canada? Get detailed historical weather averages for many cities in Canada.

    Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.