Weather for Toronto in May is typically good with an average maximum temperature of +63°F during the day, and approximately 8 sunny days monthly. Typically, there are about 13 rainy days with the total average precipitation that falls in May around 77 mm. Expect good weather and pack accordingly to enjoy the outdoors. Search flightsin one click on Avionero.
Average weather
☀️
+63°F
Avg. max. temperature
+28°F
Min.
+91°F
Max.
77 mm
Total precipitation
68%
Avg. humidity
4 m/s
Avg. wind
8 ☀️
Sunny Days
8 ⛅️
Cloudy
13 🌦
Rainy
Our opinion: Toronto has good weather in May.
Average temperature in Toronto in May
Here are the expected maximum, average and minimum temperatures in Toronto for May based on the historical data.
Last Year
Historical Data
The expected average maximum temperature in May is +66°F with a maximum of +84°F and a minimum of +36°F.
The average maximum temperature goes up 74% by the end of the month, compared with the beginning of the month, from +48°F to +84°F.
Is Toronto warm or cold in May?
Toronto is typically mild in May.
Maximum temperatures go up compared to the previous month from +50°F to +63°F. The minimum temperature also goes up from +37°F to +48°F.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how May is compared to other months in Toronto:
Water temperature in Toronto in May
Water in Toronto in May is Cold. It varies from +37°F to +48°F, with an average of +43°F.The air temperature averaging +63°F is higher than the water temperature.
In May, water temperatures are average relative to the rest of the year:
The warmest water temperatures in Toronto are reached in August, when the average sea temperature rises to +72°F. The coldest water temperatures are in February, with an average of +35°F.
Can you swim in Toronto in May?
We would not recommend swimming in Toronto in May, the water is very cold (+43°F on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +61°F
🏄♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.
Travel to Toronto
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✈️
0
Flights per week
$537
Min. Price
$537
Max. Price
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Climate in Toronto in May
Toronto weather looks like this, on average, in May and the surrounding months.
April
May
June
Avg. temperature
+50°F
+63°F
+72°F
Min. temperature
+14°F
+28°F
+39°F
Max. temperature
+81°F
+91°F
+93°F
Rainfall
80 mm
77 mm
81 mm
Wind
5 m/s
4 m/s
3 m/s
Avg. water temperature
+38°F
+43°F
+58°F
Humidity
67%
68%
70%
Air pressure
1014 HPa
1014 HPa
1013 HPa
Sunny days
7
8
8
Cloudy days
8
8
8
Rainy days
12
13
11
Snowy days
3
0
0
May often has better weather than April.It’s getting warmer as May arrives. The average maximum temperature goes up from +50°F to +63°F during the day.As May arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 80 mm to 77 mm.Humidity rises from 67% to 68%.Winds are calmer in comparison to April, going down from 5 m/s to 4 m/s on average.The good news is there are likely to be more sunny days in May, from 7 to 8.
June brings much the same weather, it remains good.
Wind speed in Toronto in May based on historical data.
Last Year
Historical Data
The average wind speed is 4 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Toronto is gradually decreasing during May, going from 5 m/s to 2 m/s over the course of the month.
Rain
Amount of rainfall in mm during May in Toronto based on historical data.
Last Year
Historical Data
Total precipitation in May is about 90 mm, with a 32% chance of rain on a typical day. The maximum amount of rainfall per day is around 26 mm, which is moderate rain.May is a pretty wet month with over 10 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Toronto wettest month is October, where a typical day has a 52% chance of precipitation and 93 mm of rainfall per day. February, on the other hand, is the driest month with a mere 10% chance of precipitation and 24 mm of rainfall per day.
How was the weather last May in Toronto?
This is the weather in Toronto in May 2023:
1 May
☁️
+49°F
2 May
🌧️
+45°F
3 May
🌧️
+48°F
4 May
☁️
+53°F
5 May
🌧️
+57°F
6 May
☀️
+65°F
7 May
☀️
+62°F
8 May
☀️
+67°F
9 May
☀️
+61°F
10 May
☀️
+68°F
11 May
☁️
+79°F
12 May
☁️
+80°F
13 May
☁️
+75°F
14 May
☀️
+68°F
15 May
☀️
+73°F
16 May
☁️
+75°F
17 May
☀️
+59°F
18 May
☀️
+56°F
19 May
☁️
+70°F
20 May
🌫️
+64°F
21 May
☁️
+74°F
22 May
☀️
+68°F
23 May
☁️
+68°F
24 May
☀️
+63°F
25 May
☀️
+60°F
26 May
☀️
+67°F
27 May
☀️
+74°F
28 May
☀️
+78°F
29 May
☀️
+73°F
30 May
☀️
+78°F
31 May
☀️
+85°F
In May 2023 Toronto had 18 sunny days, 9 cloudy days, and 3 rainy days. The average maximum temperature was +66°F, with an absolute maximum of +84°F and a minimum of +45°F. The average humidity was 65%, with a maximum of 100% and a minimum of 24%. The average wind speed was 4 m/s, with a maximum of 10 m/s and a minimum of 0 m/s.
Are you planning a trip in May?
Climate Change Over the Years
This is how Toronto climate has changed over the last 43 years.
The climate in Toronto in May has not changed that much over the last 43 years.
The average temperature was the lowest in 1979 (+51°F) and the highest in 2012 (+59°F). The driest year was 1994 with only 432 mm of rainfall, and the wettest year was 2023 with 1271 mm.
FAQ
Frequently asked questions about the weather in Toronto in May:
Is May a good time to visit Toronto?
May is a really good time to go to Toronto. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Toronto.
Can you sunbathe in Toronto in May?
May has mild temperatures in Toronto. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!
Can you swim in Toronto in May?
Swimming in Toronto in May is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.
Is Toronto rainy in May?
Toronto is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Toronto in May?
Usually, it’s not very sunny in Toronto in May, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
How much does it cost to fly to Toronto in May?
The normal prices to fly to Toronto is $537 - $537. It means that the majority of our users have picked flights in this range. To find the best price we recommend you search early, using our flexible dates feature.
For this page, we’ve looked at the typical weather in Toronto, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
